Document Document Title
US09491894B2 Manufacturing method of cover structure
A method of manufacturing a cover structure is provided. A first insulating layer is provided. The first insulating layer has a first surface and a second surface opposite to each other. A second insulating layer is provided. The second insulating layer has a third surface and a fourth surface opposite to each other and an opening passing through the third surface and the fourth surface. A thickness of the second insulating layer is greater than a thickness of the first insulating layer. The first insulating layer and the second insulating layer are laminated to each other, so that the third surface of the second insulating layer connects to the second surface of the first insulating layer. A cavity is defined by the opening of the second insulating layer and the first insulating layer. A metal layer is formed on the cavity.
US09491884B2 Server cabinet drawer structure
A server cabinet drawer structure includes a carrying tray, a movably swappable frame and a lifting element. The movably swappable frame is carried by the carrying tray, and a side of the movably swappable frame is pivotally connected to the carrying tray by a pivot. The lifting element is provided for lifting the movably swappable frame away from the carrying tray and connected to the carrying tray and the movably swappable frame, so as to facilitate users to swap a data storage unit in the movably swappable frame.
US09491880B2 Circuit assembly for compact acoustic device
A circuit assembly (600) includes a printed circuit board assembly (100). The printed circuit board assembly includes a first circuit board (101), a second circuit board (102), and a first flexible substrate (103) interposed between, and continuous with, the first circuit board and the second circuit board. A second flexible substrate (108) extends from, and is continuous with, the second circuit board. One or more electronic circuits comprising electronic components (301,302,303,304,305) are disposed along one or more of the first circuit board or the second circuit board. The printed circuit board assembly is folded about a battery (601), with the first circuit board adjacent to the first major face, the second circuit board adjacent to the second major face, and the first flexible substrate spanning the one or more side faces.
US09491879B2 Electronic card
An electronic card including a substrate and a display panel is provided. The substrate has a first surface, a second surface opposite to the first surface, a first side, a second side opposite to the first side, a third side and a fourth side opposite to the third side, wherein the first surface and the second surface are surrounded by the first side, the second side, the third side and the fourth side. The display panel is disposed on the first surface and is roughly near the first side, the third side and the fourth side. Therefore, a disposition area of the display panel is wider.
US09491877B2 Use of a mixture comprising a hydrofluoroolefin as a medium-voltage arc-extinguishing and/or insulating gas and medium-voltage electrical device comprising same
The invention relates to the use of a mixture comprising a hydrofluoroolefin, possibly associated with a dilution gas, as a gaseous electrical insulation and/or electrical arc extinguishing medium in substation medium-voltage electrical device.It also relates to medium-voltage electrical device in which electrical insulation and/or electrical arc extinguishing is (are) performed by a gaseous medium comprising hydrofluoroolefin, possibly associated with a dilution gas.
US09491876B2 Video display device
A device includes a housing body that has a top surface, a bottom surface, and an edge portion, where the housing body also houses a display screen. The device further includes a cover panel that has an inner surface and an outer surface, where the cover is pivotally attached to the edge portion of the housing body to move between a closed position that covers the display screen and an open position that uncovers the display screen. The cover panel includes a fold-out element that is attached to the inner surface of the cover panel and that is configured to open outward away from the display screen when the cover panel is in the open position.
US09491873B2 Element housing package, component for semiconductor device, and semiconductor device
An element housing package includes a base body having a rectangular shape, having a mounting region for mounting a semiconductor element, a frame body disposed so as to surround the mounting region, a connection conductor disposed from the upper surface to a lower surface of the base body, a circuit conductor disposed on the lower surface of the base body, one end of the circuit conductor being electrically connected to the connection conductor and an other end of the circuit conductor being drawn out laterally from a first side surface of the base body, and a metal plate bonded to the lower surface of the base body, having an attachment region and a ground conductor region. The metal plate has an outer peripheral region which is drawn out laterally from the base body, from the ground conductor region to the attachment region along an outer periphery of the base body.
US09491864B2 Unpacked structure for power device of radio frequency power amplification module and assembly method therefor
An unpacked structure for a power device of radio frequency power amplification module and assembly method therefor. The radio frequency power amplification module includes the power device, a heat dissipating plate and a printed circuit board, wherein the power device is embedded into the printed circuit board; the heat dissipating plate is arranged below the power device and the printed circuit board; the power device includes a carrier flange, a plurality of electronic elements and a plurality of lead wires; the electronic elements are directly welded on the carrier flange according to a design requirement; the power device and the printed circuit board are welded and fixed on the heat dissipating plate; and the electronic elements on the power device are connected with one another through the lead wires and directly connected with the printed circuit board through the lead wires.
US09491861B2 Wiring substrate and substrate module
A wiring substrate includes a wiring pattern that is formed on a surface of a conductive board via an insulation layer and an extension part that is extended from the wiring pattern. The extension part is disposed in a portion located immediately below a detachable connector. The detachable connector is connected to a fixed connector mounted on the wiring substrate and connected and fixed to the wiring pattern.
US09491855B2 Display device
A display device, including a display panel; a flexible printed circuit board (FPCB) including a driving integrated circuit (IC) and attached to a rear surface of the display panel; a conductive member at the rear surface of the display panel; an FPCB connection pad connected to the conductive member at the rear surface of the display panel and connected to the FPCB; an FPCB connection terminal connected to the FPCB connection pad and at the FPCB; and a ground at the FPCB.
US09491851B2 Connection structure of electronic device
A connection structure of an electronic device includes a circuit board, a plurality of conductive contact pads and a conductive pattern. The conductive contact pads and the conductive pattern are disposed on the circuit board. The conductive contact pads are electrically insulated from one another. The conductive pattern is electrically insulated from the conductive contact pads. The conductive pattern is disposed on at least three sides of the conductive contact pads so as to generate an electrostatic discharge protection effect for the conductive contact pads.
US09491846B2 Method of manufacturing module
A module 100 can be precisely manufactured by mounting an electronic component 102 and a terminal assembly 10 having a simple configuration, in which a plurality of connection terminals 11 are supported by a support body 12, the configuration being highly precise, inexpensive, and new, on one principal surface of a wiring substrate; and by sealing the electronic component 102 and the terminal assembly 10 mounted on the one principal surface of the wiring substrate 101, with a first resin layer 103. Also, since the plurality of connection terminals 11 are merely supported by the support body 12, the support body 12 can be easily removed from the plurality of connection terminals 11. Accordingly, the manufacturing time of the module 100 is decreased.
US09491825B2 LED lighting device
An LED lighting device comprises: a rectification circuit unit for receiving input power from a power source unit and outputting a rectified power; an LED unit having a plurality of LED channels connected in series and a resistor unit connected to the last end of the LED channels; a current sensing resistor; and a switch circuit unit comprising a plurality of switches, wherein an nth switch is connected to the rear end of an nth LED channel so as to control an operation of the nth LED channel and is controlled by a sum of a current of the nth switch and a current of an (n+1)th switch, which flows through the current sensing resistor.
US09491824B2 Method and apparatus for precise temperature brightness compensation of LED
The invention is a method and apparatus to provide a temperature compensation for LED brightness utilizing temperature dependence of voltage-current characteristic of the LED. Methods ensure the precise compensation of brightness of LED using two or more temperatures to tune an LED driver circuit without the use of thermistors or other temperature sensor.This method also allows for circuits that compensate brightness not only of a single LED but of an assembly of LEDs. The method allows to manufacture LED modules with built-in temperature brightness compensation circuit. These modules can be used in a variety of illuminating equipment including but not limited to home lights, vehicle turn or brake signals, traffic lights, and a backlight for LCD display.
US09491823B2 Lighting device, lighting fixture and lighting system
A lighting device includes an electricity storage electrically connected in parallel with a solid light source, a switching circuit that produces a current to supply the current to the electricity storage, and a control circuit that controls, according to a dimming level, burst dimming by controlling the switching circuit so that the solid light source is lit intermittently. When the dimming level is a threshold level or more, the control circuit sets an electricity storage capacity of the electricity storage to a first capacity, and sets a frequency by the burst dimming to a first frequency. When the dimming level is below the threshold level, the control circuit sets the electricity storage capacity to a second capacity smaller than the first capacity, and sets the frequency by the burst dimming to a second frequency higher than the first frequency.
US09491820B2 Hybrid dimming control techniques for LED drivers
Techniques are disclosed for dimming LED strings using frequency modulation (FM) dimming and burst control dimming. At high brightness levels, FM dimming may be used to decrease the current through LED strings by increasing the switching frequency of pulses within a pulse train of an AC current source. At low brightness levels, or after the switching frequency has been increased to the resonant frequency of the current source, burst control dimming may decrease the current through LED strings by decreasing the duty cycle of the pulse train of the current source. At high brightness levels, FM dimming and burst control dimming may be combined by decreasing the duty cycle of the pulse train at each of a number of increasing switching frequency values. FM dimming may also be combined with frequency hopping in order to increase the number of available frequency steps.
US09491813B2 Light emitting device
A light emitting device includes a board, a light emitting element, and a transparent member. The light emitting element is mounted on the board. The transparent member seals the light emitting element. The transparent member is disposed around a periphery of the board and the light emitting element. The transparent member comprises a phosphor therein.
US09491809B2 Induction cooktop appliance
An induction cooktop appliance is provided. The induction cooktop appliance includes an induction heating element and a metal top panel positioned above the induction heating element for supporting cooking utensils thereon. The metal top panel defines an opening above the induction heating element. The opening can limit or regulate eddy currents within the metal top panel.
US09491803B2 Ceramic structure, ceramic heater, and glow plug including the ceramic heater
The ceramic structure of the present invention includes a ceramic substrate, a conductor layer containing a glass component and disposed on a surface of the ceramic substrate, and a brazing filler material covering the surfaces, including the side surfaces, of the conductor layer. A reaction zone of the ceramic substrate, the conductor layer, and the brazing filler material located in a boundary region between the ceramic substrate, the conductor layer, and the brazing filler material.
US09491789B2 Decentralizing core network functionalities
The present invention relates to methods and apparatuses for providing network access, wherein a connection to a core network is established via a wireless access device (20) and a gateway device (42). Connectivity of the wireless access device (20) is restricted to a pre-defined group of core network address of a pool of gateway devices (42) with multi-node connectivity to the core network, and a single address is selected to establish the connection to a one of the gateway devices (42). The gateway device (42) is provided with a relay function for mapping a single input address to a plurality of core network addresses based on a location information of the wireless access device (10) and with at least one co-located decentralized core network functionality.
US09491784B2 Streaming common media content to multiple devices
Systems and associated methods for providing a plurality of devices the same media content. A plurality of requests for media content may be received where each of the plurality of requests is received from a respective device. It may be determined whether the plurality of requests for media content are for the same media content. In response to determining that the plurality of requests are for the same media content, a single request for the media content may be generated. The media content may be received in response to the single request and the media content may be stored in a memory medium. The media content may be provided to each of the respective devices in response to the plurality of requests.
US09491783B2 Method and apparatus for managing multiple timing advance groups in mobile communication system supporting carrier aggregation
A method and apparatus for managing multiple Timing Advance Groups (TAGs) operating with different timings are provided for use in a Long Term Evolution (LTE) system. The method for managing multiple TAGs at a base station of a wireless communication system supporting carrier aggregation according to an exemplary embodiment of the present invention includes categorizing a plurality of carriers into at least one TAG according to a predetermined rule, assigning a TAG index to each TAG, transmitting the TAG index to a terminal, generating a Timing Advance Command (TAC) for synchronization, and transmitting the TAC to the terminal in a random access process. The method and apparatus for managing TAGs according to exemplary embodiments of the present invention is capable of informing of the timing advance group to which each carrier belongs and managing multiple timing advance groups efficiently without signaling overhead.
US09491781B2 Random access channel enhancement for carrier aggregation with different uplink/downlink configuration
The present invention relates to methods, apparatuses and a computer program product for random access channel enhancement for carrier aggregation with different uplink/downlink configuration. The present invention includes detecting, at a user equipment, a downlink control channel in a specific downlink subframe on a first component carrier, receiving, at the user equipment, a downlink shared channel on the first component carrier, and transmitting, after a predetermined period, a random access channel in a specific uplink subframe on a second component carrier, the specific uplink subframe overlapping the specific downlink subframe on the first component carrier.
US09491778B2 Method and device for obtaining secondary timing advance
Embodiments of the present invention provide a method and a device for obtaining a secondary timing advance. The method includes: after a secondary cell activation command is received or after a secondary cell is activated, if a secondary time alignment timer TAT of the secondary cell does not run, initiating, by a terminal, a random access procedure; and obtaining, by the terminal, the secondary TA according to a TA received in the random access procedure. With the method and the device for obtaining a timing advance according to embodiments of the present invention, a terminal initiates a random access procedure to obtain a secondary timing advance after the terminal receives a secondary cell activation command sent by a base station or after a secondary cell is activated, thereby saving signaling overhead and system resources.
US09491776B2 Systems and methods for scheduling communication between wireless devices to reduce interference associated with full duplex communication in multi-cell networks
Certain embodiments herein relate to scheduling interference between wireless devices in a manner that reduced interference associated with full duplex communication. Signal strength and interference information associated with communication between wireless devices may be collected and forwarded to a processing device, such as a central controller. The central controller may utilize such information to generate a conflict graph that depicts interference relationships between the wireless devices. Using the conflict graph, the central controller may determine whether requested communications may be scheduled along with concurrently scheduled communications without resulting in interference affecting the communications. In one embodiment, a requested communication may be scheduled with other concurrently scheduled communications if the aggregated throughput is increased with the addition of the requested communication.
US09491772B2 Methods and systems for placeshifting data with interference mitigation
Methods and systems are provided for placeshifting data. An exemplary method of transmitting data from a source device to a destination device over a first communications channel involves identifying interference with transmission of the data from the source device to the destination device and initiating operation of a third device on a second communications channel after identifying the interference, wherein the operation of the third device is configured to mitigate the interference with the data transmission over the first communications channel.
US09491771B2 Communication system and method for mitigating interference in hierarchical cell structure
A method for mitigating interference at a small base station in a hierarchical cell structure is provided. In the method, the small base station checks a sub-frame allocated to macro user equipment by using a downlink signal received from a macro base station when an interference candidate user equipment list is received. The interference candidate user equipment list contains information on the macro user equipment adjacent to a femto cell controlled by the small base station. Then the small base station allocates other sub-frame to femto user equipment located in the femto cell by avoiding the sub-frame allocated to the macro user equipment.
US09491755B2 Methods and apparatus to transmit and receive synchronization signals in a mobile communication system
Beam-steered millimeter wave signals transmitted in each of n sector slices include a sequence of primary synchronization (PSCH) symbols within predetermined symbol positions in at least one slot of a subframe. The symbols in consecutive symbol positions are each transmitted on a different one of the n slices, with the first symbol repeated on the same slice at the end. The sequence order rotates cyclically in each subframe so that two PSCH symbols are transmitted on one slice in a single subframe every nth subframe. Secondary synchronization (SSCH) and Broadcast Channel (BCH) symbols are transmitted in a predetermined pattern following the sequence of PSCH symbols. By transmitting consecutive PSCH symbols on different slices and repeating the first symbol, the mobile station can detect the best slice and beam by switching receive beams every subframe instead of every slot, relaxing time constraints on AGC adjustment while avoiding the start-at-the-edge problem.
US09491753B2 Mobile communication system, base station apparatus, mobile station apparatus, and mobile communication method
A mobile station apparatus that includes a controller that reduces transmission power in case that data is transmitted simultaneously and a transmission circuit that simultaneous transmits said data using a plurality of channels, where the plurality of channels consists of at least one physical uplink control channel and at least one physical uplink shared channel. The transmission circuit of the mobile station apparatus also transmit hybrid automatic repeat request control information on said at least one physical uplink shared channel and also transmits channel state information on said at least one physical uplink control channel.
US09491737B2 Communication systems
A transmission method for use in a multi-hop wireless communication system is provided. The system includes a source apparatus, a destination apparatus and one or more intermediate apparatuses. The system has access to at least one predetermined transmission introduction sequence and also having access to a time-frequency format for use in assigning available transmission frequency bandwidth during a discrete transmission interval, said format defining a plurality of transmission windows within such an interval. The method for use in this system includes, when transmitting a message with a preamble in a particular transmission interval, transmitting the preamble in a first transmission window of that transmission interval. The method further includes transmitting the transmission introduction sequence in a second transmission window of that transmission interval other than the first transmission window as control information for use by at least one said intermediate apparatus.
US09491725B2 User equipment and methods for device-to-device communication over an LTE air interface
Embodiments of a UE to operate in accordance with a device-to-device (D2D) communication mode are disclosed herein. The UE may include hardware processing circuitry to determine a synchronization reference time based on reception of signals from an eNB. The hardware processing circuitry may be further to, during a D2D communication session, transmit Multi-Time Transmission Interval Bundle Groups (MTBG) of data symbols during a first group of Data Transmission Intervals (DTI) and refrain from transmission of data symbols during a second group of DTIs. Starting times of the DTIs may be based at least partly on the synchronization reference time. The hardware processing circuitry may be further to transmit, during an in-network communication session, data symbols according to a Time Transmission Interval (TTI) reference time synchronized to the synchronization reference time.
US09491723B2 System for monitoring and controlling the power of a radio frequency (RF) signal in a short-range RF transmitter
A system for monitoring and controlling the power of a Radio Frequency (RF) signal in a short-range RF transmitter. An RF signal-generation unit generates the RF signal. A power amplifier amplifies the RF signal. An impedance-matching network matches the output impedance of the power amplifier to input impedance of an antenna. One or more RF power monitors monitor the voltage amplitude of the RF signal at the output of at least one of the RF signal-generation unit, the power amplifier and the impedance-matching network. The one or more RF power monitors further generate at least one alarm signal, based on the voltage amplitude of the RF signal. A control unit modifies at least one operating parameter of at least one of the RF signal-generation unit and the power amplifier, based on the at least one alarm signal generated by the one or more RF power monitors.
US09491720B2 Method, processor, and user equipment for transmitting at reduced transmission power to save power consumption of user equipment
A signal sending method and apparatus are provided, and relate to the field of communications, so as to prevent a user equipment (UE) from sending a signal at maximum transmit power adjusted through automatic gain control (AGC) after a power amplifier (PA) is started. The method includes: setting, by a UE, transmit power of the UE after an uplink PA of the UE is turned off, where the transmit power of the UE is less than maximum output power of the uplink PA; when the PA is started, sending a signal at the transmit power of the UE. The embodiments of the present invention are used to send a signal.
US09491717B2 Method for determining uplink transmission power in a network including a plurality of cells, and apparatus therefor
Disclosed is a method for determining uplink transmission power in a network including a plurality of cells, and an apparatus therefor. The method for a terminal to determine uplink transmission power in a network including a plurality of cells may comprise the following steps: receiving information including values of path-loss compensation factors set for each of the plurality of cells; determining uplink transmission power using the value of the path-loss compensation factor corresponding to the cell, from among the plurality of cells, in which the terminal is currently located; and a step of transmitting an uplink signal using the determined transmission power.
US09491713B2 Compensator module for a transceiver unit, radio system and method of operating thereof
A compensator module (100), which can be connected to a transceiver unit (200) by an antenna cable (24), comprising a signal input (31) configured for supplying a provided transmitter power (SL) in a first frequency band (FB1), which is provided by the transceiver unit (200) to the compensator module (100) as a transmitter input power (ESL), a transmitter amplifier (9) for amplifying the supplied transmitter input power (ESL) to an transmitter output power (ASL), a signal output (32) for delivering the transmitter output power (ASL) in the first frequency band (FB1) to an antenna (ANT) or an equivalent load (13), wherein the compensator module (100) is configured generate a parameter (K) which represents the output transmitter power (ASL), and wherein the compensator module (100) comprises a data interface (33) configured to transmit the parameter (K) to the transceiver unit (200) over the antenna cable (24).
US09491709B2 Apparatus and method for triggering a maximum power reporting event in a wireless communication network
Aspects of the present disclosure provide an apparatus and method of utilizing a filtered transmit power margin calculation, rather than an instantaneous Tx power, to determine whether or not to trigger an Event 6D report. The filtered transmit power margin may take into account not only the user equipment's transmit power and the maximum transmit power level, but in addition, a received maximum power reduction value.
US09491702B2 Discontinuous reception dynamic configuration method, terminal and base station
The embodiment of the present document discloses a method, terminal and base station for dynamically configuring Discontinuous Reception (DRX), which enable the base station dynamically configure a DRX short cycle with a low expense, and enable the terminal be adapted to the power saving demand for different data services. The terminal executes the following processing: receiving a DRX cycle using instruction transmitted by the base station; using a long DRX cycle if determining that the received DRX cycle using instruction is a long DRX cycle using instruction. The base station executes the following processing: when the base station determines that the UE needs to use the long DRX cycle according to data arriving regular of the terminal, transmitting the long DRX cycle using instruction to the UE. The terminal includes a receiving module and a DRX module.
US09491695B2 Device and method for selecting a cell according to a speed of a terminal in a mobile communication network
The present invention defines an efficient method for (re)selecting a cell according to a speed of a terminal in a HetNet where cells having various regions such as macro cells, pico cells and femto cells are arranged in the same frequency band in a mobile communication system. A cell selection control method of a terminal in a mobile communication system, according to an embodiment of the present invention, comprises a step of receiving, from a base station, cell list information for not allowing a terminal moving at a high speed to select a cell and a step of setting the terminal so that cells included in the cell list information are considered or not considered to be targets of selection or reselection when the terminal moves at the high speed. According to the present invention, in a network consisting of various types of cells using the same frequency band, the terminal can determine whether to select or reselect a cell according to the speed of the terminal. That is, the terminal moving at the high speed does not select or reselect a frequent service cell, thereby efficiently performing the cell selection or reselection. Further, power consumption of the terminal can be reduced.
US09491694B2 Operation method of user equipment in multi-carrier system
Disclosed is a User Equipment (UE) accessing a Long Term Evolution (LTE) wireless communication system operating a Multi-Carrier (MC). The UE includes: an access history identification unit, when the UE accesses the LTE wireless communication system in a first frequency band on which the UE is camped, identifies whether the UE stores an access fail history of the first frequency band; a search unit, when the UE stores the access fail history of the first frequency band, receives a parameter indicating an accessibility to the LTE wireless communication system in a second frequency band, and searches for the second frequency band based on the received parameter; and an access control unit, when the LTE wireless communication system is found in the second frequency band based on a result of the search, accesses the LTE wireless communication system through the second frequency band.
US09491693B1 Out-of-service scanning for multi-SIM devices
Apparatuses, systems, and methods for multi-SIM user equipment (UE) devices to search for service. A UE may determine that a first SIM of the UE is out-of-service. The UE may scan for service for the first SIM of the UE using a second SIM of the UE. An indication may be provided to the first SIM if service (or service information) is found for the first SIM. If the second SIM is also out-of-service, the UE may scan for service for the first SIM and the second SIM jointly.
US09491685B2 System and method for routing SUPL proxy-mode traffic when multiple nodes are deployed in a network
A system and method for connecting a mobile device to a node in a wireless network. A query may be received for a mobile device from a location based application. In response to the query a first message may be transmitted to the mobile device from a first node, the first message being populated with at least one predetermined parameter. At a second node, it may then be determined whether to forward a second message from the mobile device to the first node via the second node as a function of the availability of the first node or the at least one predetermined parameter.
US09491681B2 Apparatus and method for supporting data transmission service over multiple networks
A transmitting device includes a communication unit to transmit data through two or more networks including a first network and a second network, and a transmission controller to control the communication unit to transmit data to a receiving device through the first network, and transmit the data, which is to be transmitted to the receiving device through the first network, to the receiving device through the second network in response to a message from the receiving device indicating a data roundabout transmission request state of the receiving device with respect to the first network.
US09491680B2 Assistance data cell selection based on interference estimates in a wireless communications system
A method for assisting a mobile device to perform positioning measurements on positioning signals periodically transmitted by at least some of a plurality of cells in a wireless communication network includes determining an estimated position of the mobile device and then determining a first set of candidate cells of the plurality of cells based on the estimated position of the mobile device. The method also includes estimating an expected interference of each respective positioning signal that is transmitted by each candidate cell of the first set and selecting a subset of cells from the first set of candidate cells based on the estimated expected interference. Assistance data identifying the selected subset of cells is then generated and sent to the mobile device.
US09491667B2 Method and device for handover to serving network
The present invention discloses a method and a device for handover to a serving network. The method includes: receiving a first Handover Request sent by a BSC/RNC; sending a second Handover Request to a target MME according to the first Handover Request, where the second Handover Request includes an IMSI and first information for determining a source SGSN so that the MME sends a Context Request message including the IMSI to the source SGSN and receives context information of a UE that corresponds to the IMSI and is sent by the source SGSN. Thereby avoiding a handover failure which is caused because the MSC server and the SGSN select different MMEs, and further synchronizing PS and CS handover processes, improving handover accuracy and efficiency, and enhancing user experience.
US09491661B2 Cloud spectrum management system
This disclosure is directed to a cloud spectrum management system. In general, an example cloud spectrum management system may match requests from spectrum requestors seeking available radio spectrum with spectrum owners desiring to lease available radio spectrum to determine radio spectrum trade transactions. An example system may include a market communication module to communicate with a market place for trading a spectrum of radio frequencies for use in wireless communication, a core service s module to determine radio spectrum trade transactions based at least on the communications between the market communication module and the market, and a management utilities module configured to manage the radio spectrum trade transactions determined by the core services module.
US09491659B2 Method and apparatus for controlling network access in a wireless communication system
The present invention is directed to a wireless communication system. Specifically, the present invention is directed to a method of controlling network access and an apparatus therefore, wherein the method comprises: receiving a message related with access parameters, the message including a first N-bit field, a second N-bit field and a third 1-bit field, wherein the first N-bit field indicates a maximum number of slots the wireless device is to delay due to random back-off between consecutive access probes, the second N-bit field indicates a maximum number of slots the wireless device is to delay due to random back-off between successive enhanced access probe sequences, and the third 1-bit field for indicating a network congestion situation.
US09491657B2 Incorporation of mesh base stations in a wireless system
Incorporating and operating a mesh base station in a wireless network is described. The mesh base station can utilize common wireless resource allocations as a corresponding wireless base station while transmitting to wireless subscriber stations during the same time period. The mesh base station obtains a data packet from the wireless base station over a backhaul link during a scheduled time period and transmits the data packet to the designated wireless subscriber station during another scheduled time period. The wireless base station and the mesh base station can also receive data packets from wireless subscriber stations during a same time period. A wireless network can be configured with two mesh base stations at an approximate boundary of two adjacent sector coverage areas, where a coverage area is supported by a wireless base station and each mesh base station supports wireless subscriber stations within a coverage radius.
US09491652B2 Method and apparatus for reporting a measurement in a wireless communication system
The present invention relates to a method for reporting a measurement by a terminal, comprising the steps of: measuring the magnitude of a signal from a first transmission point; and measuring the magnitude of a signal from a second transmission point. The measurements of the magnitudes of the signals from each transmission point are performed using a channel state information reference signal.
US09491644B2 Method and device for determining resumption of suspended multimedia broadcast multicast service, and user equipment
Provided is a method for determining the resumption of a suspended Multimedia Broadcast Multicast Service (MBMS), which includes: when the MBMS service is intended to be resumed after being suspended, triggering a network side to send an MBMS Control Channel (MCCH) notification message for indicating to change an MCCH message; determining, by User Equipment (UE), that the suspended MBMS service is resumed by reading the MCCH notification message and the changed MCCH message. A device and a UE for determining the resumption of an MBMS is also provided.
US09491639B2 Wireless network site survey systems and methods
Wireless network site survey systems and methods are described herein. One system includes a plurality of wireless nodes placed at a number of locations and a computing device configured to: receive communication metrics, wherein the communication metrics include metrics of communication between the plurality of wireless nodes and between the computing device and each of the plurality of wireless nodes, and generate a node coverage map based on the received communication metrics.
US09491628B2 System and method for mitigating interference when initializing links between cognitive radios
Generic access credentials for use by a spoke radio device in communications with a hub radio device to acquire specific access credentials for the spoke radio device are determined by a spectrum management server to minimize the possibility of creating undesirable interference to other radio systems. The spectrum management server determines a coverage area of the hub radio device and determines sub-regions of the coverage area; determines a generic access transmit power limit for each sub-region of the coverage area for one or more channels on which the hub radio device has access rights to engage in wireless communications; and transmits the generic access transmit power level for each sub-region and channel combination to the hub radio device.
US09491624B2 Public key cryptography for applications requiring generic bootstrap architecture
A mobile terminal is configured to store information associated with accessing an application that requires bootstrapping; recognize an invocation of the application; identify a rule, included in the information, associated with accessing the application; determine whether the rule indicates that a user of the mobile terminal is allowed to access the application; determine whether the mobile terminal supports the bootstrapping; and provide access to the application when the rule indicates that the user of the mobile terminal is allowed to access the application and when the mobile terminal supports the bootstrapping.
US09491621B2 Systems and methods for fast initial link setup security optimizations for PSK and SAE security modes
Systems, methods, and devices for communicating data in a wireless communications network are described herein. In some aspects, an access point transmits a beacon to a station. The beacon comprises a Wi-Fi Protected Access II pre-sharked key (WPA2-PSK) authentication type. The access point further receives an authentication request from the station. The access point further transmits an authentication response to the station. The authentication response comprises the WPA2-PSK authentication type. The access point further retrieves a PSK and generates a PMK based on the PSK. The access point further receives an association request from the station after generation of the PMK. The association request comprises a key confirmation derived from the PSK. The access point further transmits an association response to the station in response to reception of the association request. The association response comprises the key confirmation.
US09491620B2 Enabling secure access to a discovered location server for a mobile device
A method for obtaining a secure connection between a first server and a client. The method may comprise establishing a secure communication session between a second server and the client, wherein the second server is trusted by the first server, and the second server is configured to authenticate the client. The client may receive a client token, wherein the client token contains data associated with the first server, the second server, the client, and a digital signature. Then, the client may request secure communication access to the first server, wherein the request includes transferring the client token to the first server. Finally, the client may receive a grant of secure communication access to the first server based on authentication of the client by the first server, wherein the authentication is based on the client token validating the client and the digital signature validating the client token.
US09491619B2 Method and system for preauthenticating a mobile node
A method of preauthenticating a mobile node in advance of a switch from a current point of attachment (CPoA) to a next point of attachment (NPoA) is disclosed. One or more preauthentication requests are received at the CPoA. The one or more preauthentication requests include a proxy assignment from the mobile node. Each of the one or more preauthentication requests corresponds to one of one or more possible points of attachment (PPoAs). Using the CPoA, the mobile node is preauthenticated with the one or more PPoAs using a transitivity of trust between the mobile node, the CPoA, and one or more authentication servers.
US09491617B2 Network access
Disclosed is a user device comprising storage means and a network interface for connecting to a network via an access point. The user device also comprises a processor configured to execute a client. This client is operable to receive access data pertaining to the access point which is conditionally useable by the client. The client is further operable to determine that the client can use the received access data based on a detected current condition at the user device. In response to said determination, the client is operable to use the received access data to: (i) store access credentials of the access point in said storage means, and (ii) configure the user device to an automatic connection mode. When so configured, the user device is capable of automatically connecting to the network via the access point using the stored access credentials independently from the client thereafter.
US09491613B2 Method and apparatus for steering of roaming
A system and method for implementing steering of roaming (SOR) services in wireless networks is disclosed. The SOR platform operates on messages transmitted by a home location register (HLR), intercepting them and denying use of a visited network unless it is the preferred visited network of a home network.
US09491610B2 Method and apparatus for intra-network roaming for IP telephony network
A method of operating an internet-based telephony system (20) comprises determining that a telephony device (30) associated with a customer has access to service to the internet-based telephony system (20); and sending a location update signal to a public land mobile network (32) associated with the customer. The location update signal is configured to include an identification of the internet-based telephony system (20) as a network visited by the telephony device (30) associated with the customer. Upon the internet-based telephony system (20) receiving from the public land mobile network (32) an indication of an incoming communication directed to a called number associated with an account of the customer which includes the telephony device (30), the method further includes the internet-based telephony system (20) providing the public land mobile network (32) with a roaming number for the telephony device, and upon receiving the incoming communication and the roaming number from the public land mobile network (32), routing the communication through the Internet to a device included in the customer's account.
US09491606B2 Device and method for controlling charging in a mobile communication system
The present invention relates to a method and terminal in a mobile communication system. The method includes transmitting a first sponsor service request to a first server, receiving a sponsor coupon and information corresponding to a second server from the first server in response to the first sponsor service request, transmitting the received sponsor coupon to an entity in a network, receiving a sponsor coupon validation result, which is used to charge a service provider for a sponsor service, from the entity, and transmitting a second sponsor service request to the second server.
US09491605B2 Text messaging for emergency response
Systems and methods are provided to guide an emergency dispatcher in responding to emergency communications. The systems and methods may allow the dispatcher to use one or more of a plurality of different communication methods to communicate with a person needing assistance, such as by sending and receiving SMS/MMS messages. The systems and methods can include an emergency police, emergency fire, and/or emergency medical dispatch protocol configured to facilitate rapid, uniform, and consistent handling of communications. The emergency dispatch protocol presents a pre-scripted interrogation, including preprogrammed inquiries for a dispatcher to ask the person needing assistance. The emergency dispatcher may be able to easily send preprogrammed inquiries to the person needing assistance via SMS/MMS message and provide their responses to the emergency dispatch protocol quickly and/or automatically. The dispatch protocol may facilitate quick deployment of responders even if the person needing assistance cannot talk and/or hear.
US09491590B2 Group communications over evolved multimedia broadcast/multicast services
The disclosure relates to group communications over multimedia broadcast-multicast services (MBMS). An embodiment of the disclosure establishes a first multicast flow and assigns a second multicast flow, wherein the second multicast flow contains signaling and media for at least one group call, and wherein the first multicast flow is configured to send information regarding activity on the second multicast flow. An embodiment of the disclosure monitors a first multicast flow for an announce message regarding a first group call, and upon receipt of the announce message, switches to a second multicast flow that contains signaling and media for the first group call.
US09491586B2 Wireless beacon and methods
A method for distributing micro-location-based notifications to a computing device includes receiving a unique identifier associated with a first entity, the unique identifier collected from a wireless beacon by a computing device proximal the wireless beacon, receiving identification of a second entity affiliated with the wireless beacon from the first entity; and in response to positive identification of the second entity as an authorized entity, authorizing delivery of a communication from the second entity, the communication executing on the computing device responsive to receipt of the unique identifier at the computing device.
US09491583B2 Methods, apparatuses, and devices for positioning mobile devices using measured receiver gain
Methods, apparatuses, and devices are disclosed that may be used to estimate a location of a mobile device using, for example, one more receiver gains that may bring about adjustment of received signal strength indications of a radio heatmap. Such adjustment may allow a mobile device to accurately estimate a present location of a mobile device using, for example, a radio heatmap.
US09491573B2 Communication device for providing value-added information based upon content and/or context information
A communication device, for use in a communication network, provides value-added information to a user of the communication device. The communication device includes a transceiver, operable to transmit and receive communications over the communication network, and a processor. The processor is operable to facilitate detecting context information representative of an environment in which the communication device is operated, detecting content information of a multi-directional communication stream by identifying significant words in the communication stream, encoding the detected context and content information as meta-information, transmitting the meta-information as a request for value-added information, receiving value-added information in response, and providing the value-added information to the user of the communication device. A method for providing value-added information to a user of a communication device and a communication system for providing value-added information are also disclosed.
US09491571B2 Methods and apparatus for using smart environment devices via application program interfaces
Systems and Methods disclosed herein relate to providing a message to an application programming interface (API). The message includes a request for data from a data model, a submission of data to the data model, or both; and a host selection between: a representational state transfer (REST) host and a subscription-based application programming interface (API) host, wherein the REST host receives REST-based messages and the subscription-based API host receives messages in accordance with a standard of the subscription-based API host; wherein the request for data, the submission of data, or both are configured to create, delete, modify, or any combination thereof data related to a smart-device environment structure, a thermostat, a hazard detector, or any combination thereof stored in a data model accessible by the API.
US09491567B2 Providing M2M data to unregistered terminal
The disclosure is related to a method of providing M2M data to an unregistered user terminal. The method may include receiving a request message from a first user terminal registered at the M2M service server to provide predetermined data collected from a M2M device to a second user terminal, determining whether the second user terminal is a subscriber of the M2M service server, temporary registering the second user terminal when the second user terminal is not a subscriber of the M2M service server, and providing the predetermined data to the second user terminal.
US09491562B2 Sharing mobile applications between callers
Systems and methods for sharing of mobile applications between callers are provided. A telephone call connection may be provided between a first mobile device and a second mobile device. A selection may be received from a user of the first mobile device that indicates at least one application previously enabled for sharing. It may be detect that the second mobile device has also enabled sharing of the same application. The application may be executed on the first mobile device and the second mobile device. Further, any updated data related to the application may be automatically exchanged between the first mobile device and the second mobile device.
US09491561B2 Acoustic echo cancellation with internal upmixing
Methods, systems, and apparatuses are described for performing acoustic echo cancellation with internal upmixing that allow for a more effective handling of acoustic echo cancellation of audio components that are provided via different channels. In an embodiment in which audio is played back using two loudspeakers, audio components that are panned equally among the loudspeakers form a “phantom center image.” Acoustic echo cancellation is performed by initially upmixing the different channels to internally create modified versions of these channels and a virtual channel representative of the phantom center image. Each of these channels is passed through a respective adaptive filter that is configured to estimate an acoustic echo produced by each respective channel. These estimates are then subtracted from the signal received from one or more microphones (or from a signal obtained by combining multiple microphone signals) to suppress or eliminate the acoustic echo.
US09491557B2 Connector mating assurance system and method
A connector mating assurance system includes a microphone configured to be located in a vicinity of a mating zone for electrical connectors. The microphone is configured to detect an audible sound when the electrical connectors are mated. An output unit is connected to the microphone and receives audio signals from the microphone. The output unit processes the audio signals for mating assurance. The output unit may provide feedback to an assembler based on the audio signals. The output unit may determine if the electrical connectors are properly mated based on the audio signals. The microphone may be held by the assembler proximate to the assembler's hand when assembling the electrical connectors.
US09491555B2 Method and apparatus for microphones sharing a common acoustic volume
The present subject matter provides method and apparatus for improved microphones sharing an acoustic volume. Some embodiments are useful for hearing assistance devices. Examples of an improved microphone module offering omnidirectional and directional microphone capsules are provided. Different mounting and interconnection embodiments are provided. Different electrical connector embodiments are discussed. Improvements in space and performance, and other efficiencies, are provided by the teachings set forth herein.
US09491550B2 Piezoelectric stack transducer
Provided is a piezoelectric stack transducer. In a transducer portion, a plurality of piezoelectric transducers which output maximum amplitude at different frequencies are continuously stacked. A stacked electrode portion is provided on both surfaces of each of the plurality of continuously stacked piezoelectric transducers and supplies an electric signal so that vibration is generated. In this case, the plurality of piezoelectric transducers have different diameters. According to the present invention, it is possible to implement a piezoelectric stack transducer which exhibits constant amplitude (output) at different frequencies by piezoelectric transducers exhibiting different amplitudes at respective frequencies according to natural frequencies supplementing amplitude of a different piezoelectric transducer.
US09491536B2 Headphone driver, loudspeaker, and method of manufacturing headphone driver or loudspeaker
Provided is a headphone driver including a yoke that has a bottom surface and an erected surface that is erected in a perpendicular direction with respect to the bottom surface, and that is formed using a magnetic material, and a bonded magnet unit consisting of a bonded magnet that is provided on the bottom surface of the yoke. The magnetic flux of the bonded magnet unit is concentrated on the side surface of the bonded magnet unit facing the erected surface of the yoke.
US09491530B2 Sound processors having contamination resistant control panels and implantable cochlear stimulation systems including the same
Sound processors and systems including sound processors are disclosed.
US09491520B2 Display apparatus and method for controlling display apparatus and remote controller having a plurality of sensor arrays
Controlling operations of a display apparatus using a remote controller that detects user motion in a three-dimensional space and transmits the detected motion of the user in the three-dimensional space to thereby determine commands corresponding to the detected motion of the user.
US09491517B2 Systems and methods for broadcast audience interaction and participation
A broadcast audience interaction and feedback system may discover and activate a recording function of a portable device of a user to record audio and/or video of media content output by a media device in proximity to the user. The audio or video data may be used to identify the content by matching audio or video fingerprints or signatures of the data recorded by the portable device with separately generated signatures or fingerprints associated with the content. Additional entities may be automatically associated with the content via capturing of metadata or closed captioning data during the content, OCR of displayed text in the content, or detection of other such entities. In some implementations, the portable device may also capture feedback from the user, including cheering, applause, and laughter, as well as explicit questions or comments, voting choices, etc. The feedback may be identified, and queries generated or additional functions performed based on the identified feedback, the identified media content, and/or one or more entities associated with the identified media content.
US09491505B2 Frame capture and buffering at source device in wireless display system
This disclosure describes techniques to improve a user experience in a Wireless Display (WD) system. The WD system includes a source device that provides media data to one or more sink devices. The techniques are directed toward reducing end-to-end latency in the WD system while improving video playback quality at the sink devices. More specifically, the techniques include low latency screen capture and buffering at the source device. For example, a processing pipeline of the source device may be configured to include minimum-size buffers between processing steps to reduce latency. The techniques include buffering a most recent frame update captured from the media data in the minimum-size buffers and dropping older frame updates when the minimum-size buffers are full. In addition, the processing pipeline may be configured to use hardware acceleration to retrieve the frame updates from the buffers for processing.
US09491495B2 Method and apparatus for providing input to a camera serial interface transmitter
A system for receiving at least two data streams and providing a single input data stream to a MIPI's CSI Tx is disclosed. The two received data streams are written into respective data buffers. The system includes a control logic configured to control reading of data stored in the buffers to a multiplexer, the read-side clock being a multiple of a frequency of a fixed frequency clock. The control logic is further configured to control the multiplexer to combine data read from each buffer that corresponds to a complete unit of data into a separate portion and multiplex the separate portions into the input data stream. In this manner, two data streams may be transmitted using a single CSI Tx. When the two data streams are received by the system from an APIX interface, the system provides a bridge between the APIX interface and MIPI's CSI Tx.
US09491494B2 Distribution and use of video statistics for cloud-based video encoding
A method for processing a video stream includes receiving first and second copies of the video stream by first and second video processing devices, respectively, and generating first and second statistical data for the video stream by the first and the second video processing devices, respectively. The method further includes transmitting in first and second transmissions the first and the second copies of the video stream with the first and the second statistical data respectively from the first and the second video processing device to a third video processing device, and reading the first and the second statistical data from the first and the second transmissions by the third video processing device. The method further includes combining the first and the second statistical data with one copy of the video stream by the third video processing device, and transmitting the one copy of the video stream with the first and the second statistical data.
US09491487B2 Error resilient management of picture order count in predictive coding systems
Coding techniques for input video may include assigning picture identifiers to input frames in either long-form or short-form formats. If a network error has occurred that results in loss of previously-coded video data, a new input frame may be assigned a picture identifier that is coded in a long-form coding format. If no network error has occurred, the input frame may be assigned a picture identifier that is coded in a short-form coding format. Long-form coding may mitigate against loss of synchronization between an encoder and a decoder by picture identifiers.
US09491486B2 Significance map encoding and decoding using partition selection
Methods of encoding and decoding for video data are describe in which significance maps are encoded and decoded using non-spatially-uniform partitioning of the map into parts, wherein the bit positions within each part are associated with a given context. Example partition sets and processes for selecting from amongst predetermined partition sets and communicating the selection to the decoder are described.
US09491483B2 Inter-prediction method and video encoding/decoding method using the inter-prediction method
A video encoding method using inter-prediction, includes: encoding information indicating whether a first picture is a picture which allows a second picture preceding the first picture in a display order to refer to at least one picture encoded before the first picture, wherein the first picture serves as a random access picture; encoding the first picture without referring to a reference picture which has already encoded; and when the first picture is a picture which allows the second picture to refer to the at least one picture encoded before the first picture, inter-prediction encoding, after encoding the first picture, the second picture by using at least one reference picture encoded before the first picture, and encoding reference picture information used for encoding the second picture, wherein the at least one reference picture encoded before the first picture is not deleted from a memory until the second picture are encoded.
US09491476B2 Method and apparatus for deciding a video prediction mode
A method and an apparatus for deciding a video prediction mode are provided. The method includes providing n prediction modes, where n is a positive integer, selecting first prediction modes among the n prediction modes using a first cost function, and selecting a final prediction mode among the first prediction modes using a second cost function different from the first cost function. The first cost function includes a sum of absolute transformed difference (SATD) operation, and the second cost function includes a sum of squared difference (SSD) operation.
US09491473B2 Motion compensated de-interlacing and noise reduction
A video processing system for de-interlacing a video signal comprises a motion estimation block, a refinement motion estimation block, and a de-interlacer. The motion estimation block generates integer motion vectors for the video signal. The refinement motion estimation block generates fractional motion vectors as a function of the generated integer motion vectors and select frames of the video signal. The de-interlacer generates an output as a function of the generated fractional motion vectors and the selected frames of the video signal.
US09491457B2 Signaling of regions of interest and gradual decoding refresh in video coding
During a coding process, systems, methods, and apparatus may code information indicating whether gradual decoder refresh (GDR) of a picture is enabled. When GDR is enabled, the coding process, systems, methods, and apparatus may code information that indicates whether one or more slices of the picture belong to a foreground region of the picture. In another example, during a coding process, systems, methods, and apparatus may decode video data corresponding to an ISP identification (ISP ID) for one of the ISPs for slices of a picture. The systems, methods, and apparatus may decode video data corresponding to an ROI using the ISP.
US09491451B2 Calibration system and method for vehicular surround vision system
A camera calibration system for calibrating cameras of a vehicle includes at least one reconfigurable calibration target established or disposed at a ground area at which a vehicle is positioned for a camera calibrating procedure. The camera calibration system is operable, responsive to an input indicative of a type or size of the vehicle positioned at the ground area, to reconfigure the at least one reconfigurable calibration target to adapt the calibration target for the particular type or size of the vehicle positioned thereat. The camera calibration system may reconfigure at least one of a size of the target and a location of the target. The camera calibration system may reconfigure the target via a covering element that selectively exposes a portion of the reconfigurable calibration target and covers another portion of the reconfigurable calibration target.
US09491430B2 Storage medium having stored therein display control program, display control apparatus, display control system, and display control method
In a game apparatus, firstly, a depth value in accordance with a state of a virtual three-dimensional space is obtained. Then, an image for left eye and an image for right eye which are obtained by shifting a two-dimensional object that does not exist within the virtual three-dimensional space by a shift amount in accordance with the depth value are synthesized with an image for left eye and an image for right eye which are obtained by capturing the three-dimensional object by a virtual stereo camera, respectively, and the respective synthesized images are rendered, thereby a stereoscopic image is generated. The stereoscopic image obtained as above is outputted to an upper LCD.
US09491416B2 Server apparatus and method of transmitting video data
When a camera server receives an instruction involving invalidation of viewing limitation (masking processing) of video from a privileged client, the camera server limits viewing of video data with respect to a general client and a recording client. The camera server stores the video data of a limited period in a secondary storage device. When the camera server receives an instruction involving validation of the viewing limitation from the privileged client, the camera server transmits the stored video data of the limiting period to the recording client.
US09491414B2 Selection and display of adaptive rate streams in video security system
Selection and display of adaptive rate video streams in a video security system in which user devices such as mobile computing devices mix and display multiple streams concurrently from security cameras on the user devices. A client application running on the user devices determines available buffer resources on the user devices, and enables selection of one or more video streams from a grid displayed on a display of the user devices. In response to the determined resources, the client application obtains higher bit rate video streams for the selected video streams and lower bit rate video streams for the non-selected video streams. The client application then displays the higher bit rate streams in visually distinct focus panes that attract the attention of an operator and displays the lower bit rate streams in less visually distinct periphery panes. In a preferred embodiment, operators can select a stream from the periphery panes to display as higher bit rate stream in a focus pane.
US09491412B2 Method and system for determining quality of tubes
Disclosed herein is a system having a first housing that includes an optically transparent substrate having a first side and a second side that is opposed to the first side, a camera disposed on the first side of the optically transparent substrate and a source of illumination. The source of illumination is disposed in a ring on the periphery of the first housing and located on the first side of the optically transparent substrate. The system further has a second housing having a circuit board that is operative to process the image captured by the camera, and a battery pack that is operative to supply electrical energy to the source of illumination and to power the circuit board.
US09491411B2 Electronic component mounting apparatus and electronic component mounting method
A control unit of an electronic component mounting apparatus controls a component imaging unit so as to move an electronic component that is held by the holding unit, when the holding unit is moved in a direction, which is oblique to a conveyance direction of a substrate and is close to the substrate, by a movement mechanism unit.
US09491409B2 Network interface to content source
Disclosed are systems and methods in which a media player is connected via an interface device over a network to a source of content. Some conventional media players such as DVD players and televisions are equipped with hardware to render content disposed on and playable from a removable memory device, in particular a SD card. A memory card may be equipped with networking functionality, in particular, WI-FI networking, to enable connectivity over a local area wireless network. The memory card further may be provided with a processor. By providing an interface device that includes a processor, networking functionality, and storage, with suitable software on the storage, the media player may be connected over a network to locally networked or remote content sources. In some embodiments, the interface device also includes its own locally stored content.
US09491405B2 Method and apparatus for displaying conference material in video conference
A method and an apparatus for displaying a conference material in a video conference. The method includes determining a position coordinate of a first specified user at a conference site; collecting a video image signal of the conference site, segmenting the video image signal of the conference site according to the position coordinate to acquire a video image signal of the first specified user, and acquiring a video data signal of a displayed conference material; and synthesizing the video image signal of the first specified user and the video data signal of the conference material into one channel of encoded video signal, and sending the channel of encoded video signal to another conference site for signal decoding and for displaying on a same display screen at the other conference site.
US09491404B2 Compensating for different audio clocks between devices using ultrasonic beacon
A videoconferencing system has a videoconferencing unit that use portable devices as peripherals for the system. The portable devices obtain near-end audio and send the audio to the videoconferencing unit via a wireless connection. In turn, the videoconferencing unit sends the near-end audio from the loudest portable device along with near-end video to the far-end. The portable devices can control the videoconferencing unit and can initially establish the videoconference by connecting with the far-end and then transferring operations to the videoconferencing unit. To deal with acoustic coupling between the unit's loudspeaker and the portable device's microphone, the unit uses an echo canceller that is compensated for differences in the clocks used in the A/D and D/A converters of the loudspeaker and microphone.
US09491402B2 Electronic device and method of processing image in electronic device
A device and a method for processing an image in an electronic device are disclosed. According to various embodiments, a method of processing an image in an electronic device may include: receiving, by the electronic device, at least one first image from an external device; determining, by the electronic device, whether the electronic device revises at least a part of the at least one first image based on at least a portion of a quality of the at least one first image; changing, by the electronic device, the part by using at least a portion of a second image; and displaying, by the electronic device, a third image including the changed part. In addition, other embodiments may be possible in the various embodiments of the present disclosure.
US09491401B2 Video call method and electronic device supporting the method
A video call method is provided, including forming a video call channel in an electronic device, outputting a screen including a first image received through the video call channel, determining whether a second image being transmitted through the video call channel is displayed on the screen based on image information of the second image, and displaying the second image on the screen according to the determination, and an electronic device supporting the video call method.
US09491394B2 Configurable buffer for an integrated circuit
In one embodiment, an internal buffer may be provided within an integrated circuit (IC) to convert a signal to an output current to be output via a pin of the IC, under control of a switch which can be controlled based on a configuration setting of the IC, and may selectively directly couple the signal to the pin when the IC is coupled to an external driver circuit.
US09491388B2 Photodetector comprising a pinned photodiode that is formed by an optically sensitive layer and a silicon diode
In various embodiments, a photodetector includes a semiconductor substrate and a plurality of pixel regions. Each of the plurality of pixel regions comprises an optically sensitive layer over the semiconductor substrate. A pixel circuit is formed for each of the plurality of pixel regions. Each pixel circuit includes a pinned photodiode, a charge store, and a read out circuit for each of the plurality pixel regions. The optically sensitive layer is in electrical communication with a portion of a silicon diode to form the pinned photodiode. A potential difference between two electrodes in communication with the optically sensitive layer associated with a pixel region exhibits a time-dependent bias; a biasing during a first film reset period being different from a biasing during a second integration period.
US09491385B2 Switched capacitor circuit and method for driving the same
A switched capacitor circuit includes: a capacitor including a first terminal to which the input voltage is applied and a second terminal; an inverting amplifier including a second input terminal connected to the second terminal; a capacitor including a third terminal, a fourth terminal, and a fifth terminal which is connected to an output terminal; a capacitor including a seventh terminal, a sixth terminal connected to the second output terminal, and an eighth terminal connected to the third terminal; a capacitor connected in series between the second terminal and the output terminal; and an offset compensation unit which outputs an offset voltage having a value of a short-circuit voltage of the inverting amplifier to the fourth terminal and the seventh terminal.
US09491373B2 Light control apparatus for an image sensing optical device
An apparatus for controlling the quantity of light incident on an image sensor by controlling size or shape of a diaphragm and also by adjusting light transmittance of the diaphragm is provided. The light control apparatus is disposed on the light path of the image sensing device and controls a quantity of light incident on the image sensor. The light control apparatus includes a Guest-Host LCD panel applied no polarizing film and a control unit for reducing the time to take multi-frame detection by driving voltages which are applied to respective pixels of the Guest-Host LCD panel, to be increased at least when taking multiple frames in series. The Guest-Host LCD panel has a plurality of pixels forming closed curves or boundaries on a plane, which are electrically driven individually. Also, the pixels have uniform light transmittance throughout the entire azimuth of the closed curves or boundaries with an origin.
US09491356B2 Motion estimation and detection in a camera system accelerator architecture
An image capture accelerator performs accelerated processing of image data. In one embodiment, the image capture accelerator includes accelerator circuitry including a pre-processing engine and a compression engine. The pre-processing engine is configured to perform accelerated processing on received image data, and the compression engine is configured to compress processed image data received from the pre-processing engine. In one embodiment, the image capture accelerator further includes a demultiplexer configured to receive image data captured by an image sensor array implemented within, for example, an image sensor chip. The demultiplexer may output the received image data to an image signal processor when the image data is captured by the image sensor array in a standard capture mode, and may output the received image data to the accelerator circuitry when the image data is captured by the image sensor array in an accelerated capture mode.
US09491349B2 Method and apparatus for performing auto focus with multiple images having different exposure times
Provided are an autofocus (AF) adjusting method and apparatus. The AF adjusting method for an AF adjusting apparatus includes: generating a first image signal by photographing an area (or object) during a first exposure time; generating a second image signal by photographing the area during a second exposure time shorter than the first exposure time; generating a composite image signal by combining the first and second image signals; and calculating a focus detection evaluation value from the composite image signal.
US09491346B2 Image acquisition system
An image acquisition system for machine vision systems decouples image acquisition from the transmission of the image to a host processor by using a programmable imager controller to selectively disable and enable the transmission of data to the host and by using a system of buffers to temporarily store image data pending allocation of memory. This enables the image acquisition system to acquire images asynchronously and to change the exposure parameters on a frame-by-frame basis without the latency associated with the allocation of memory for storage of the acquired image. The system architecture of the invention further permits interruption and resumption of image acquisition with minimal likelihood of missing data. Data throughput is further enhanced by transmitting to the host only that data corresponding to the region of interest within the image and discarding the data from outside of the region of interest at the camera stage.
US09491341B2 Mobile device and optical imaging lens thereof
Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces and/or the refracting power of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.
US09491339B1 Camera system
A camera system includes a camera mounting frame having a plurality of camera mounts. Each camera mount is configured to hold a respective camera at a respective lens orientation such that mounted cameras provide different respective lens orientations relative to each other, with each mounted camera providing a different field of view facing outward from the mounting frame. The camera system may provide obstruction-free, fully spherical image and video capture to record spherical images or spherical videos in which the nadir hole and/or a physical support element of the camera system is eliminated or reduced in size during the digital stitching process of the image or video.
US09491337B2 Arrangement for a monitoring camera device
An arrangement for a monitoring camera device having a camera head being movable within a movement range (MR1, MR2) is provided. The arrangement comprises an enclosure for covering the interior of the monitoring camera device and having an opening for the camera head providing a free line of sight for an arbitrary camera head position within the movement range (MR1, MR2), a shield movably arranged relative the enclosure for masking parts of the opening not being used for providing the free line of sight for the arbitrary camera head position, the shield comprising a first and a second shield portion mutually movably arranged, wherein the shield is maneuverable between a compressed state and an extended state by movement of the first shield portion relative to the second shield portion. A monitoring camera device comprising the arrangement is further provided.
US09491334B2 Imaging apparatus, imaging method, electronic device, and program
The present technology relates to an imaging apparatus, an imaging method, an electronic device, and a program that can stabilize a clamp level at the time of imaging while realizing power saving of the imaging apparatus. In an imaging mode including a valid signal period in which a video signal imaged by an imaging device 51 is transferred and an invalid signal period in which the video signal is not transferred, the timing generation circuit 12 generates a vertical transfer clock signal, a horizontal transfer clock/horizontal final stage transfer clock signal, a reset gate clock signal, and an OB clamp clock signal so that a clamp level of the video signal does not vary, and the video signal imaged by the imaging device is transferred in the valid signal period and the video signal is not transferred in the invalid signal period. The present technology can be applied to an imaging apparatus.
US09491333B2 Device for receiving video signals transmitted over a packet computer network
The presented invention enables the reception of video signals with variable channel synchronization. All logic elements are located on the receiver side that can work with any transmitter. The receiver comprises one or more sets of modules for image processing. These sets of modules adapt the speed of sending data to the frame generator to the speed of data creation on the transmitter side without the use of a precise time pulse source on both sides of the transfer and without feedback from the receiver to the transmitter. The receiver further includes a memory of channel synchronization configuration which determines the allocation of synchronized channels to groups and the detector of starts of frames. These, along with multiplexers of clock signals, ensure the synchronization of channels within groups and allows for modifying this channel distribution.
US09491325B2 Image processing apparatus, image processing method for the same, and recording medium
An image processing apparatus having functions installed thereon includes a job input portion that inputs a first job, a job storage that stores the first job, a job output portion that outputs the first job, a memory that allows allocating memory areas to the functions and reallocating the memory areas, a first judgment portion that judges whether or not the memory areas were reallocated after input but before output of the first job, a second judgment portion that judges whether or not output of the first job requires any unavailable function, a third judgment portion that judges whether or not the unavailable function will be available by restricting operations related to a second job and by adjusting the memory areas, and an operation restriction portion restricts operations related to the second job and adjusts the memory areas, wherein the first job is output while restrictions on the operations are effective.
US09491320B2 Impact reduction device and image forming apparatus
An impact reduction device includes a pressing mechanism in an open-close device to press a first member in a direction in which the first member returns to an initial state. The open-close device includes the first member independently rotatable around a shaft from the initial state to a first angle, and a second member integrally rotatable with the first member around the shaft from the initial state to a second angle greater than the first angle. The pressing mechanism presses the first member in the direction in which the first member returns to the initial state using a first force until the first angle is reached, and presses the first member in the direction in which the first member together with the second member returns to the initial state using a second force greater than the first force between the first angle and the second angle.
US09491318B2 Automatically generated visual annotated graphic legend
A method for automatically generating a hardcopy photo product with a visual annotated graphic legend provides additional information related to the printed image without obscuring the printed image.
US09491288B1 Caller identification for restricted mobile devices
A call information server registers with a carrier platform to receive call notifications for a telephone number associated with a mobile device. When an incoming communication is made to the registered telephone number, the call information server receives a call notification before the incoming communication arrives at the mobile device. The call information server then determines the caller information associated with the caller telephone number. The caller information for the caller telephone number is information about an entity that controls or is otherwise associated with the caller telephone number. The call information server sends the caller information and the caller telephone number to the mobile device before the incoming communication arrives at the mobile device. The mobile device can then display the caller information when the incoming communication arrives at the mobile device.
US09491287B2 Ringtone assignment system and the method thereof
A ringtone assignment system and method are provided. The method includes steps of recording a multimedia ringtone via a first communication device, transmitting a communication linking request to a communication exchange host, transmitting the communication linking request to a second communication device via the communication exchange host to enable the second communication device to feed back ringtone format information supported by the second communication device according to the communication linking request, transmitting the ringtone format information to the first communication device via the communication exchange host to enable the first communication device to code the multimedia ringtone according to the ringtone format information, transmitting the multimedia ringtone from the first communication device to the second communication device, and then decoding and playing the multimedia ringtone by the second communication device. The second communication device is able to recode and assign the multimedia ringtone to the first communication device.
US09491275B2 Systems, methods and computer program products for aggregating contact information
A service provider for a communications system may detect new contact information for a contact in the contact database of a first one of the subscribers. The service provider obtains a confirmation of the new contact information by a party other than the first subscriber to confirm accuracy of the new contact information. Responsive to detection of the confirmation event, the service provider stores the confirmed contact information in an aggregate contact database including contact data from multiple ones of the plurality of subscribers. The new contact information may include a communications identifier, such as a telephone number, physical address or network address. The new contact information may further include personal information for the contact, such as a photograph, a profile, a weblog, a buddy list, a bookmark and/or a tag, or commercial information associated with the contact, such as a user rating, an advertisement and/or a coupon.
US09491273B2 Shell for mobile telephone with NFC functionality
A shell for a mobile telephone able to comprise a subscriber identity card. The mobile telephone has, on the one hand, a front face exhibiting a user interface and, on the other hand, a rear face. The shell has an internal surface and an external surface. This shell has a suitable shape adapted for removably receiving the mobile telephone so that the rear face of the mobile telephone is held along the internal surface of the shell. The internal surface comprises: a first means adapted for holding a near-field communication device and an antenna associated therewith; and a second means adapted for guiding at least a portion of a wire-based interface intended to link the near-field communication device to the subscriber identity card.
US09491272B2 Method and apparatus for providing event of portable device having flexible display unit
A portable terminal is provided. The portable terminal includes a flexible display disposed on a front surface of the portable terminal and extending to a side surface of the portable terminal, the flexible display unit including a main display area on the front surface, and an auxiliary display area on the side surface; a sensor that detects a state of the portable terminal; and a controller that selectively outputs event information on the main display area or the auxiliary display area of the flexible display unit according to the detected state of the portable terminal.
US09491268B2 Method and devices for session timeout management
This innovation provides a method and devices to manage IMAP Session timeout values by adding one or more proprietary parameters to the IMAP protocol. This provides the ability to modify the IMAP session timeout value after the IMAP session has been established and before the IMAP session expires. The mobile client may then choose to modify the timing of the IDLE message to the server based upon the newly received IMAP session timeout value.
US09491264B2 Extensible messaging and presence protocol (XMPP) based software-service-defined-network (SSDN)
A method for communicating between a plurality of Software-Service-Defined-Networks (SSDNs) comprising transmitting a data packet from a Network Element (NE) in a first SSDN domain to a component in a second SSDN domain by using an Extensible Messaging and Presence Protocol (XMPP), wherein the data packet comprises a destination address indicating an address of a XMPP server in the second domain. Also disclosed is a method of federating a plurality of SSDN domains implemented in a first XMPP server comprising receiving a login message from a first component positioned in a first SSDN domain, and in response to receiving the login message, advertising the first SSDN component to a second XMPP server positioned in a second SSDN domain via a first XMPP message.
US09491257B2 Facilitation of social interactions
Embodiments relate to facilitating social interactions. An aspect includes determining that a first communications device is in communicative contact with a second communications device, identifying at least one artifact relating to a user of the first communications device, and searching at least one database for information about a user of the second communications device that is in common with the user of the first communications device with respect to the artifact. Also, results of the searching are provided as a topic of conversation to the first communications device.
US09491255B2 Method and apparatus for pre-fetching remote resources for subsequent display on a mobile computing device
A computer-implemented method and system for pre-fetching remote resource data from a remote mapping system for display on a client computing device is disclosed. Data received at a client device from an online mapping system in response to a query from the client device includes vector and remote resource data. Vector data is rasterized by the client device to depict graphical elements that are easily described by mathematical formulas. Remote resource data includes digital map elements that are not easily described by vectors, but instead, must be relayed to the client device as either bitmaps or references (e.g., URLs) to remote resources that are resolved at the backend or the client device. This remote resource data is prefetched to a client device so that it will be available for subsequent mapping application searches without resolving a corresponding reference to the remote resource data for each search.
US09491240B2 Maintenance of a fabric priority during synchronous copy operations
A primary storage controller receives a write command from a host, wherein Fibre Channel frames corresponding to the write command have a priority indicated by the host. The primary storage controller performs a synchronous copy operation to copy data written by the write command from the primary storage controller to a secondary storage controller, wherein Fibre Channel frames corresponding to the synchronous copy operations have an identical priority to the priority indicated by the host.
US09491234B2 Deterministic session load-balancing and redundancy of access servers in a computer network
In one embodiment, for each port of an access node in an access-based computer network, one access server of a plurality of access servers is configured as a preferred access server for that port. Upon receiving a session initiation message at a particular port, the access node forwards the session initiation message to one or more of the access servers based on the configured preferred access server for the particular port.
US09491228B2 Redundancy device
A computing unit computes a computed value for input data. A comparing unit compares the computed value of the computing unit with a computed value of another node which is included in an input/output set. An output unit outputs the computed value as output data of a node itself when the result of the comparison by the comparing unit shows that the computed value matches either one of computed values. When the computed value does not match any one of the computed values of other nodes, a transferring unit adds the computed value of the node itself to the input/output set, and transfers the input/output set to another node.
US09491226B2 Recognition system for sharing information
A system and method for sharing information between users based on recognition of the users and their associated processing devices in a scene. Interactions can be physical, verbal or a combination of physical and verbal gestures. Movements of the user and other users are tracked and interactions detected between them. User processing devices are connected by detecting users within view of a capture device, the capture device detecting motion tracking data for the user, such as a skeletal model. Information sharing may be controlled by the processing devices directly, by an intermediary server, or by a combination of the processing device and an intermediary server.
US09491225B2 Offline download method and system
An offline download method used with an offline download system is developed. The offline download system pre-downloads a requested file and stores the requested file in a cloud storage in response to an offline download request from a client. The offline download method includes steps of calculating similarity values between any two files stored in the cloud storage; grouping files with the similarity values greater than a threshold value; sorting the grouped files according to the similarity values. Thus, at least one file stored in the cloud storage can be deleted or suggested to substitute the requested file according to the sorting result.
US09491210B2 Sink device, source device and method for controlling the sink device
A sink device, a source device, a Wireless Local Area Network (WLAN) system, and a method for controlling the sink device are described. A sink device includes: an event setting unit that sets a control event configured to control media data supplied from a remote source device with which the sink device communicates through a WLAN; a packet control unit that forms a control packet configured to transmit the control event to the source device; a communication unit that transmits the control packet to the source device and receives, from the source device, media that reflects the control event; and a media output unit that outputs the media data that reflects the control event.
US09491204B2 Multimedia routing system for securing third party participation in call consultation or call transfer of a call in progress
A multimedia router has code executable on the router from storage on a machine readable medium coupled to the router, the code providing routing functions, and a routing point identified in the router code for establishing at least one non-voice communications session between two or more communications appliances enabled for non-voice communications. During a voice call established between a calling party and one of the two or more communications appliances, the routing point is invoked from the called communications appliance by issuance of a non-voice routing request to establish at least one non-voice communications session between the called communications appliance and another of the two or more communications appliances.
US09491197B2 Connection detection apparatus and in-vehicle relay apparatus
A connection detection apparatus in includes a gateway to which communication lines are connected, and which detects whether an unauthorized communication device has been connected to the communication lines. The gateway samples a signal several times from each of the communication lines, and generates waveform information, such as an eye pattern in which the waveforms are superimposed on one another. Furthermore, the gateway has stored therein normal waveform information, such as a mask generated based on the eye pattern at normal times. The gateway compares the generated waveform information with the stored waveform information, and recognizes that the waveform information is abnormal if it does not sufficiently match the normal waveform information. If the waveform information is abnormal, it is determined that an unauthorized communication device has been connected to one or more of the communication lines.
US09491191B2 Multicast message update
An example controller comprises a management module to (i) establish a secure channel with a network infrastructure device; (ii) provide a multicast group address to the network infrastructure device via the secure channel; (iii) detect a network event; end (iv) generate an update to provide to the network infrastructure device via a multicast message with the destination address set to the multicast group address.
US09491188B1 Latency-based detection of covert routing
A method and apparatus for detecting covert routing is disclosed. In the method and apparatus, a plurality of first data portions addressed to a remote computer system are forwarded over a first network path, whereby each first data portion of the plurality of first data portions is associated with a computer system of a plurality of computer systems. Further, a plurality of first network performance metrics are obtained, whereby each first network performance metric of the plurality of first network performance metrics is associated with a routing of a first data portion of the plurality of first data portions over the first network path. A likelihood of covert routing is determined based at least in part on the plurality of first network performance metrics.
US09491176B1 Monitoring content consumption by restricted account
A content server stores digital content including video, audio, image, animation, or text content. The content server receives account permissions governing video access for a restricted account that an authorizing account supervises. The content server also receives a designation by the authorizing account of a delegate account authorized to control video access for the restricted account. The content server receives a request from the restricted account to view a video and determines whether the restricted account may view the video according to the account permission. In response to determining that the authorized account is not authorized to view the requested video, the content server transmits an authorization request to the delegate user, who provides authorization for the restricted account to view the video. In response to authorization from the delegate account, the content server transmits the video to the restricted user.
US09491171B2 System and method for vascular mapping authentication
A biometric authentication system includes a biometric device and a security authentication device, wherein the biometric device includes a digital image sensor configured to capture one or more images of human vasculature and a wireless transmitter configured to transmit the one or more images to the security authentication device, and the security authentication device is configured to return an authentication true message if a first vascular map retrieved from a database matches a second vascular map generated from the set of images.
US09491163B2 Object delivery authentication
A method and system for authenticating delivery including the steps of receiving by a receiver a delivery information package from a deliverer over a network during a communication between the receiver and the deliverer, wherein the delivery package includes deliverer identity information, sending an authentication request of the received delivery package from the receiver to an authentication module having a hardware processor, over at least one of a call network and an additional network, and authenticating the received delivery package using the deliverer identity information.
US09491153B2 WiFi opportunistic key caching over non-WiFi access
This disclosure describes systems, methods, and computer-readable media related to WiFi opportunistic key caching over non-WiFi access. In some embodiments, data may be received from a user device over a non-WiFi network connection. The data may include authentication credentials for a WiFi network connection and a location associated with the user device. One or more access points may be identified based at least in part on the location associated with the user device. Information associated with the user device and the authentication credentials may be transmitted to the identified one or more access points. Authentication of the user device with at least one of the identified one or more access points may be facilitated.
US09491151B2 Memory apparatus, charge pump circuit and voltage pumping method thereof
The invention provides a memory apparatus, a charge pump circuit, and a voltage pumping method thereof. The charge pump circuit including a plurality of delay units, a latch circuit, and a plurality of charge pump units. The delay units respectively generate a plurality clock signals according to an output clock signal. The latch circuit receive a final stage clock signal of the clock signals and a latch enable signal. The latch circuit decides whether to latch final stage clock signal or not to generate the output clock signal according to the latch enable signal. The first stage of the charge pump unit receives an input voltage, and the charge pump units operate a voltage pumping operation on the input voltage to generate an output voltage according to the clock signals and the output clock signal.
US09491150B2 Document-authorized access to a shared workspace
Various embodiments described herein each provide one or more of systems, methods, software, and data structures that facilitate document-authorized access to a shared workspace. Some of these embodiments provide access to a shared workspace, such as a document review comment repository, through data embedded within a document. Mere possession of a document with a key, or other data element, allows a possessor of the document to participate in a workflow process.
US09491145B2 Secure application delivery system with dial out and associated method
A system is provided to deliver an application, hosted by a private application provider system, over a network to a user device, comprising: an application delivery system that includes a first network interface, a network security interface and a second network interface; wherein the network security interface is configured to determine whether a user or device request for access to an application is valid, and in response to determining that the user or device request for access to the first application is valid, to send the user or device request to the application agent.
US09491143B2 Context-aware pattern matching accelerator
Methods and systems for improving accuracy, speed, and efficiency of context-aware pattern matching are provided. According to one embodiment, a packet stream is received by a first stage of a CPMP hardware accelerator of a network device. A pre-matching process is performed by the first stage to identify a candidate packet that matches a string or over-flow pattern associated with IPS or ADC rules. A candidate rule is identified based on a correlation of results of the pre-matching process. The candidate packet is tokened to produce matching tokens and corresponding locations. A full-match process is performed on the candidate packet by a second stage of the CPMP hardware accelerator to determine whether it satisfies the candidate rule by performing one or more of (i) context-aware pattern matching, (ii) context-aware string matching and (iii) regular expression matching based on contextual information, the matching tokens and the corresponding locations.
US09491139B2 System and method to use common addresses on different interfaces in a management controller without conflict
A management controller includes a first data communication interface for communicating with a first network interface, a second data communication interface for communicating with a second network interface, and a processor. The first network interface provides a first network interface mode that permits a processing system to access a network, an operating system-to-management controller (OS-to-MC) pass-through mode that permits the management controller to access the processing system, and a network-to-management controller (Net-to-MC) pass-through mode that permits the management controller to access the network. The second network interface permits the management controller to access a management station. The management controller provides a common Media Access Control address and a common Internet Protocol address to the first data communication interface and to the second data communication interface without causing conflict on the network.
US09491138B2 Internet protocol (IP) address translation
Translation of Internet Protocol version 4 (IPv4) and Internet Protocol version 6 (IPv6) addresses is contemplated, such as for use in allowing IPv4 devices to connect with IPv6 device without requiring the IPv4 devices to specify the IPv6 address of the connected-to IPv6 device. The IPv6 addresses may be translated to IPv4 addresses suitable for use with the IPv4 devices in a manner that sufficiently compresses the IPv6 for use with the more bit limited nomenclature of an IPv4 address.
US09491137B2 Methods of using beacon messages to discover devices across subnets
A method of discovering a device to be discovered in a communication network having multiple interconnected nodes includes transmitting, by a discoverer, at least one beacon signal including an IP address to the network. The device to be discovered receives the at least one beacon signal. The device to be discovered configures the IP address located in the at least one beacon signal. Additionally, the device to be discovered transmits an advertisement to a server specified by the discoverer.
US09491130B1 System and method for providing location based one-to-one communication
A system for providing location based one-to-one text chat between users includes a server and a plurality of mobile communication devices that are equipped with GPS receivers and used by the users. The users identify themselves to each other using their respective visual descriptions. When located in a close proximity or a same facility, one user invites another user for a text chat. The chat session is terminated when one of the users leaves the facility or moves beyond certain distance from the other user.
US09491118B1 Wireless nanoionic-based radio frequency switch
A nanoionic switch connected to one or more rectenna modules is disclosed. The rectenna module is configured to receive a wireless signal and apply a first bias to change a state of the nanoionic switch from a first state to a second state. The rectenna module can receive a second wireless signal and apply a second bias to change the nanoionic switch from the second state back to the first state. The first bias is generally opposite of the first bias. The rectenna module accordingly permits operation of the nanoionic switch without onboard power.
US09491115B1 Providing service using run local daemon
A requestor seeks support to perform a particular service using a local daemon. A daemon of a responder provides a resource profile identifying resources to perform the service and information about their use. The resources, such as program code or libraries, are acquired from the responder daemon, or from another source or entity. The local daemon implements the one or more resources in accordance with the resource profile, and performs the particular service. Updated resources may be provided from time to time to the local daemon with respect to the particular service.
US09491106B2 Non-intrusive method for synchronizing master and slave clocks of a packet-switched network, and associated synchronization devices
A method is devoted to the synchronization of master (HM) and slave (HE) clocks of a packet-switched network, capable of exchanging synchronization packet flows via intermediary equipment (E1-E9) of that network, connected to one another. This method comprises the following steps: i) determining within each piece of intermediary equipment (E1-E9) the instant transit times of packets belonging to a first group of packets of at least one chosen flow of synchronization packets, then acting on packets from a second group of packets of that chosen flow so that their instant transit times within each piece of intermediary equipment (E1-E9) are each roughly equal to a corresponding maximum transit time, and ii) filtering the packets of the chosen flow at least within the slave clock (HE) in order to synchronize it to the master clock (HM) by means of the processed packets of that chosen flow's second group.
US09491104B2 System and method for storing/caching, searching for, and accessing data
A system for persistently maintaining data using a network for data packets is provided. The system includes a transmission medium associated with the network, a plurality of switches operatively connected to the transmission medium. Each switch has an intelligent network controller adapted for delivering the data packets to a device operatively connected to the intelligent network controller in response to a request for the data packets from the device and further adapted for re-transmitting unexpired data packets over the network.
US09491103B2 Introducing uncompressed packets in compression flow based on flow control
Methods and apparatus are described for introducing uncompressed data packets in to theinto a compression flow during compression for communication between a user equipment (UE) and a network entity, comprising placing a plurality of data packets in an uncompressed uplink queue of the UE; determining that an amount of data packets in a compressed uplink queue of the UE fails to satisfy a grant threshold; and transferring one or more of the plurality of data packets to the compressed uplink queue from the uncompressed uplink queue based on the determination that the amount of data packets in the compressed uplink queue fails to satisfy the grant threshold, wherein the one or more of the plurality of data packets in the compressed uplink queue are scheduled for transmission to the network entity as one or more uncompressed data packets.
US09491095B2 Fast reroute in multi-protocol label switching traffic engineering network
In an example, multi-protocol label switching traffic engineering (MPLS TE) fast reroute (FRR) is implemented in an MPLS TE network. The MPLS TE network includes a bypass protection (BP)-label switching path (LSP) protecting a working LSP. A node receives a packet from an upstream adjacent node of the node in a working LSP. The packet includes a label which is an incoming label of the working LSP at the node. When detecting a downstream adjacent node of the node in the working LSP is unreachable, the node replaces the label in the packet with an outgoing label of a WP-LSP at the node, and forwards the packet in the WP-LSP which delivers the packet to an ingress node of a BP-LSP. The BP-LSP then delivers the packet to an egress node of the BP-LSP and the packet is forwarded from the BP-SLP to the working LSP.
US09491093B2 Distributing communication of a data stream among multiple devices
Methods, apparatus and articles of manufacture for distributing communication of a data stream among multiple devices are disclosed. Example methods disclosed herein include receiving a request from a primary device to establish a shared connection to distribute communication of a first data stream among a plurality of devices including the primary device and a plurality of secondary devices. Such example methods also include providing, in response to the request, network addresses to the primary device to be used to establish respective data connections with the plurality of devices. Such example methods further include splitting the first data stream into a plurality of partial data streams to be communicated respectively to the plurality of devices via the respective data connections, the partial data streams, when aggregated, forming the first data stream.
US09491091B2 MLDP failover using fast notification packets
An mLDP failover using fast notification packets. In one embodiment of a process for mLDP failover using fast notification packets, a first network node detects a failure of a second network node or a communication link coupled to the second network node. In response to detecting the failure, the first network node sends a packet to a third network node, wherein the packet comprises a notification of link or node failure and information identifying a multipoint label switched path (MLSP) that is configured to transmit multicast data packets of a multicast data stream.
US09491087B1 Devices and methods for forwarding information base aggregation
Networking devices and methods for forwarding information base (FIB) aggregation are provided. A networking device includes a processor operable to access entries in a FIB, and aggregate the FIB entries to produce an aggregated FIB with strong forward correctness. In aggregating the FIB entries, the processor is operable to: (a) associate the FIB entries with nodes (n) in a patricia trie; (b) traverse the patricia trie depth-first in post-order and determine for each node a next-hop set, without expanding the trie, by merging what would be the next-hop sets of its imaginary children nodes if there is a complete binary tree; and (c) traverse the patricia trie depth-first in pre-order, select for the root node a next-hop from its next-hop set and include the FIB entry associated with the root node in the aggregated FIB, for each node having a selected next-hop that appears in its child's next-hop set, select that next-hop for the child as its next-hop and exclude the FIB entry associated with the child node from the aggregated FIB, and for each child node which does not have in its next-hop set the selected next-hop of its parent, select a next-hop from its next-hop set and include the FIB entry associated with the child node in the aggregated FIB.
US09491082B2 Main electronic device for communicating within a network and method for operating a main electronic device for communicating within the network
The present invention relates to a main electronic device for communicating within a network comprising an interface for enabling communication within the network and a controller for sending polling messages via the network to logical addresses via said interface in order to request information from at least one further electronic device.The present invention further relates to a method for operating a main electronic device for communicating within a network.
US09491081B2 Methods, systems, and computer readable media for generating test packets in a network test device using value list caching
Methods, systems, and computer readable media for generating test packets in a network device using value lists caching are disclosed. In one method, value lists are stored in dynamic random access memory of a network test device. Each value lists includes values for user defined fields (UDFs) to be inserted in test packets. Portions of each value lists are read into per-port caches. The UDF values are drained from the per-port caches using per-port stream engines to generate and send streams of test packets to one or more devices under test. The per-port caches are refilled with portions of the value lists from the DRAM and a rate sufficient to maintain the sending of the stream engine packets to the one or more devices under test.
US09491077B2 Network metric reporting system
A tool for monitoring the use of devices in an interconnected network. Desired network information, such as the use of browsers on the networked devices, the use of other applications hosted on the networked devices, and the speed and volume of data traffic to and within the network, may be collected by one or more network management tools operating within the network, and then provided to an outside reporting server. In response, the reporting server then organizes and reports the collected information to one or more authorized parties associated with the network. The reporting server may send the collected network information directly to the authorized parties via electronic mail, or provide access to the collected network information by posting it on a secured Web site.
US09491076B2 Learning end-to-end delays in computer networks from sporadic round-trip delay probing
In one embodiment, periodic round-trip probes are executed in a network, whereby a packet is transmitted along a particular communication path from a source to a destination and back to the source. Statistical information relating to the round-trip probes is gathered, and a transmission delay of the round-trip probes is calculated based on the gathered statistical information. Also, an end-to-end transmission delay along an arbitrary communication path in the network is estimated based on the calculated transmission delay of the round-trip probes.
US09491075B2 Method for latency measurement and apparatus therefor
End-to-end latency measurement scheme is discloses. In this scheme, the UE receives a request message from a network. This request message requests the UE to report transmission or reception timing information. And, the transmission or reception timing information may be for a latency measurement. Thereafter, the UE transmits the transmission or reception timing information to the network.
US09491072B2 Cloud services load testing and analysis
Embodiments of the invention provide systems and methods for providing services related to managing computer systems. More specifically, embodiments of the present invention provide for providing load testing services to remote computer systems. Generally speaking, such a service can allow a customer to capture and replay realistic workloads from production to test systems. The service can help the customer evaluate the impact of change on their system performance (e.g., upgrades, patches, application changes, schema changes, impact of adding more users, hardware changes, etc.) with a real-life workload captured from production and replayed on comparable test system restored to a captured “point in time.” More specifically, the load testing service can setup and capture workloads from production systems and re-execute them with high fidelity on test copies of production databases which have the changes implemented.
US09491071B2 System and method for dynamically grouping devices based on present device conditions
A method to dynamically group devices based on device information, which is associated with a system for monitoring the device information that communicates information between a device and an enterprise. Information is collected from a device information source to obtain an actual status of a device. The actual status of the device is compared to a stored status of the device. The stored status is stored on a server of the enterprise. The enterprise determines if the actual status has been changed from the stored status. When a change is detected, the method performs at least one of the acts of automatically disassociating the device from a group that reflects the stored status and automatically associating the device with a new group to reflect the actual status.
US09491069B2 System and method of high volume rule engine
A rule engine configured with at least one hash table which summarizes the rules managed by the engine. The rule engine receives rules and automatically adjusts the hash table in order to relate to added rules and/or in order to remove cancelled rules. The adjustment may be performed while the rule engine is filtering packets, without stopping. The rules may be grouped into a plurality of rule types and for each rule type the rule engine performs one or more accesses to at least one hash table to determine whether any of the rules of that type match the packet. In some embodiments, the rule engine may automatically select the rule types responsive to a set of rules provided to the rule engine and adapt its operation to the specific rules it is currently handling, while not spending resources on checking rule types not currently used.
US09491054B2 Network-state management service
The techniques and/or systems described herein implement a network management service configured to read and write a state of a network for various applications (e.g., network management applications) so that the applications can operate independently. The network management service is configured to read an observed network state and provide the observed network state to the applications. Subsequently, the network management service receives proposed network states from the applications and uses a state dependency graph to determine whether state conflicts exist between the proposed network states. The network management service also determined whether defined policies are violated by the proposed network states. Finally, the network management service is configured to generate a target network state by merging non-conflicting proposed network states that comply with defined policies and to update (e.g., write) the network state based on the generated target network state.
US09491052B2 Topology aware smart merge
Systems, methods, and computer readable media for managing the configuration of topologically related network devices are described. In general, devices that are “topologically related” are devices that are functionally coupled in some way (e.g., network switches sharing a common trunk line or network routers providing common router services in accordance with an established priority scheme). Specifically, techniques are disclosed for verifying or changing the configuration of a first network device based on the configuration of a second, topologically related, network device. Configuration policies (or rules) are described that are used to “bridge” the configuration of one device with that of another device.
US09491048B2 Devices and methods for facilitating automated configuration of communications interfaces
Access terminals are adapted to facilitate automated configuration of communications interfaces based on a current carrier identity. According to one example, an access terminal may determine a carrier identity from a subscription module. A modem configuration associated with the carrier identity may be selected from modem configuration data stored on a storage medium accessible by the access terminal. The selected carrier-specific software configuration may then be activated to configure a communications interface of the access terminal to facilitate operations associated with the carrier identity, such as facilitating wireless communications with a carrier associated with the carrier identity. Other aspects, embodiments, and features are also included.
US09491042B1 Requesting high availability for network connections through control messages
In one example, a network device includes one or more network interfaces configured to receive a message according to a protocol for reserving a public Internet protocol (IP) address and port for a network connection and to receive one or more packets of a packet flow associated with the public IP address and the port for the network connection, and one or more processors comprising a primary service device, wherein the processors are configured to determine whether the message includes an indication that the network connection is to be checkpointed for high availability, and wherein the primary service device is configured to, based on the indication, checkpoint data of at least one of the received packets to a backup service device. Accordingly, a message of a protocol for reserving a public network address and port may be used to indicate whether a network connection should be checkpointed for high availability.
US09491041B2 Ethernet chain protection switching
The present invention relates to a protection switching method in a communication network, the communication network including plurality of communication devices forming a linear chain and at least one non-ERPS on the nodes ERPS (Ethernet Ring Protection Switching) device connecting terminal ports of the linear chain and thereby forming a ring. In one embodiment this is accomplished by instantiating ERPS on each communication device that forms a linear chain and on each non-terminal ports of the linear chain, identifying a node or link fault in the network, wherein the link or node fault is detected by Continuity Check Message (CCM), Loss of Light (LOL), Loss of Signal (LOS), Loss of periodic continuity check messages (IEEE 802.1 ag) or any other mechanisms thereof, blocking ports of the communication device in response to the detection of fault, periodically broadcasting a fault message by the blocked ports of the communication devices, wherein the message gets terminated at the ports of the communication device within the linear chain network without reaching the non-ERPS device, flushing the Media Access Control (MAC) table entry upon receipt of the fault message by all the communication device and unblocking of a root port link (RPL) of the linear for providing an alternate path to route network traffic after receipt of the fault message.
US09491039B2 Method and apparatus for diagnosing faults in a hybrid internet protocol network
An Ethernet switch can receive an internet protocol query packet generated by a receiver for collecting telemetry data between a source and the receiver in a multicast network, translate the internet protocol query packet to an Ethernet query packet, collect in the Ethernet query packet telemetry data from the Ethernet switch where at least one telemetry field of the Ethernet Switch includes an arrival time of the Ethernet query packet at the Ethernet switch, and submit the Ethernet query packet to the next network element of the multicast network. An internet protocol router can receive an Ethernet query packet generated by an Ethernet switch having at least one field for telemetry for collecting telemetry data between a source and a receiver, translate the Ethernet query packet to an internet protocol query packet, and submit the internet protocol query packet to the next network element. Additional embodiments are disclosed.
US09491035B1 Cloud services directory protocol
Techniques for discovering and evaluating services available via a cloud infrastructure. In one example, a method comprises the following steps. A service discovery request is sent to a plurality of service providers in a cloud computing system. One or more service discovery responses are received from one or more of the plurality of service providers for one or more proposed services. A weighted appropriateness score is computed for each of the proposed services based on each service discovery response. At least one of the proposed services is automatically engaged based on the weighted appropriateness scores.
US09491022B2 Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals
An apparatus including an encoder for encoding service data corresponding to each of a plurality of data transmission path, an encoder for encoding signaling data, wherein the signaling data includes static data and dynamic data, a frame builder for building signal frames, wherein each of signal frames includes the encoded service data and the encoded signaling data, wherein each of signal frames belongs to one of the broadcast services, wherein the static data remain constant in the signal frames belonging to the broadcast service in a duration of a super frame and the dynamic data changes by the signal frames, a modulator for modulating the signal frames by an OFDM (Orthogonal Frequency Division Multiplex) scheme and a transmitter for transmitting the broadcast signals carrying the modulated signal frames.
US09491015B2 Three-wire three-level digital interface
A receiver for a three-wire digital interface, a method for operating a three-wire digital interface, a signalling system comprising the receiver, and a wireless communication device comprising the signalling system. The receiver for a three-wire digital interface comprises a first resistive element coupled between a first input terminal and a first junction node, a second resistive element coupled between a second input terminal and a second junction node, and a third resistive element coupled between a third input terminal and a third junction node. A network comprising first second and third network terminals is coupled to first, second and third junction nodes. The network has substantially the same impedance between all pairs of the first, second and third network terminals.
US09491006B2 Receiver and reception method for estimating channel in an orthogonal frequency division multiple access system
A receiver and reception method for estimating a channel in an Orthogonal Frequency Division Multiple Access (OFDMA) system is provided. The receiver includes a delay estimator for estimating, from a signal received from a transmitter through multipaths, at least one of an average time delay of the multipaths and a time delay of one of the multipaths having a maximum power among the multipaths, a rotator for circular-rotating the received signal using the estimated delay, and a channel estimator for estimating a channel impulse response of the circular-rotated signal.
US09491004B2 Method and apparatus for providing service using user identification in wireless communication system
A method and apparatus for providing a service from a voice-service dedicated terminal to a data-service dedicated terminal by using user identification information of a mobile terminal user in a wireless communication system are provided. The method includes generating a message including an identification of a receiving-side terminal and a service type of the message, and transmitting the generated message to a service server.
US09491001B2 Work group bridge nomadic roaming
In an example embodiment, an 802.11 or Ethernet work-group local area network (WG-LAN) is assigned a global name. The WG-LAN name is bound to a local virtual local area network identifier (VLAN-ID) in parent access points (APs). A path update protocol is employed to synchronize the WG-LAN/VLAN-ID bindings in a work-group bridge with the bindings of its' parent AP.
US09490996B1 Home automation device
The present disclosure relates to a home automation system that is automated based on user preferences provided by a social networking system, where the home automation system provides a short-range, high-speed wireless connection that is contained within the safe boundaries of a home. Briefly described, the home automation system employs one or more home automation devices to control various home devices within the home based on detection of one or more users' social profile, where each home automation device is configured to broadcast and communicate via a short-range, multi-gigabit-per-second (MGbps) wireless communication link that can be utilized by the various home devices. Furthermore, each home automation device is configured to be self-tuning, thereby enabling automatic efficient management of the MGbps wireless communication link.
US09490995B1 Simulation system for network devices in a network
A computing device is configured to receive information for setting up a simulation of a device. The computing device is further configured to request one or more modules corresponding to one or more features associated with the simulation. The computing device is further configured to receive the one or more modules. The computing device is further configured to perform the simulation using the one or more modules and the different modules. The computing device is further configured to determine that the simulation requires debugging based on a result of the simulation. The computing device is configured to further debug the simulation based on determining that the simulation requires debugging, and provide the result of the simulation including information associated with the debugging of the simulation.
US09490994B2 Reception device, transmission/reception system, reception method, and program
There is provided a reception device including a reception unit that receives stream data transmitted by multicast transmission from a plurality of transmitters at respective different transmission rates in a physical layer, an acquisition unit that acquires environment change information related to a change in a network environment with the transmitters, and a connection destination selection unit that selects, on the basis of the acquired environment change information, one transmitter from among the plurality of transmitters as a connection destination of the reception unit.
US09490992B2 Remote conference saving system for managing missing media data and storage medium
A remote conference system includes: a communication terminal; and a conference server connected to the communication terminal via an IP network, wherein the communication terminal performs processes comprising: detecting a state of the IP network between the conference server and the communication terminal; performing first determination on whether to transmit partial media data to the conference server, based on the detected state of the IP network; performing first transmission of transmitting the partial media data to the conference server if it is determined to transmit the partial media data; performing first saving of saving the partial media data in a storage device of the communication terminal when it is determined to not transmit the partial media data; and performing second transmission of transmitting partial media data saved in the storage device, as missing partial media data, to the conference server at a predetermined timing.
US09490991B2 System and method for impromptu shared communication spaces
Communications between entities who may share common interests. For entities determined to be sharing common interests (e.g., searching using the same terms or topics, browsing a page, a site or a groups of topically related sites), options for communication among the entities are provided. For example, a chat room may be dynamically created for persons who are currently searching or browsing the same or related information. As another example, a “homepage” may be created for each query and contain various types of information related to the query. A permission module controls which entities may participate, what types of information (and from what sources) an entity can (or desires to) receive, what types of information the entity may (or desires to) share.
US09490988B2 Continuous information transfer with reduced latency
The present disclosure provides systems and methods for remote direct memory access (RDMA) with reduced latency. RDMA allows information to be transferred directly between memory buffers in networked devices without the need for substantial processing. While RDMA requires registration/deregistration for buffers that are not already preregistered, RDMA with reduced latency transfers information to intermediate buffers during registration/deregistration, utilizing time that would have ordinarily been wasted waiting for these processes to complete, and reducing the amount of information to transfer while the source buffer is registered. In this way the RDMA transaction may be completed more quickly. RDMA with reduced latency may be employed to expedite various information transactions. For example, RMDA with reduced latency may be utilized to stream information within a device, or may be used to transfer information for an information source external to the device directly to an application buffer.
US09490972B2 Method and apparatus for providing conditional access based on channel characteristics
A first network device may discover one or more values of one or more parameters corresponding to a plurality of links and/or devices of the network. The first network device may compare the discovered one or more values of the one or more parameters to an expected one or more values of the one or more parameters. The first network device may determine whether to transmit data onto a network path between the first device and one of the plurality of devices based on a result of the comparison, wherein at least one of the plurality of links and/or devices are not part of the network path. The first network device may be operable to utilize the discovered parameter values to generate a security key which may be utilized to encrypt and/or scramble content prior to transmitting the content onto the network.
US09490970B2 Methods and system for secure communication between an RFID tag and a reader
Methods and a system involve secure communication between an RFID tag and a reader via the over-the-air interface, and to corresponding RFID tags and corresponding readers. A modification of the Rabin method is employed wherein within the framework of the encryption of a plaintext M into which an identification element of the RFID tag or of an object furnished therewith is incorporated, there is computed by the RFID tag, the Montgomery residue (Montgomery reduction) of the square of the plaintext M modulo n with respect to a Montgomery base R, i.e. C*=M2R−1 mod n, and the resultant ciphertext C* is employed for authenticating the RFID tag. The modulus n=p·q is the public key of the reader, the prime numbers p, q are the private key of the reader, and the Montgomery base R is an integer that is larger than the modulus n.
US09490961B2 Method of signaling control information in wireless communication system with multiple frequency blocks
A method of receiving a downlink signal by a user equipment in a wireless communication system; the user equipment therefore; a method of transmitting a downlink signal by a base station in a wireless communication system; and the base station therefore are discussed. The method of receiving a downlink signal by a user equipment in a wireless communication system according to one embodiment includes receiving downlink scheduling information, the downlink scheduling information including a frequency block indicator and resource allocation information for one or more transport blocks (TBs); and receiving the downlink signal including the one or more TBs via a first frequency block among multiple frequency blocks. The first frequency block is indicated by the frequency block indicator among the multiple frequency blocks. Each of the multiple frequency blocks does not overlap with other multiple frequency blocks, and has a respective hybrid automatic repeat request (HARQ) process.
US09490957B2 Method and apparatus for transmitting channel state information in multi-node system
There are provided a method and apparatus in which user equipment transmits channel state information. The method includes reserving a plurality of configured Physical Uplink Control Channel (PUCCH) resources through which channel state information can be transmitted, receiving a plurality of reference signals, generating channel state information by measuring each of the plurality of reference signals, and transmitting the channel state information about each of the plurality of reference signals through the plurality of PUCCH resources.
US09490953B2 Method and system for dynamic allocation of resources in a cellular network
One example method is provided for dynamic allocation of air interface resources in a cellular network. The method can include at least three wireless cells located within a geographical proximity of each other. The method can include determining, by a central managing entity, one or more classification rules for classifying each of said plurality of mobile devices according to the one or more classification rules. The method can also include providing, by the central management entity, to a group of base stations associated with the at least three cells, information that can include, at least in part, information that relates to the determined one or more classification rules and information that relates to semi-static allocation of blocks of air interface resources for use by one or more specific members of the group of base stations.
US09490951B2 Method and device for setting a control channel and a data channel in a wireless communication system
The present invention relates to a method for configuring a starting position of a control channel in a wireless communication system, and a terminal using the same. The method includes receiving duration information about a physical downlink control channel from the first orthogonal frequency division multiplexing (OFDM) symbol of a downlink subframe; and configuring a first OFDM symbol after OFDM symbols indicated by the duration information, as a starting point of an enhanced-physical downlink control channel. The downlink subframe includes a plurality of subcarriers in a frequency domain and 12 or 14 OFDM symbols in a time domain. The PDCCH includes the first N (N is a natural number of from 1 to 4) number of OFDM symbols of the downlink subframe. The duration information indicates the N number of OFDM symbols. The E-PDCCH comprises the starting point to the last OFDM symbol of the downlink subframe.
US09490949B2 Pilot resource allocation method and device
Various embodiments of the present invention provide a pilot resource allocation method, where the method includes: determining, according to an aggregation level and multiplexing information of an enhanced control channel element E-CCE in a resource block pair, the number of resource elements REs that are allocated to and occupied by a demodulation pilot signal DMRS in the resource block pair. Various embodiments of the present invention further provide a corresponding user equipment. By implementing the method and device, the efficiency of time-frequency resource utilization can be improved.
US09490946B2 Interference coordination method and base station
Embodiments of the present invention provide an interference coordination method and a base station. The method includes determining interfering cell base stations and interference levels of the interfering cell base stations and receiving power coordination information sent by the interfering cell base stations. The power coordination information is used to indicate a power headroom of an interfering cell base station on a specific channel resource or indicate a minimum transmit power of an interfering cell base station on a specific channel resource. A base station requiring interference coordination among the interfering cell base stations is determined according to the interference levels and power coordination information of the interfering cell base stations. A power adjustment request is sent to the base station requiring interference coordination so that the base station requiring interference coordination adjusts a transmit power on the specific channel resource.
US09490938B1 Systems and methods for performing iterative interference cancellation
Systems and methods are provided for performing iterative interference cancellation. The systems and methods include receiving a plurality of codewords and processing the plurality of codewords using a channel decoder to obtain a decoder output. The systems and methods further include determining, based on the decoder output, whether a stopping criterion is satisfied, and cancelling interference from the plurality of codewords based on the decoder output in response to determining that the stopping criterion is not satisfied.
US09490937B2 Broadcasting signal transmitting apparatus, broadcast signal receiving apparatus, and broadcast signal transceiving method in a broadcast signal transceiving apparatus
Disclosed is a broadcast signal transmitting apparatus, a broadcast signal receiving apparatus, and a broadcast signal transceiving method in a broadcast signal transceiving apparatus. The broadcast signal transmitting method comprises the following steps: compressing the headers of data packets of an IP stream identified by IP address information, wherein the compressed data packets include a first packet, the header of which contains static field information, a second packet, the header of which contains dynamic field information, and a third packet, the header of which contains the compressed static field information and/or the compressed dynamic field information; signaling IP-PLP mapping information for mapping the IP stream and a component PLP for transmitting the IP stream, the IP stream compression information, and the header information of the first packet to L2 signaling information; and transmitting the header information of the second and third packets via the component PLP, and transmitting the L2 signaling information via a common PLP.
US09490929B2 Method and apparatus for protecting fiber optic distribution systems
A fiber optic network has alarmed fiber optic lines in the cables connecting a secured junction box to plural user lock boxes. An outgoing alarm line and return alarm line in each cable connect the junction box to each user box. The outgoing alarm line is looped to the return alarm line inside the user lock box. The return alarm line is looped to the outgoing alarm line of a different cable inside the junction box to interconnect a plurality of alarm lines passing through a plurality of user boxes. A detector detects an alarm signal in the connected alarm lines to trigger an intrusion alarm.
US09490925B2 DMB terminal for enabling simultaneous DMB viewing and phone call and method therefor
A DMB terminal for enabling simultaneous DMB viewing and call and a method therefore are provided. The DMB terminal has a switch unit for switching an image output path, an audible sound output path, and a key input path between a DMB module and a modem module. The modem module connects the image output path, the audible sound output path, and the key input to the DMB module when the user selects a DMB reception mode. If the user wants to use the modem module during viewing the DMB, the image output path, the audible sound output path, and the key input path are simply switched to the modem module, so that the user can use the modem module without terminating the DMB reception. Thus, the user can continue to view the DMB without interruptions even though he invokes a function of the modem module during viewing the DMB.
US09490909B2 Method and system for estimating the noise of a two-photon entangled state
A method for estimating the noise of a two-photon entangled state, including generating pairs of photons; for each pair of photons, defining a first polarization measurement, associated with a first angle, and defining a second polarization measurement, associated with a second angle. The method includes generating a first string of polarization measurements and a first string of angles; generating a second string of polarization measurements and a second string of angles; generating a first uncorrelated substring, formed by the polarization measurements of the first string associated with angles that are different from the corresponding angles of the second string of angles; generating a second uncorrelated substring, formed by the polarization measurements of the second string associated with angles that are different from the corresponding angles of the first string of angles; and determining an estimate of the noise on the basis of the first and the second uncorrelated substrings.
US09490894B2 Coherent probe and optical service channel systems and methods for optical networks
The present disclosure provides dynamic performance monitoring systems and methods for optical networks to ascertain optical network health in a flexible and accurate manner. The present invention introduces accurate estimations for optical channel performance characteristics based either on existing channels or with a dynamic optical probe configured to measure characteristics on unequipped wavelengths. Advantageously, the dynamic performance monitoring systems and methods introduce the ability to determine physical layer viability in addition to logical layer viability.
US09490892B2 Feature transparency for wireless devices
A sentry engine determines, based on current conditions and a set of rules, whether or not to allow a feature, that is provided in a terrestrial environment to the wireless device, to be provided to the wireless device on-board a vehicle in a non-terrestrial environment. The sentry engine may be disposed in the wireless device, in an on-board data delivery device fixedly connected to the vehicle, and/or at a ground network in communication with the on-board data delivery device and the home network of the wireless device. The on-board data delivery device may communicate with the wireless device via an on-board local network, and may communicate with the ground network using a satellite network and/or an air-to-ground network. Allowance conditions may include operational and/or connectional states of devices and/or networks, a vehicle state, a roaming or authorization state of the wireless device, or a state of the feature.
US09490876B2 Electronic device and operating method thereof
An electronic device with wireless communication capability including at least one antenna, a detection module, and a setting module. The detection module detects an amount of a current returning from the at least one antenna. The setting module sets at least one user interface corresponding to the detected amount of the current, and when the detected amount of current is below a threshold, abnormal operation is indicated. The amount of current returning can be affected by devices sufficiently close to interfere with the transmissive capabilities.
US09490869B1 Transmission medium having multiple cores and methods for use therewith
Aspects of the subject disclosure may include, for example, a transmission medium for propagating electromagnetic waves. The transmission medium can include a plurality of cores for selectively guiding an electromagnetic wave of a plurality of electromagnetic waves longitudinally along each core, and a shell surrounding at least a portion of each core for reducing exposure of the electromagnetic wave of each core. Other embodiments are disclosed.
US09490866B2 Passive leakage cancellation networks for duplexers and coexisting wireless communication systems
A passive cancellation network may include a transmit input having a configuration that passively receives a transmit signal from a transmitter that is to be wirelessly transmitted; a transmit output having a configuration that passively delivers the transmit signal after processing by the passive cancellation network; a receive input having a configuration that passively receives a receive signal that includes undesirable leakage from the transmit signal; a receive output having a configuration that passively delivers the receive signal after processing by the passive cancellation network; and a passive feed forward cancellation circuit that passively cancels at least a portion of the undesired leakage from the transmit signal in the receive signal in a feed forward manner.
US09490862B2 Reflective-type antenna band and polarization selectable transceiver using a rotatable quarter-wave plate
A low-loss band and polarization-selectable gender-selectable transceiver for use with a reflector-type antenna suitable for the E-band frequency allocation as well as other RF bands in which the upper and lower bands are separated by a stop band. In addition to providing the gender-selectable combination of the upper and lower bands for transmit and receive, this topology allows for the selection of transmit, and receive polarizations. A transceiver may transmit and receive on the same or on orthogonal polarizations. Paired transceivers may transmit on the same or on orthogonal polarizations. This is accomplished by integrating a rotatable polarizer (e.g. a ¼ wave plate) and a polarization duplexer (e.g. an orthomode transducer) in a FDD (Frequency-Domain Duplexed) system. The rotatable polarizer allows for selection of both transmit and receive bands and polarizations.
US09490860B2 Protective device capable of dissipating heat
A protective device capable of dissipating heat for protecting an electronic device includes a carrier and a flexible heat transfer unit. The carrier is used for correspondingly connecting to or receiving the electronic device therein and has a plurality of edges. The flexible heat transfer unit is arranged at one of the edges of the carrier and has a first and a second extended portion. The first extended portion is extended onto and connected to an inner side of the carrier, whereas the second extended portion is extended away from the carrier to connect to a flip cover. The first extended portion of the flexible heat transfer unit is in direct or indirect contact with a heat source of the electronic device, such that heat produced by the heat source can be transferred from the carrier to the flip cover via the flexible heat transfer unit.
US09490857B2 Systems and methods for parallel signal cancellation
A receiver includes a first finger that receives a non-interference-cancelled signal and output first demodulated data, a first phase estimate, and a first PN code. The receiver also includes a second finger that selectively receives the non-interference-cancelled signal and a first interference-cancelled signal generated from the non-interference-cancelled signal based on the first phase estimate and the first PN code. The second finger also outputs second demodulated data.
US09490855B1 Method and apparatus for self-directed interference cancellation filter management
Embodiments include systems and methods for managing an adaptive interference filter performed by a device processor of a mobile communication device. A device processor may determine whether a transmission power from the mobile communication device is greater than or equal to a transmit power threshold. The device processor may determine whether a ratio of interference in a received signal to a level of the received signal including noise (interference ratio) is greater than or equal to an interference ratio threshold in response to determining that the transmission power is greater than or equal to the transmit power threshold. The device processor may perform interference cancellation with the adaptive interference filter in response to determining that the interference ratio is greater than or equal to the interference ratio threshold. In some embodiments the adaptive interference filter may be a non-linear interference cancellation filter.
US09490852B2 Multiple input and multiple output switch network
According to an embodiment, a circuit package includes a programmable switch component having a plurality of input terminals arranged on the programmable switch component, a plurality of output terminals arranged on the programmable switch component and configured to be coupled to a plurality of amplifiers, and a plurality of switches. Each switch of the plurality of switches is coupled between an input terminal of the plurality of input terminals and an output terminal of the plurality of output terminals. Each switch of the plurality of switches includes a radio frequency (RF) switch and is configured to pass an RF signal when closed. Each input terminal of the plurality of input terminals is coupled to two switches of the plurality of switches.
US09490833B2 Image sensor and method of controlling the same
Provided is an image sensor including a sensor array including a plurality of pixels arranged in rows and columns. The image sensor may include a ramp signal generator which may generate a ramp signal. The intensity of the ramp signal may increase or decrease in response to a ramp enable signal. The image sensor may include an analog-digital converter electrically connected to one of the columns of the pixels. The analog-digital converter may be configured to compare an output signal from the one of the columns of the pixels with the ramp signal, thereby generating time information. The analog-digital converter may be configured to convert the time information to digital information in response to a counter enable signal. An activation of the counter enable signal may be delayed by a predetermined time delay, compared with that of the ramp enable signal.
US09490830B2 Method and apparatus for synthesis of wideband low phase noise radio frequency signals
An apparatus for synthesizing wideband radio frequency signals in the microwave region has mostly digital components. The apparatus processes and converts a signal from a stable single-frequency electrical oscillator into a lower or higher frequency electrical signal without using analog multiplier or mixer circuits. An apparatus for synthesizing a fixed phase-stable RF reference signal for use in a radar transceiver includes a phase-stable electrical oscillator which produces a single frequency sinusoidal reference signal. The apparatus converts the reference signal to an arbitrary higher or lower fixed frequency using digital logic and signal delays. The apparatus comprises low-jitter comparator, an impulse former, a gearbox retiming circuit and a recirculator circuit. An apparatus for providing wideband FM modulation of an RF signal includes circuitry for synthesizing a radio frequency signal having arbitrary tuning of center frequency and dynamic command of wideband FM and retaining low phase noise performance of the synthesized signal.
US09490828B1 Integrated circuits having multiple digitally-controlled oscillators (DCOs) therein that are slaved to the same loop filter
A phase-locked loop (PLL) integrated circuit includes multiple digitally-controlled oscillators (DCOs), which are slaved to the same feedback loop filter. This PLL includes a frequency control circuit, which is configured to generate a control signal and is responsive to a first periodic reference signal (e.g., REFCLK). The plurality of DCOs include a corresponding plurality of independently-programmable fractional dividers, which are configured to generate a respective plurality of periodic PLL output signals of different frequency in response to a second periodic reference signal (e.g., SYSCLK). The plurality of DCOs include corresponding scaling circuits, which are each responsive to the control signal. The plurality of scaling circuits are configured to scale the control signal to different degrees to thereby make effective gains of the DCOs more nearly equal.
US09490813B2 High-speed level-shifting multiplexer
Systems and methods for level-shifting multiplexing are described herein. In one embodiment, a method for level-shifting multiplexing comprises selecting one of a plurality of inputs based on one or more select signals, and pulling down one of first and second nodes based on a logic state of the selected one of the plurality of inputs. The method also comprises pulling up the first node if the second node is pulled down, and pulling up the second node if the first node is pulled down.
US09490809B2 Shift register circuit
A shift register circuit includes a pull-down circuit, pull-down control circuit, a driving unit, a primary pull-down circuit and a gate driver circuit. The pull-down control circuit is electrically connected to the pull-down circuit and configured to provide an nth-stage pull-down control signal to the pull-down circuit. The a driving unit is electrically connected to the pull-down control circuit and configured to drive the pull-down control circuit. The primary pull-down circuit is electrically connected to the pull-down circuit. The gate driver circuit is electrically connected to the pull-down circuit and configured to output an nth-stage gate driving signal according to an nth-stage control signal. The driving unit is configured to receive a plurality of high-frequency clock signals and accordingly to pre-enable the pull-down control circuit, and n is a positive integer.
US09490805B2 Low power driver with programmable output impedance
A programmable low power driver permits an output impedance of the driver to be programmed. Programmability permits the driver output impedance to match an impedance of a transmission line that is connected thereto. The low power driver includes a first driver output and a plurality of driver legs. The programmable low power driver is configured to electrically couple one or more driver legs of the plurality of driver legs to the first driver output to establish an output impedance for the driver.
US09490804B2 Capacitance sensing circuits, methods and systems having conductive touch surface
A capacitance sense device can include a plurality of sense electrodes; a nonconductive structure comprising first regions formed over the sense electrodes and second regions formed between first regions that are less compressible than the first regions; a conductive touch surface formed over the nonconductive structure; and a capacitance sense circuit coupled to at least the sense electrodes.
US09490795B1 System and method for selectively coupled parasitic compensation for input referred voltage offset in electronic circuit
A system and method are provided for selectively coupled parasitic compensation for voltage offset in an electronic circuit. At least one compensation cell is coupled to an input stage for the circuit. The compensation cell includes an isolation node disposed in spaced manner from control and sampling nodes defined by the input stage. The isolation node is configured to form first and second parasitic capacitances respectively with the control and sampling nodes during system operation. An offset switch is coupled to the isolation node and selectively set between first and second switching states. The offset switch selectively either maintains or interrupts a series coupling of the first and second parasitic capacitances between the control and sampling nodes; and, the sampling node is thereby adaptively adjusted in voltage by a predetermined portion of a control signal applied to the control node.
US09490793B2 Insulated-gate type device driving circuit
An insulated-gate type device driving circuit for driving an insulated-gate semiconductor element based on a gate signal inputted from the outside includes a gate voltage control semiconductor element which is connected between a gate and a source of the insulated-gate semiconductor element, and a pull-up element which is constituted by a depletion type MOSFET connected between a gate and a drain of the gate voltage control semiconductor element. The gate voltage control semiconductor element is driven by a voltage applied to the gate of the insulated-gate semiconductor element, and a back gate of the MOSFET constituting the pull-up element is grounded to prevent a parasitic transistor from being formed.
US09490791B2 Method and circuit for detecting USB 3.0 LFPS signal
A system and method for efficient detection of Low Frequency Periodic Signaling (LFPS) input signals. A receiver receives two input differential signals that are LFPS input signals. The receiver increases the common-mode voltage for each of the two input differential signals and determines two polarity opposite differences between the level shifted intermediate differential signals. The differences are used to generate two series of relatively narrow pulses by comparisons with a given threshold. A wide continuous pulse is asserted when an initial pulse among the two series of pulses is detected. The wide continuous pulse is deasserted when a final pulse among the two series of pulses is detected. While the wide continuous pulse is asserted, control logic is awakened and performs a Universal Serial Bus (USB) protocol for processing data on the input differential signals.
US09490780B2 Apparatuses, methods, and systems for dense circuitry using tunnel field effect transistors
Embodiments include apparatuses, methods, and systems for a circuit to shift a voltage level. The circuit may include a first inverter that includes a first transistor coupled to pass a low voltage signal and a second inverter coupled to receive the low voltage signal. The circuit may further include a second transistor coupled to receive the low voltage signal from the second inverter to serve as a feedback device and produce a high voltage signal. In embodiments, the first transistor conducts asymmetrically to prevent crossover of the high voltage signal into the low voltage domain. A low voltage memory array is also described. In embodiments, the circuit to shift a voltage level may assist communication between a logic component including the low voltage memory array of a low voltage domain and a logic component of a high voltage domain. Additional embodiments may also be described.
US09490777B2 Programmable synchronous clock divider
A divided clock signal is generated from an input clock signal. The duty cycle of the divided clock signal is programmed by generating a compare value based on values of duty cycle input and a divide value of the input clock signal. The compare value is compared to a count value to generate short and long pulse signals. The divided clock signal is generated based on the short and long pulse signals. The duty cycle of the divided clock signal varies in accordance with the compare value.
US09490774B2 Channel select filter apparatus and method
Channel select filter circuits are described. One circuit implements a multiplying element and digital-to-analog converter as a differential current mode device. Another circuit implementing a multiplying element and digital-to-analog converter with weighted addition, deferred after multiplication of the digital-to-analog converter and multiplier combination. In one such circuit, substantially equal current source magnitudes are in different columns of the circuit. Another such circuit, with substantially equal current source magnitudes, uses non-radix2. Another such circuit, with substantially equal current source magnitudes, has partial segmentation. Another circuit implements a multiplying element and digital-to-analog converter, with partial segmentation, scrambling bit allocation for elements. One such circuit scrambles bit allocation on equally weighted segments, as described herein. Another circuit implements a multiplying element and digital-to-analog converter with selective enablement of duplicate current source devices. Another circuit implements a multiplying element and digital-to-analog converter with variable effective length of the digital-to-analog converter. In one such circuit one or more current sources of a multiplier element are deselected to remove a noise contribution of the multiplier element, as described herein. A complex filter circuit includes a pair of real finite impulse response filter circuits performing addition and subtraction in current domain, sharing a common resistor network to perform weighted addition. One such circuit further includes a second pair of real finite impulse response filter circuits performing addition and subtraction in current domain, sharing a second common resistor network to perform weighted addition.
US09490773B2 Vibrating element, electronic device, electronic apparatus, and moving object
A tuning fork-type vibrator element as a vibrating element includes a drive vibrating arm that performs a flexural vibration, and a drive electrode (a first drive electrode and a second drive electrode) provided on the drive vibrating arm. When a direction in which the drive vibrating arm extends is a Y-axis, a direction in which the drive vibrating arm performs a primary vibration is an X-axis, and a direction orthogonal to the Y-axis and the X-axis is a Z-axis, the drive vibrating arm performs the flexural vibration with a displacement ratio of greater than 0% and 20% or less where the displacement ratio is obtained by dividing a displacement amount in the Z-axis direction by a displacement amount in the X-axis direction.
US09490762B2 Operational transconductance amplifier with increased current sinking capability
Described herein is an electronic device. The electronic device includes a unity gain buffer having an input coupled to an input node to receive an input voltage and an output coupled to an output node. A current sink circuit operates in a sleep mode in an absence of a sink current flowing into the output node, and operates in a sinking mode to sink the sink current from the output node to a reference supply node when the sink current flows into the output node.
US09490759B2 Neutralization of parasitic capacitance using MOS device
An apparatus comprises an amplifier comprising at least one metal oxide semiconductor (MOS) transistor having a parasitic gate-to-drain capacitance, and at least one MOS neutralization device having a neutralization capacitance configured to compensate for the parasitic gate-to-drain capacitance of the at least one MOS transistor.
US09490758B2 Power amplifier
There is provided a power amplifier capable of readily reducing odd-order harmonic waves even in high frequencies. This power amplifier includes n current sources (where “n” is a natural number equal to or greater than 3) that cause predetermined currents to flow; n switches that open and close current paths of the n current sources, respectively; and a signal generating section that generates n timing signals for turning on/off the n switches, respectively. In the power amplifier, the n timing signals are signals that have an identical duty ratio and that are different in phase; and the power amplifier outputs a signal amplified in power based on the currents flowing through the n current sources.
US09490757B2 Implementing enhanced bias configuration for CMOS inverter based optical transimpedance amplifier
A method and circuit are provided for implementing an enhanced bias configuration for CMOS inverter based optical Transimpedance Amplifiers (TIAs). An operational amplifier is provided in a feedback configuration that forces an input of the CMOS inverter to a set voltage level by regulation of the inverter power supply. A photo-detector sees a more stable bias voltage, and the responsivity of the photo-detector is more robust and the TIA has improved performance across process corners.
US09490756B1 Phase-stiff RF power amplifier for phased array transmit/receive modules
A phase-stiff radio frequency power amplifier (RFPA) is disclosed. The high phase-stiffness property of the RFPA obviates the need for a circulator or other isolation device in applications where the RFPA is used to implement the high-power amplifier in a transmit-receive module (TRM) configured for use in a phased array. The phase-stiff RFPA is designed to operate in switch-mode, resulting in high energy efficiency. Together, the high energy efficiency and high phase-stiffness attributes of the RFPA afford the ability to construct a phased array having a SWaP (Size, Weight and Power) performance that far surpasses that which can be possibly achieved in a phased array constructed from conventional TRMs.
US09490755B2 Phase shift and attenuation circuits for use with multiple-path amplifiers
Embodiments of circuits for use with an amplifier that includes multiple amplifier paths include a first circuit and a second circuit in parallel with the first circuit. The first circuit includes a first input coupled to a first power divider output, a first output coupled to a first amplifier path of the multiple amplifier paths, and a first adjustable phase shifter and a first attenuator series coupled between the first input and the first output. The second circuit includes a second input coupled to a second power divider output, a second output coupled to a second amplifier path of the multiple amplifier paths, and a second adjustable phase shifter coupled between the second input and the second output.
US09490753B1 Apparatuses and systems for a bias network with accurate quiescent current control
Embodiments of apparatuses and systems for a bias network providing accurate quiescent current control are generally described herein. Other embodiments may be described and claimed.
US09490750B2 Systems and methods for performing demodulation and modulation on software defined radios
A system and method are provided for extracting and demodulating one or more channels in a radio signal. The method includes receiving a first radio signal using a radio frequency front end, translating a first band of frequencies of the first radio signal to a second band of frequencies to generate a second radio signal, digitizing the second radio signal to generate a digital signal, extracting one or more additional band of frequencies of the digital signal, each additional band of frequencies corresponding to a channel, and demodulating one or more channels to generate a respective demodulated signal. In another aspect, a system and method are provided for modulating and combining one or more channels into a radio signal.
US09490747B1 Re-configurable single transformer quadrature voltage controlled oscillator
A quadrature voltage controlled oscillator (QVCO). The QVCO includes a first node for providing a first quadrature signal, a second node for providing a second quadrature signal, a third node for providing a third quadrature signal, and a fourth node for providing a fourth quadrature signal. The QVCO further includes a first coil connected between the first node and the second node and a second coil connected between the third node and the fourth node. The first coil and second coil are positively magnetically coupled.
US09490744B2 Oscillator regulation circuitry and method
Oscillator regulation circuitry is provided for regulating a frequency of an output signal generated by an oscillator. Oscillator regulation circuitry has frequency sensing circuitry for sensing the frequency of the output signal and generating a first signal depending on the frequency, and control circuitry which generates the oscillator control signal based on the comparison between the first signal and a non-oscillating reference signal. The frequency sensing circuitry includes at least one switched capacitor. This approach provides improved noise reduction, less sensitivity to process, temperature and voltage variations, and a more linear scaling of the frequency with the reference signal, compared to previous techniques.
US09490743B2 Grounding clips and tabs for mounting components to solar modules
This disclosure generally relates to integrated grounding for solar modules and electrical wire management, and more specifically, to grounding clips and tabs that are integrated into solar module racking systems.
US09490736B2 Adjustable assembly of rotor and stator and applications thereof with a variable power generator
A variable power generator comprises one of a stator and a rotor which is adjustably movable through an infinite number of positions from being proximate to one another so that their magnetic fields overlap to a position such that the rotor is most distant from the stator and has little overlap of magnetic field strength. The variable power generator in operation may comprise one of a rotor and a stator being out of phase with one another by an angle, for example, the one of the rotor or the stator leading or lagging the other. In this instance, a motor such as a servo motor may be used to rotationally compensate for the out-of-phase angle by radially moving the rotor with respect to the stator or vice versa.
US09490732B2 Power conversion apparatus, electronic steering system, electric vehicle, electronic control throttle and power brake
An object is to prevent the motor from carrying out a regeneration braking operation even if any of phase output lines is short-circuited to VB or GND in addition to a short-circuit failure occurring in a MOSFET of an inverter. The semiconductor switching devices of a power conversion apparatus each have a diode that is coupled in parallel to each of the semiconductor switching devices. At least one of the diodes are connected in a direction opposite to the direction in which other diodes are oriented on a current path between the power supply and the ground. Further, at least one of diodes is connected in a direction opposite to the direction in which other diodes are oriented on a current path between the output of the motor and the power supply and on a current path between the output of the motor and the ground.
US09490730B2 Control circuit and method for controlling a multiphase motor
A circuit for controlling a multiphase SRM motor, comprising for each winding a low-side and a high-side transistor, and a low-side and a high-side diode for, and at least one current sensor, e.g. a single current sensor, arranged in low-side or high-side implementation for measuring a current through a first and second winding, and a controller adapted for configuring the transistors such that: during a first time slot only the first winding is energized while the second winding is freewheeling via a selected freewheeling path, during a second time slot only the second winding is energized while the first winding is freewheeling via a selected freewheeling path, and measuring the first and second current in said time slots. A method of driving said transistors.
US09490726B2 Contactless power supply device
In order to obtain a contactless power supply device which, even when a spatial gap between a primary winding and a secondary winding varies, is capable of not only accurately detecting whether or not the primary winding and the secondary winding come into the position opposite to each other, but also detecting how large the spatial gap between the primary winding and the secondary winding is created, the contactless power supply device is provided with a drive voltage detection unit which detects the drive voltage of an inverter circuit, a drive current detection unit which detects the drive current of the inverter circuit, and a primary component extraction unit which, from the drive voltage and the drive current, extracts a primary drive voltage and a primary drive current including the first order frequency-components having the same frequency as a drive frequency of the inverter circuit.
US09490725B2 Multi-stage programmable rectifier with efficiency tracking
Examples of multi-stage programmable rectifiers are provided herein. Each rectifier stage can include a first transistor and a switch connected to the first transistor. A threshold voltage of the first transistor can be programmed through selection of one of a plurality of voltages available at the switch. Each rectifier stage can also include a second transistor that can be connected in series with the first transistor. An output capacitor can be connected to the second transistor at an output of the rectifier stage. The plurality of voltages provided at the switch allows the threshold voltage of the first transistor to be adjusted in either a positive or negative position to increase efficiency of the rectifier. A calibration process can be used to identify the position of each switch in the rectifier stages that results in the highest efficiency or rectifier output voltage.
US09490721B2 Power conversion device
Provided is a power converter 3 that directly converts polyphase AC power to AC power. A converter circuit has a plurality of first switching elements 311, 313 and 315 and a plurality of second switching elements 312, 314 and 316, both of which are connected to each phase R, S or T of the polyphase AC power to enable switching for turning on current-carrying bidirectionally. Condensers 821 to 826 are provided between phases. Input terminals of the first switching elements and those of the second switching elements are arranged to form respective lines. Some of the plurality of condensers 821 and 822 are arranged to be angled relative to the arrangement direction of the terminals. The wiring distance between the condensers and the switching elements can be shortened.
US09490715B2 Switched-mode power supply device
A transformer comprises a primary winding to which a DC voltage is applied and a secondary winding. A switching circuit is connected to the primary winding. A rectifying-smoothening circuit rectifies and smoothens a pulse voltage generated at the secondary winding, by switching the switching element. An output unit outputs an output voltage obtained by the rectifying-smoothening circuit to a load. An error amplifier outputs an error voltage between the output voltage and a reference voltage to a primary side as a feedback signal. an oscillator lowers a switching frequency of the switching element in accordance with the feedback signal during a light load state. A frequency correction circuit corrects the switching frequency by the oscillator by changing a frequency correction rate in accordance with a value of the feedback signal along an approximate line along which the transformer is not saturated.
US09490711B2 Gate drive power supply having gate drive voltage supply transformer circuits and kick starter circuit
A gate drive power supply (GDPS) system includes a voltage boost stage configured to boost an input voltage into a boost voltage and an inverter stage configured to invert the boost voltage into an AC voltage. The GDPS system further includes gate drive voltage supply circuits transformer coupled to the inverter stage to receive an AC output based on the AC voltage and configured to convert the AC output into DC supply voltages for gate drives.
US09490709B2 Hybrid DC-DC converter with LLC converter and full-bridge converter
Disclosed is a hybrid dc-dc converter. The hybrid dc-dc converter includes: a pair of transformers configured to magnetically couple a primary side to a secondary side, a full-bridge converter including four switches constituting a full-bridge inverter circuit and a first transformer, and an LLC resonant converter including a resonant inductor, a resonant capacitor, and a second transformer, which constitute an LLC resonant circuit, wherein an output of the full-bridge converter and an output of the LLC resonant converter are connected to each other in series at the secondary side.
US09490708B2 Multiple-output DC/DC converter and power supply having the same
Disclosed are a multiple-output DC/DC converter and a power supply having the same. The multiple-output DC/DC converter includes a converter including a transformer and a first surge absorbing module, wherein the transformer includes a first switch provided to a primary side and outputs a first voltage to a secondary side, and the first surge absorbing module is connected to the primary side of the transformer and absorbs a surge voltage formed at the first switch by a leakage inductance of the transformer; and a first energy converting module to receive output energy supplied from the first surge absorbing module and output a second voltage.
US09490695B1 Method and apparatus for eliminating shimmering
Aspects of the disclosure provide a circuit that includes a switch control circuit and a timing control circuit. The switch control circuit is configured to enable/disable a pulse width modulation (PWM) switch control to a regulator to transfer power to a load. The timing control circuit is configured to enable an analog to digital converter (ADC) to convert an analog signal to a digital stream when the PWM switch control is disabled in order to reduce noise in the digital stream due to switching activities in the regulator.
US09490689B2 Methods and apparatus for controlling power switches via a digital communication bus
Methods and apparatus are provided that can be used to control a set of power switches operating as a power converter. The method comprises providing a set of power switches and at least one switch driver, each power switch being operable to connect and disconnect one of a set of input power line to an output power line, each switch driver setting the state(s) of an associated power switch or switches; generating by a controller a set of switch commands, each command indicating a desired state of a respective one of said power switches at a moment in time; sending each switch command from the controller to a driver module containing the switch driver associated with the respective power switch; receiving at each driver module switch commands for its associated power switch(es) and causing each switch driver to set the state(s) of the appropriate power switch(es) accordingly; wherein the step of sending said switch commands comprises multiplexing commands for at least a subset of said switches into a series of multi-bit command frames and transmitting said command frames on a serial communication channel, and wherein the step of receiving said switch commands comprises receiving said multi-bit command frames from said communication channel and extracting individual switch commands therefrom. The method and apparatus can be used for example in a UPS system.
US09490685B2 Axial gap motor using non-rare-earth magnets
The problem is to provide an axial gap motor using non-rare-earth magnets, as an axial gap motor capable of suppressing reduction in magnet torque and increasing reluctance torque.A solution to the problem is given by an axial gap motor 10, which has a rotor 11, and a pair of stators 21 arranged opposite to the rotor 11 so that the rotor 11 is sandwiched between the stators through a gap G in a direction of rotation axis 11a of the rotor 11, in which the rotor 11 has a plurality of non-rare-earth magnets 13 arranged as separated from each other along a circumferential direction around the rotation axis 11a, and a plurality of magnetic members 15 arranged through a non-magnetic member 17c or the like between the plurality of non-rare-earth magnets 13, in which the magnetic permeability of the plurality of magnetic members 15 is larger than that of the plurality of non-rare-earth magnets 13, and in which the plurality of non-rare-earth magnets 13 and the plurality of magnetic members 15 define opposite faces 11S of the rotor 11 to the pair of stators 21.
US09490684B2 Permanent magnet electric motor
According to one embodiment, a rotor is configured by a rotor core and magnetic poles. Two or more types of permanent magnets are used such that each product of coercivity and thickness in the magnetization direction becomes different. A stator is located outside the rotor with air gap therebetween and configured by an armature core winding. At least one permanent magnet is magnetized by a magnetic field by a current of the armature winding to change a magnetic flux content thereof irreversibly. A short circuited coil is provided to surround a magnetic path portion of the other permanent magnet excluding the magnet changed irreversibly and a portion adjacent to the other permanent magnet where the magnetic flux leaks. A short-circuit current is generated in the short circuited coil by the magnetic flux generated by conducting a magnetization current to the winding. A magnetic field is generated by the short-circuit current.
US09490682B2 Method and system for alternator thermal protection
A system (for controlling cooling of an alternator) comprises a control system, an alternator, and a blower fan, the alternator having a stator and a rotor. The control system is adapted to estimate one or more temperatures of the stator and/or rotor of the alternator using a thermal model. The control system is also adapted to control the blower fan to cool the alternator by providing a specified amount of air flow across the stator and rotor of the alternator, based on the estimated one or more temperatures of the stator and/or rotor.
US09490672B2 Magnet component with a thermal insulation structure, rotor assembly with such a magnet component, electromechanical transducer and wind turbine
A magnet assembly for a rotor assembly of an electromechanical transducer includes a magnet component and a thermal insulating structure. The magnet component has a permanent magnet material. The thermal insulation structure covers at least a part of a surface of the magnet component for thermally decoupling the magnet component from heat being generated within electromechanical transducer. In an example embodiment, the electromechanical transducer is a generator of a wind turbine.
US09490671B2 Rotor and motor
A rotor having an axial direction includes at least a pair of rotor cores arranged in the axial direction, and a field magnet located between the rotor cores and magnetized in the axial direction. Each of the rotor cores includes a plurality of claw poles extending in the axial direction. Each of the rotor cores includes a magnetic flux controlling section, which appropriately causes a magnetic flux to flow to the claw poles.
US09490665B2 Power transmission device
A power transmission device that adjusts the resonance frequency of a plurality of power transmitters with high precision, is provided.The power transmission device includes a first power transmitter and a second power transmitter that respectively adjust the capacitance such that a resonance frequency is attained, based on a variation degree of a phase difference with respect to a variation of the capacitance when the capacitance of a variable capacitance unit is varied, and the first control unit adjusts the resonance frequency of the first power transmitter in a state where the second power transmitter is off, and the second control unit adjusts the resonance frequency of the second power transmitter in a state where the first power transmitter is off.
US09490659B1 Portable photovoltaic electric power system with extendable cords
A portable photovoltaic electrical power system includes a photovoltaic panel, a battery bank electrically connected to the photovoltaic panel, a 12-VDC retractable power cord electrically connected to the battery bank, and a 120-VAC retractable power cord electrically connected to the battery bank.
US09490653B2 Systems and methods for enabling a universal back-cover wireless charging solution
Systems and methods for converting voltages between different voltage levels in a receiver are disclosed. In an aspect, a wireless power receiver apparatus for charging a chargeable device is provided. The apparatus includes a plurality of receive antennas disposed on a cover of the chargeable device, wherein at least one of the plurality of receive antennas is configured to wirelessly receive power according to a wireless charging protocol different from at least one other of the plurality of receive antennas. The apparatus includes a switching circuit disposed on the cover and configured to receive the wireless power from at least one of the plurality of receive antennas and selectively provide a respective voltage from a corresponding one of the plurality of receive antennas across an output configured to be connected to an input of the chargeable device.
US09490651B2 Sweep frequency mode for magnetic resonant power transmission
A power transmission pad is configured to provide wireless power transmission to a receiving device where the receiving device is orientation-free relative to the pad. The pad functions as a transmitter and is magnetically “hot”, meaning the pad generates a magnetic field when powered on. The receiving device, such as a cell phone, tablet, or other portable electronic device, is placed within the magnetic field for the purpose of charging the device battery. In contrast to conventional wireless battery charging systems, there are no restrictions on the orientation of the receiving device relative to the pad. The power transmission pad includes a sweep frequency generator for generating power transmissions across a frequency spectrum. An optimal frequency is determined for maximum energy transfer to the receiving device, and the sweep frequency generator is locked to the determined optimal frequency.
US09490647B2 Capacitance discharge limiter
A capacitance discharge limiter in which a DC transition protection circuit is provided in a circuit that includes a discharge circuit (which may be a power limiter) between a source and a receiver, with a capacitor situated between the source and the discharge circuit. The DC transition protection circuit is coupled to a reference voltage and to the control voltage input of the discharge circuit, and also between the capacitor and the discharge circuit at a node. The DC transition protection circuit detects the existence of an excess DC or low frequency (typically less than about 1 MHz) voltage potential at the node caused by charge on the capacitor, and regulates the control voltage so as to enable the discharge circuit to discharge the capacitor to protect the receiver.
US09490641B2 Systems and methods for extending operation of radio-frequency power amplifiers
Systems and methods for extending operation of radio-frequency (RF) power amplifiers. In some embodiments, a system for operating a battery-powered wireless device can be implemented. The system includes a light-emitting diode (LED) driver capable of generating a boosted-voltage output. The system further includes a controller coupled to the LED driver and configured to generate a control signal for the LED driver to generate the boosted-voltage output under a selected condition. The system further includes a switching circuit configured to route the boosted-voltage output of the LED driver to an RF block under the selected condition. Such an RF block can include a power amplifier. Accordingly, the power amplifier can operate for a longer time when powered by a battery.
US09490637B2 Power converting apparatus
A power converting apparatus supplies, on the basis of a power supply voltage of an alternating-current power supply, a circuit current flowing in a power conversion circuit, and a direct current of a direct-current power supply, a pulse signal for alternately opening and closing a pair of a first switch and a fourth switch and a pair of a second switch and a third switch to the pair of the first switch and the forth switch and the pair of the second switch and the third switch such that an electric current in which a high-frequency component is mixed in a low-frequency component of the alternating-current power supply flows to the power conversion circuit.
US09490633B2 Electrical energy system comprising monitoring based on the analysis of structure-borne sound
An electrical energy system that is one embodiment includes at least one electrical energy module. The electrical energy module includes a monitoring device disposed within the energy module and a control device. Data can be transmitted between the energy module and the control device by means of structure-borne sound.
US09490631B2 Over-limit electrical condition protection circuits and methods
Apparatuses and methods for protecting a circuit from an over-limit electrical condition are disclosed. One example apparatus includes a protection circuit coupled to a circuit to be protected. The circuit to be protected is coupled to a pad node. The protection circuit is configured to conduct current from the pad node to a reference voltage node to protect the circuit from an over-limit electrical condition. The protection circuit has a trigger circuit coupled to the pad node and configured to trigger a shunt circuit to conduct current from the pad node to the reference voltage node responsive to a voltage provided to the pad node having a voltage exceeding a trigger voltage. In some embodiments, the trigger circuit is matched to the circuit being protected.
US09490629B1 DC-to-DC converter controllers including over-current protection, and associated systems and methods
A DC-to-DC converter includes a switching circuit, an energy storage inductor electrically coupled to the switching circuit, and a controller. The controller includes a control signal generator, a current sensing subsystem, an over-current detection subsystem, and filter logic. The control signal generator generates unfiltered control signals to control the switching circuit, and the current sensing subsystem senses current flowing through the energy storage inductor. The over-current detection subsystem asserts an over-current signal if a magnitude of positive current flowing through the energy storage inductor exceeds a maximum permissible value. The filter logic filters the unfiltered control signals to generate filtered control signals in response to assertion of the over-current signal, such that respective widths of one or more pulses of the filtered control signals are less than respective widths of corresponding pulses of the unfiltered control signals.
US09490624B2 Circuit for voltage detection and protection and operating method thereof
A circuit for voltage detection and protection comprises a first block, a first voltage detector, a second block and a second voltage detector. The first block receives a first voltage supply. The first voltage detector detects the first voltage supply and generates a first detecting signal when detecting the first voltage supply level is out of the first operating voltage range. The second block receives a second voltage supply. The second voltage detector detects the second voltage supply and generates a second detecting signal when detecting the second voltage supply level is out of the second operating voltage range. The first block performs a protection operation on the circuit when monitoring at least one of the first and second detecting signals.
US09490620B1 Low permeability electrical feed-through
A low permeability electrical feed-through involves a laminated structure having a conductor layer sandwiched between adjacent insulator layers, which are sandwiched between adjacent diffusion control layers, where the laminated structure provides a relatively narrow and long, high aspect ratio diffusion channel to inhibit the leakage of gas from within a sealed device to the external environment. The electrical feed-through may comprise lower and upper electrical connection pads that are positioned within different regions of the feed-through but still electrically connected by way of a first via positioned in a sealed region, the conductor layer, and a second via positioned in an external environment region.
US09490618B2 Electrical splice box
An electrical splice box comprising an enclosure formed by a plurality of sidewalls surrounding a baseplate and extending substantially perpendicularly from the baseplate. The enclosure has an open side opposite the baseplate and is configured to enclose electrical splices. A cover may be removably attached to the open side of the enclosure. A plurality of slots are formed in at least some of the sidewalls, where at least some of the sidewalls have at least one slot. A plurality of cable locks are removably attached to the baseplate. Each cable lock is positioned at a corresponding slot to receive and to hold a cable inserted into the slot.
US09490608B2 Electro-optical component
The invention relates, inter alia, to a method for producing an electro-optical component (10, 200) suitable for emitting electromagnetic radiation (120), wherein in the method a first intermediate layer (60) is applied on a carrier, a second intermediate layer (70) is applied on the first intermediate layer, and after the second intermediate layer has been applied, the buried first intermediate layer is locally modified, wherein as a result of the local modification of the buried first intermediate layer in a lateral direction a refractive index jump is produced which brings about a lateral wave guiding of the electromagnetic radiation (120) in the unmodified region of the first intermediate layer.
US09490607B2 External cavity laser with single mode-hop-free tuning
External cavity lasers with single mode-hop-free tuning are generally described. In an example, an external cavity tunable laser system includes an external cavity, a substrate, a chirped grating reflector, and a tunable filter. The substrate has a gain region disposed on the substrate and also includes an active waveguide. The external cavity tunable laser system has a cavity length of the external cavity tunable laser system that is defined by at least a first length of the chirped grating reflector, a second length of the gain region, and a third length of the tunable filter. The cavity length also has an inherent external cavity longitudinal mode. Further, the tunable filter and the chirped grating reflector are configured to synchronize to the inherent external cavity longitudinal mode over a tuning range of the tunable filter.
US09490600B2 High current slipring for multi fiber brushes
A slipring comprises a slipring module rotating about a rotation axis, having a plurality of sliding tracks and at least one multi wire brush sliding thereon. The sliding tracks have a circular contact surface with its center located at the rotation axis and a convex shaped cross-section. Due to this convex shaped sliding track, the individual brush wires of the multi wire brush distribute over the sliding track surface and offer a higher number of contact points. This results in a higher current capacity, lower contact resistance and lower contact noise.
US09490597B2 Rail mounted electrical connector
A submersible electrical connector that includes a first mating component that has a housing with at least one port that has a cable termination end and an opposite interface end, and the port defines a cavity that supports at least one first contact. A second mating component has a housing with at least one port that has a cable termination end and an opposite interface end configured to engage the interface end of the first mating component, and the port of the second mating component defines a cavity that supports at least one second contact configured to engage the at least one first contact. A rail engagement is disposed on at least one of the first and second mating components for mounting the connector on a DIN rail.
US09490591B2 Connector mateable with mating connector and having first and second members which are electrically separated
A connector is attached to a cable which has a center conductor and a shield. The connector is mateable with a mating connector along a front-rear direction. The mating connector includes a mating contact and a mating shell, which has a mating lock portion and a shell contact portion. The connector includes first and second members. The second member has a front portion and a rear portion. The front portion is provided with a lock portion. One of the rear portion and the front portion is provided with a second contact portion. Under a state where the connector and the mating connector are connected with each other, the lock portion locks the mating lock portion while the second contact portion is brought into contact with the shell contact portion, so that the first member and the second member are maintained in a state in which they are electrically separated.
US09490590B2 Antenna connector sealing nut having a mechanical enclosure housing a radio frequency connector
Various antenna-based systems may benefit from hardware for antenna connectors. For example, certain radio systems may benefit from an antenna connector sealing nut or radio frequency connector ingress protection cap structure. An apparatus can include a connector main body comprising a ring-shaped member having an inner circumference defining a passage and an outer circumference. The apparatus can also include a connector axial body comprising a cylindrical member arranged partially within the passage. The connector main body can be configured to interface with a radio frequency connector at the inner circumference. The connector main body can be configured to interface, at the outer circumference, with a mechanical enclosure housing the radio frequency connector. The connector axial body can be configured to interface with an inner portion of the radio frequency connector. The connector axial body can be configured to provide a radio frequency path through the connector axial body.
US09490574B2 Connector with detecting member
A connector includes: (i) a lock arm that extends rearwardly in a cantilevered shape from a housing main body, and (ii) a detecting member arranged to be movable forward from an initial position to a detecting position. The detecting member includes (i) an elastic arm portion extending in a cantilever shape diagonally upward and forward; (ii) an abutting portion at an extended end portion of the elastic arm portion and restricting movement of the detecting member from the initial position to the detecting position; (iii) a pair of walls, one at the left and one at the right, raised from the top surface of the housing main body; (iv) a bridge portion connecting top ends of the walls; and (v) an excessive bending restriction portion restricting excessive bending of the lock arm upward by covering the top surface of the lock arm with the bridge portion.
US09490567B2 Connector
A connector includes a housing, a terminal supported inside the housing and having a hollow cylindrical body and a wire connection portion provided on one side of the hollow cylindrical body, an insulating member inserted in the hollow cylindrical body and having, at a front end of the insulating member, a head portion protruding from a front end of the terminal, and a ring attached to a rear end portion of the insulating member protruding from a rear end of the hollow cylindrical body. An outer surface of the rear end portion of the insulating member has a stepped portion on which the ring abuts to restrict a movement of the insulating member in a direction towards the head portion.
US09490560B2 Multi-array bottom-side connector using spring bias
A connector for a multi-array bottom side array is described that uses a spring bias. In one example, a connector includes a connector housing, the connector housing having a bottom surface, and a plurality of resilient connectors opposite the bottom surface to electrically connect to a corresponding plurality of pads of an integrated circuit package, a cable connector to electrically connect the resilient connectors to a cable, a base plate having a bottom surface to press against a circuit board, and a top surface opposite the bottom surface, and plurality of spring members coupled between the base plate and the connector bottom surface to press the base plate bottom surface against the system board and to press the connector housing connectors against the package.
US09490559B2 Connector having easily unfastened lock lever from a flat conductor
A connector includes a lock lever that is fastened to a flat conductor and that maintains electrical connection between a terminal and the flat conductor. The lock lever includes a fastening portion that, in an interior of a fitting chamber, is fastened to the flat conductor that electrically contacts the terminal, and prevents removal of the flat conductor; an elastic portion that displaces the fastening portion in directions towards and away from the flat conductor; and an operation portion that includes a flat plate portion and a connecting portion, the flat plate portion extending along a front wall, the connecting portion extending from the flat plate portion in the direction away from the flat conductor and connected to the elastic portion. The flat plate portion is pushed along an insertion direction of the flat conductor.
US09490557B2 Electronic card connector having improved terminals
An electronic card connector (100) includes an insulative housing (1), a number of terminals (2), and a shielding shell (6). Each terminal includes an elastic portion extending upwardly and a contacting portion (23). The elastic portion is resiliently deformable in an up-to-down direction. A first part of the elastic portion is located in a first plane, and a second part of the elastic portion is located in a second plane forming a sharp angle with the first plane. The second part has a connecting portion (25) and a pair of frame portions (26) connected with two free ends of the connecting portion. Each terminal defines a front point and a rear point respectively located on the elastic portion. The front point is located at the front of the contacting portion and the rear point is located at the rear of the contacting portion along a card-inserting direction.
US09490554B2 Assembly and interconnection method for high-power LED devices
An LED array with a plurality of easily replaceable LED assemblies. The LED assemblies are attached to a mounting substrate, e.g., by threaded, electrically insulative fasteners. The LED assemblies are electrically connected in a series by detachable power connect clamps and interconnect clamps. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
US09490544B2 Wideband high gain antenna
An antenna array formed of individual electrically connected pluralities of wideband antenna elements. The array features a centrally located rectangular ground plane having a top surface defined by four edges. Each of said pluralities of elements is engaged to a separate substrate which is engaged along one of the four edges. The substrates may be angled to adjust the footprint of the antenna.
US09490541B2 Loop antenna
A loop antenna in accordance with the present invention has an antenna element having a shape that traces a closed curve, the antenna element including (i) a first projection section which projects from one of two end sections of the antenna element toward an inside of the closed curve and (ii) a second projection section which projects from the other of the two end sections of the antenna element toward the inside of the closed curve, each of the first projection section and the second projection section including a feed point.
US09490536B2 Multi-band antenna
A multiband antenna for mobile devices that includes both energized and parasitically-coupled resonant elements. An energized element is fed radio frequency energy and resonates at a first frequency. A first parasitic element, arranged on a same surface as the energized element, is parasitically coupled to the energized element and resonates with at least a second frequency. A second parasitic element, arranged on a surface opposite the energized element resonates at a third frequency.
US09490527B2 Antenna device and antenna system
An antenna element (115) of an antenna device has first and second root sections (117) and (118) and an intermediate section lying between the first and second root sections (117) and (118). A feed section (114) is provided in the first and second root sections (117) and (118). The first and second root sections (117) and (118) are arranged so as to surround the feed section (114), and are provided in a wind section (113). Tail end linear parts in the wind section (113) extend in respective opposite directions. At least one of the first and second root sections (117) and (118) has a wider width part, which is formed such that a portion that overlaps a feed line connected with the feed section (114) is larger in width than other portions. This makes it possible to realize high radiant gain and improve a VSWR characteristic for each radio wave.
US09490522B2 Foldable satellite antenna
A foldable satellite antenna includes a dish reflector formed with an opening, a connecting rod having a section smaller than the opening such that the connecting rod is able to be inserted through the opening to penetrate the dish reflector, a compensating structure for being disposed in an area enclosed by the opening to fill an area other than where the connecting rod penetrating the opening after the connecting rod is inserted through the opening to penetrate the dish reflector, and a dish bracket for riveting the dish reflector and the connecting rod such that the connecting rod is folded around a rotating center of the dish bracket after the connecting rod is inserted through the opening to penetrate the dish reflector.
US09490504B2 Non-aqueous electrolyte secondary battery, and manufacturing method thereof
A lithium secondary battery 100 is configured such that an electrode body 20, in which a cathode and an anode are stacked via a separator impregnated with an electrolyte, is housed in a battery case 10 having a substantially cylindrical square shape and that an opening 12 of the case 10 is blocked by a lid 14. Further, the lid 14 is provided with a cathode terminal 38 and an anode terminal 48, and such terminals are respectively connected, inside the battery case 10, to an internal cathode collection terminal 37 and an internal anode collection terminal 47. A non-aqueous electrolyte used for the lithium secondary battery 100 contains, as a specific compound, for example, LiBOB, and an initial content of such specific compound relative to a capacitance of the anode is 0.04 to 0.5 [(mol/kg)/(mF/cm2)].
US09490499B2 Negative electrode active material for lithium ion rechargeable battery and negative electrode using the same
A negative electrode active material for a lithium ion secondary battery, made up of substantially spherical graphite particles (A), having fine protrusions on the surfaces thereof and obtained by impregnating and coating substantially spherical graphite particles with a mixture of pitch and carbon black, followed by baking in a range of 900 to 1500° C. In accordance with Raman spectroscopic analysis of the particles (A) using argon laser Raman scattering light, there exists a G-band composite peak comprising peaks in the vicinity of 1600 cm−1, and 1580 cm−1, respectively, and at least one peak in the vicinity of D-band at 1380 cm−1, an interlayer distance of the lattice plane d002, obtained by wide-range X-ray diffraction, being in the range of 0.335 to 0.337 nm.
US09490497B2 Solid polymer electrolyte type fuel cell, and electrolyte membrane-electrode-frame assembly
Provided is a solid polymer electrolyte type fuel cell having high durability. The fuel cell comprises a stack of single cell modules, each including an electrolyte membrane-electrode-frame assembly and a pair of separators. The electrolyte membrane-electrode-frame assembly includes a catalyst layer-attached electrolyte membrane having a polymer electrolyte membrane, an anode catalyst, and a cathode catalyst, a frame that is disposed at a peripheral portion of the catalyst layer-attached electrolyte membrane and has a rectangular inner periphery, and a pair of gas diffusion layers that are disposed on both surfaces of the catalyst layer-attached electrolyte membrane. The gas diffusion layers were disposed to cover an inner peripheral portion of the frame, respectively. A thickness of at least a part of a corner portion of the inner peripheral portion is smaller than a thickness of a linear side portion of the inner peripheral portion of the frame.
US09490496B2 Reservoir for multiphase electrolyte flow control
A flow battery reservoir includes a reservoir housing, an electrolyte inlet configured to provide an electrolyte mixture containing a liquid metal-halide electrolyte solution and a complexed halogen phase at or toward a stagnant zone in a lower portion of the reservoir, and an electrolyte outlet configured to outlet the liquid metal-halide solution from the reservoir. The electrolyte outlet is positioned such that in use the liquid metal-halide solution flows upward against the force of gravity to reach the electrolyte outlet while the complexed halogen phase settles in the stagnant zone.
US09490495B2 Hydrogen generator, fuel cell system, and method of operating hydrogen generator
A hydrogen generator includes: a reformer configured to generate a hydrogen-containing gas by a reforming reaction using a material gas; a hydro-desulfurizer configured to remove a sulfur compound in the material gas; a material gas passage through which the material gas supplied to the reformer flows; a recycled gas passage connected between a first connection portion of a gas passage located downstream of the reformer and a second connection portion of the material gas passage located upstream of the hydro-desulfurizer; a first on-off valve disposed on the recycled gas passage; a second on-off valve disposed on the material gas passage between the second connection portion and the hydro-desulfurizer; and a controller configured to open the first on-off valve, after generation stop of the hydrogen-containing gas, to supply the material gas to the recycled gas passage, and to close the second on-off valve when the controller opens the first on-off valve.
US09490487B2 Fuel cell
A fuel cell includes a membrane electrode assembly, separators, and a second separator among the separators. The membrane electrode assembly includes an electrolyte membrane, a first electrode and a second electrode, and a resin frame member. A first separator among the separators facing the first electrode includes a fuel gas channel, a fuel gas manifold, and a fuel gas buffer. The second separator among the separators facing the second electrode includes an oxidant gas channel, an oxidant gas manifold, and an oxidant gas buffer. The fuel gas buffer includes a first fuel gas buffer region and a second fuel gas buffer region. The second fuel gas buffer region is more deeply grooved than the first fuel gas buffer region in a stacking direction. The oxidant gas buffer includes a first oxidant gas buffer region and a second oxidant gas buffer region.
US09490483B2 Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same
In an aspect, a positive active material for a rechargeable lithium battery that includes a lithium composite oxide including a Fe-containing compound phase and a Li-containing compound phase, a method of preparing the same, and a rechargeable lithium battery including the same are provided.
US09490482B2 Galvanic elements containing oxygen-containing conversion electrodes
A galvanic element containing a substantially transition metal-free oxygen-containing conversion electrode, a transition metal-containing cathode, and an aprotic lithium electrolyte. The substantially transition metal-free oxygen-containing conversion electrode materials contain lithium hydroxide and/or lithium peroxide and/or lithium oxide, and in the charged state additionally contain lithium hydride, and are contained in a galvanic element, for example a lithium battery, as the anode. Methods for producing substantially transition metal-free oxygen-containing conversion electrode materials and galvanic elements made of substantially transition metal-free oxygen-containing conversion electrode materials are also provided.
US09490481B2 Layered lithium nickel oxide, process for producing the same and lithium secondary cell employing it
Provided is a metal oxide for a cathode active material of a lithium secondary battery capable of having improved structural and thermal stability, high efficiency, high capacity, and excellent cycle property and life span property, the metal oxide represented by the following Chemical Formula 1: LiaNixCoyMzO2  [Chemical Formula 1] (in Chemical Formula 1, M is any one selected from aluminum, magnesium, titanium, gallium and indium, and a, x, y and z satisfy 1.01≦a≦1.05, 0.7≦x≦0.9, 0≦y≦0.17, 0.02≦z≦0.16, and x+y+z=1, respectively).
US09490479B2 Non-aqueous electrolyte battery
Provided is a non-aqueous electrolyte battery excellent in initial static characteristics and continuous charge characteristics. The non-aqueous electrolyte battery includes a pellet-shaped positive electrode, a pellet-shaped negative electrode, a separator interposed between the positive and negative electrodes, and a non-aqueous electrolyte. The positive electrode includes a positive electrode active material, aluminum powder, a conductive agent, and a binder. The positive electrode active material contains vanadium pentoxide. The positive electrode has a porosity of 35.6 to 45.4 vol %. The negative electrode includes a negative electrode active material containing silicon, a conductive agent, and a binder.
US09490476B2 Nonaqueous electrolyte secondary battery and manufacturing method thereof
The present invention provides a method of manufacturing a nonaqueous electrolyte secondary battery in which graphite fissuring during rolling of the negative electrode mixture layer is prevented and a deterioration in the performance of the battery is thereby suppressed. The manufacturing method provided by the present invention is a method of manufacturing a nonaqueous electrolyte secondary battery that has a positive electrode and a negative electrode, and includes: a coating step of coating a current collector 22 with a positive electrode mixture 23 containing graphite 25; a magnetic field application step of applying, to the negative electrode mixture 23 made to coat the current collector 22 in the coating step, a magnetic field in which the magnetic lines of force are oriented in one direction parallel to the plane of the current collector 22 coated with the negative electrode mixture 23; a drying step of drying the negative electrode mixture 23 to which the magnetic field has been applied in the magnetic field application step; and a rolling step of rolling a negative electrode mixture layer resulted from the drying step.
US09490461B2 Storage system for passenger vehicle
A passenger vehicle is provided with a seating row that is oriented in a passenger compartment forward of a storage compartment. The seating row has a seat back that is pivotally connected to the vehicle body for providing access to the storage compartment when the seat back is in a collapsed position. A battery having a top surface is mounted within the storage compartment. A receptacle is provided with a back surface that is connected to the top surface of the battery by a panel. The receptacle moves in a fore-and-aft direction relative to the battery between a rearward position within the storage compartment and a forward position within the passenger compartment. A face of the receptacle engages the seat back, and the panel extends from the receptacle to the battery in the forward position for providing a raised platform extending to the passenger compartment.
US09490460B2 Battery pack of vehicle
A battery pack includes: a battery; a battery case including: a battery tray which contains the battery; and a battery cover which is mounted on the battery tray; a cooling unit provided in an end part of the battery case in a first direction that is a longitudinal direction of the battery case, and supplying a cooling air into the battery case; an air flow passage provided above the battery and extending along the first direction, in a center part in a second direction perpendicular to the first direction inside the battery case, one end of the air flow passage connected to the cooling unit; and an electric cable arranged between the air flow passage and the battery cover, along the first direction, and supplying an electric power of the battery to a motor.
US09490455B2 LED light extraction enhancement enabled using self-assembled particles patterned surface
A light emitting diode (LED) containing device including a light emitting diode (LED) structure, and a light transmissive substrate in contact with the LED structure. The light transmissive substrate has a texture surface tuned to include features with dimensions greater than a wavelength of light produced by the LED structure. In some embodiments, increasing the feature size of the texture to be comparable to the wavelength of light produced by the LED increases light extraction from the LED in comparison to when the feature size of the texture is substantially less or substantially larger than the wavelength of light.
US09490441B2 Semiconductor device, method of manufacturing semiconductor device, solid-state image pickup unit, and electronic apparatus
There are provided a semiconductor device capable of adjusting a work function without reducing light transmittance of an electrode, a method of manufacturing this semiconductor device, a solid-state image pickup unit including this semiconductor device, and an electronic apparatus including this solid-state image pickup action. The semiconductor device includes a functional layer between a first electrode and a second electrode, the functional layer including an organic film, in which the first electrode and the second electrode are made of a same transparent conductive material, and an oxygen amount at an interface on the functional layer side of the first electrode is smaller than an oxygen amount at an interface on the functional layer side of the second electrode.
US09490433B2 Benzothienobenzothiophene derivative, organic semiconductor material, and organic transistor
The present invention, the present invention relates to an organic semiconductor material having a benzothienobenzothiophene skeleton, an organic semiconductor ink containing the organic semiconductor material, and an organic transistor using the organic semiconductor material. An object of the present invention is to provide an organic semiconductor material that easily provides a film having a high carrier mobility without the need for a complicated process. It was found that a BTBT derivative having a particular arylene acetylene structure is crystallized by way of a high-order liquid crystal phase having a highly ordered molecular arrangement, and thus the BTBT derivative easily forms a film having a high mobility without requiring complicated heat treatment even when the film is formed by printing. This finding led to the achievement of the object.
US09490424B2 Sub-lithographic patterning of magnetic tunneling junction devices
A method for fabricating a magnetic tunnel junction (MTJ) device includes creating a recess within a second patterning layer, in which a first patterning layer overhangs the recessed second patterning layer. Such a method further includes depositing a film into the recess to create a keyhole pattern within the deposited film. The method further includes transferring the keyhole pattern through a hard mask layer to an MTJ stack. The method also includes depositing a conductive material into the transferred keyhole pattern and on an MTJ stack. The method also includes removing the hard mask layer to create a conductive hard mask pillar.
US09490421B2 Method and system for providing vertical spin transfer switched magnetic junctions and memories using such junctions
A method and system provide a magnetic junction usable in a magnetic device and which resides on a substrate. The magnetic junction includes a reference layer, a nonmagnetic spacer layer, and a free layer. The nonmagnetic spacer layer is between the reference layer and the free layer. The free layer, the nonmagnetic spacer layer and the reference layer form nonzero angle(s) with the substrate. The magnetic junction is configured such that the free layer is switchable between a plurality of stable magnetic states when a write current is passed through the magnetic junction.
US09490415B2 Integrated thermoelectric generator
An integrated thermoelectric generator includes a semiconductor. A set of thermocouples are electrically connected in series and thermally connected in parallel. The set of thermocouples include parallel semiconductor regions. Each semiconductor region has one type of conductivity from among two opposite types of conductivity. The semiconductor regions are electrically connected in series so as to form a chain of regions having, alternatingly, one and the other of the two types of conductivity.
US09490397B2 Method for producing an optoelectronic semiconductor device, and optoelectronic semiconductor device
A method for producing an optoelectronic thin-film chip semiconductor device is specified. A conductor structure is applied on a carrier and a multiplicity of optoelectronic semiconductor chips are arranged between the conductor structures. Each of the optoelectronic semiconductor chips includes a layer at a top side. Furthermore, electrical connections between semiconductor chip and the conductor structure are established, for instance using a bonding wire. The semiconductor chips and the conductor structure are surrounded with a molded body. The molded body does not project beyond the optoelectronic semiconductor chips at the top side thereof facing away from the carrier. Moreover, the carrier is removed and the semiconductor chips surrounded by molding are singulated.
US09490396B2 Optoelectronic semiconductor component
An optoelectronic semiconductor component includes an optoelectronic semiconductor chip having side areas, a surface at a top side of the semiconductor chip, and a surface at a bottom side of the semiconductor chip; a shaped body having a surface at a top side of the shaped body and a surface at an underside of the shaped body; at least one plated-through hole including an electrically conductive material; and an electrically conductive connection electrically conductively connected to the semiconductor chip and the plated-through hole, wherein the side areas of the optoelectronic semiconductor chip are covered by the shaped body, and the surface at the top side and/or the surface at the bottom side of the optoelectronic semiconductor chip are completely free of the shaped body.
US09490392B2 P-type doping layers for use with light emitting devices
A light emitting diode (LED) comprises an n-type Group III-V semiconductor layer, an active layer adjacent to the n-type Group III-V semiconductor layer, and a p-type Group III-V semiconductor layer adjacent to the active layer. The active layer includes one or more V-pits. A portion of the p-type Group III-V semiconductor layer is in the V-pits. A p-type dopant injection layer provided during the formation of the p-type Group III-V layer aids in providing a predetermined concentration, distribution and/or uniformity of the p-type dopant in the V-pits.
US09490389B2 Method for producing optoelectronic semiconductor chips
The method is designed for producing optoelectronic semiconductor chips and comprises the steps: A) providing a carrier substrate (1), B) applying a semiconductor layer sequence (2) onto the carrier substrate (1), and C) detaching the finished semiconductor layer sequence (2) from the carrier substrate (1) by means of laser radiation (R) with a wavelength (L) through the carrier substrate (1), wherein the semiconductor layer sequence (2) has a buffer layer stack (20) and a functional stack with an active layer (21) for generating light (22), the absorber layer (23) is grown within the buffer layer stack (20) from a material for absorbing the laser radiation (R) and all the remaining layers (24 and 25) of the buffer layer stack (20) are transmissive to the laser radiation (R), a material of the functional stack (22) preferably has an absorbent action for the laser radiation (R), and in step C) the semiconductor layer sequence (2) is detached in the region of the absorber layer (23).
US09490383B2 Solar module
A solar module is provided which has improved durability. A third wiring member (32a) includes a first portion (32a1), a second portion (32a2), and a third portion (32a3). In the first portion (32a1), metal foil (52) faces a solar cell (20). The first portion (32a1) is electrically connected to the solar cell (20). The second portion (32a2) is arranged on the solar cell (20) with the metal foil (52) facing the side opposite to the solar cell (20). The third portion (32a3) connects the first portion (32a1) and the second portion (32a2). A first wiring member (32b) electrically connects the second portions (32a2) of adjacent solar cell strings (10) to each other. The solar module (1) also includes an insulating sheet (60). The insulating sheet (60) is arranged between the first wiring member (32b) and the solar cell (20).
US09490377B2 Use of a uniform layer of insulating material in back-contact solar cells
A uniform layer of insulating material is used to separate the connectors from the non-illuminated side of a back-contact solar cell, particularly a cell of the MWT type, the layer preferably being a uniform woven or non-woven fabric of a heat-resistant material such as glass fiber, and the electrical connection between the contact points of the cell and the connectors being made through the uniform layer thereby partially embedding the insulating material in the connection.
US09490365B2 Structure and formation method of fin-like field effect transistor
A structure and a formation method of a semiconductor device are provided. The semiconductor device includes a semiconductor substrate and a fin structure over the semiconductor substrate. The semiconductor device also includes a gate stack covering a portion of the fin structure and an epitaxially grown source/drain structure over the fin structure and adjacent to the gate stack. The semiconductor device further includes a semiconductor protection layer over the epitaxially grown source/drain structure. The semiconductor protection layer has an atomic concentration of silicon greater than that of the epitaxially grown source/drain structure.
US09490356B2 Growth of high-performance III-nitride transistor passivation layer for GaN electronics
Methods for forming a high-quality III-nitride passivation layer on an AlGaN/GaN HEMT. A III-nitride passivation layer is formed on the surface of an AlGaN/GaN HEMT by means of atomic layer epitaxy (ALE), either before or after deposition of a gate metal electrode on the AlGaN barrier layer. Depending on the gate metal and/or the passivation material used, the III-nitride passivation layer can be formed by ALE at temperatures between about 300° C. and about 85020 C. In a specific embodiment, the III-nitride passivation layer can be an AlN layer formed by ALE at about 550° C. after deposition of a Schottky metal gate electrode. The III-nitride passivation layer can be grown so as to conformally cover the entire device, providing a hermetic seal that protects the against environmental conditions.
US09490354B2 Insulated gate bipolar transistor
A semiconductor body of an IGBT includes: a first base region of a second conductivity type; a source region of a first conductivity type different from the second conductivity type and forming a first pn-junction with the first base region; a drift region of the first conductivity type and forming a second pn-junction with the first base region; a collector region of the second conductivity type; at least one trench filled with a gate electrode and having a first trench portion of a first width and a second trench portion of a second width, the second width being different from the first width; and a field stop region having the first conductivity type and located between the drift region and the collector region. The field stop region includes a plurality of buried regions having the second conductivity type.
US09490352B2 Bipolar transistor with carbon alloyed contacts
A method for forming a bipolar junction transistor includes forming a collector intrinsic region, an emitter intrinsic region and an intrinsic base region between the collector intrinsic region and the emitter intrinsic region. A collector extrinsic contact region is formed in direct contact with the collector intrinsic region; an emitter extrinsic contact region is formed on the emitter intrinsic region and a base extrinsic contact region is formed in direct contact with the intrinsic base region. Carbon is introduced into at least one of the collector extrinsic contact region, the emitter extrinsic contact region and the base extrinsic contact region to suppress diffusion of dopants into the junction region.
US09490346B2 Structure and formation method of fin-like field effect transistor
A structure and a formation method of a semiconductor device are provided. The semiconductor device includes a semiconductor substrate and a fin structure over the semiconductor substrate. The semiconductor device also includes a gate stack covering a portion of the fin structure and an epitaxially grown source/drain structure over the fin structure and adjacent to the gate stack. The semiconductor device further includes a semiconductor protection layer over the epitaxially grown source/drain structure. The semiconductor protection layer has an atomic concentration of germanium greater than that of the epitaxially grown source/drain structure.
US09490345B2 Semiconductor device and manufacturing method thereof
A semiconductor device includes a gate structure on a substrate; a raised source/drain region adjacent to the gate structure; and an interconnect plug on the doped region. The raised source/drain region includes a top surface being elevated from a surface of the substrate; and a doped region exposed on the top surface. The doped region includes a dopant concentration greater than any other portions of the raised source/drain region. A bottommost portion of the interconnect plug includes a width approximate to a width of the doped region.
US09490337B2 Semiconductor device and method for fabricating the same
A semiconductor device includes: a plurality of n type pillar regions and an n− type epitaxial layer disposed on a first surface of an n+ type silicon carbide substrate; a p type epitaxial layer and an n+ region disposed on the plurality of n type pillar regions and the n− type epitaxial layer; a trench penetrating the n+ region and the p type epitaxial layer and disposed on the plurality of n type pillar regions and the n− type epitaxial layer; a gate insulating film disposed within the trench; a gate electrode disposed on the gate insulating film; an oxide film disposed on the gate electrode; a source electrode disposed on the p type epitaxial layer, the n+ region, and the oxide film; and a drain electrode disposed on a second surface of the n+ type silicon carbide substrate, wherein each corner portion of the trench is in contact with a corresponding n type pillar region.
US09490336B1 Fabrication methodology for optoelectronic integrated circuits
A method of forming an integrated circuit includes depositing a multilayer metal stack on at least one contact layer of semiconductor material. The multilayer metal stack includes a bottom interface layer formed by a combination of indium and at least one high temperature metal on the at least one contact layer of semiconductor material, at least one barrier layer formed on the bottom interface layer, and a layer formed from at least one high temperature metal on the at least one barrier layer. The metal stack is heated such that indium of the bottom interface layer forms a low resistance interface to contact layer. The at least one barrier layer functions as a barrier to diffusion of indium from the bottom interface layer. Subsequent to the heating, the resultant multilayer metal stack can be patterned to form at least one electrode for a given device of the integrated circuit.
US09490334B2 Semiconductor device having metal gate and manufacturing method thereof
A semiconductor device having metal gate includes a substrate, a first metal gate positioned on the substrate, and a second metal gate positioned on the substrate. The first metal gate includes a first work function metal layer, and the first work function metal layer includes a taper top. The second metal gate includes a second work function metal layer. The first work function metal layer and the second work function metal layer are complementary to each other.
US09490325B2 Structures and devices including a tensile-stressed silicon arsenic layer and methods of forming same
Structures including a tensile-stressed silicon arsenic layer, devices including the structures, and methods of forming the devices and structures are disclosed. Exemplary tensile-stressed silicon arsenic layer have an arsenic doping level of greater than 5 E+20 arsenic atoms per cubic centimeter. The structures can be used to form metal oxide semiconductor devices.
US09490311B2 Organic light emitting display device and method of manufacturing the same
An organic light emitting display device having high transmittance with respect to external light and a method of manufacturing the same. The organic light emitting display device includes a substrate; a plurality of pixels formed on the substrate, each of the pixels including a first region that emits light and a second region that transmits external light; a plurality of thin film transistors disposed in the first region of each pixel; a plurality of first electrodes disposed in the first region of each pixel and electrically connected to the thin film transistors, respectively; a second electrode formed opposite to the plurality of first electrodes and comprising a plurality of transmission windows corresponding to the second regions; and an organic layer formed between the first electrodes and the second electrode. The transmission windows can be formed in the second electrode, that is, a cathode.
US09490308B2 Organic light-emitting diode display
An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a stretchable substrate, a thin film transistor (TFT) formed over the stretchable substrate and including a plurality of electrodes, an OLED electrically connected to the TFT and including a plurality of electrodes, and a plurality of interconnection lines connected to the electrodes of the OLED and the TFT. At least one of the interconnection lines is configured to move in a stretching direction and rotate an electrode selected from the electrodes of the OLED and the TFT connected to the at least one interconnection line.
US09490307B2 Organic light-emitting diode (OLED) display
An organic light-emitting diode (OLED) display is disclosed. In one aspect, the OLED display includes a display substrate including first and second surfaces opposing each other. The OLED display further includes a touch sensing layer formed over the encapsulation substrate and configured to sense a touch input, a display flexible printed circuit board electrically attached to the second surface of the display substrate, and a touch flexible printed circuit board electrically connected to the touch sensing layer and attached to the second surface of the display substrate. An impact absorbing layer is formed over the second surface of the display substrate and attaches the display flexible printed circuit board and the touch flexible printed circuit board to the second surface of the display substrate. The impact absorbing layer includes a metal layer electrically connected to the display flexible printed circuit board and the touch flexible printed circuit board.
US09490296B2 Systems and methods for fabrication of superconducting integrated circuits
Various techniques and apparatus permit fabrication of superconductive circuits and structures, for instance Josephson junctions, which may, for example be useful in quantum computers. For instance, a low magnetic flux noise trilayer structure may be fabricated having a dielectric structure or layer interposed between two elements or layers capable of superconducting. A superconducting via may directly overlie a Josephson junction. A structure, for instance a Josephson junction, may be carried on a planarized dielectric layer. A fin may be employed to remove heat from the structure. A via capable of superconducting may have a width that is less than about 1 micrometer. The structure may be coupled to a resistor, for example by vias and/or a strap connector.
US09490292B1 Dual-band detector array
An infrared photo-detector array and a method for manufacturing it are disclosed. The infrared photo-detector array contains a collector layer, a first absorber layer that absorbs incident light of a first wavelength band and generates first electrons and first holes, a second absorber layer that absorbs incident light of a second wavelength band and generates second electrons and second holes, and wherein the wavelengths of the incident light in the first wavelength band are shorter than the wavelengths of the incident light in the second wavelength band, and wherein the second absorber layer is laterally contiguous across at least two photo-detectors. The method disclosed teaches how to manufacture the infrared photo-detector array.
US09490290B2 Back side illuminated semiconductor structure with semiconductor capacitor connected to floating diffusion node
There is provided a back side illuminated semiconductor structure with a semiconductor capacitor connected to a floating diffusion node in which the semiconductor capacitor for reducing a dimension of the floating diffusion node is provided above the floating diffusion node so as to eliminate the influence thereto by incident light and enhance the light absorption efficiency.
US09490287B2 Optical devices and opto-electronic modules and methods for manufacturing the same
The optical device comprises a first substrate (SI) comprising at least one optical structure (1) comprising a main portion (2) and a surrounding portion (3) at least partially surrounding said main portion. The device furthermore comprises non-transparent material (5, 5a, 5b) applied onto said surrounding portion. The opto-electronic module comprises a plurality of these optical devices comprised in said first substrate. The method for manufacturing an optical device comprises the steps of a) providing a first substrate comprising at least one optical structure comprising a main portion and a surrounding portion at least partially surrounding said main portion; and b) applying a non-transparent material onto at least said surrounding portion. Said non-transparent material is present on at least said surrounding portion still in the finished optical device.
US09490286B2 Photoelectric conversion device and method for producing photoelectric conversion device
A photoelectric conversion device according to the present invention has a plurality of photoreceiving portions provided in a substrate, an interlayer film overlying the photoreceiving portion, a large refractive index region which is provided so as to correspond to the photoreceiving portion and has a higher refractive index than the interlayer film, and a layer which is provided in between the photoreceiving portion and the large refractive index region, and has a lower etching rate than the interlayer film, wherein the layer of the lower etching rate is formed so as to cover at least the whole surface of the photoreceiving portion. In addition, the layer of the lower etching rate has a refractive index in between the refractive indices of the large refractive index region and the substrate. Such a configuration can provide the photoelectric conversion device which inhibits the lowering of the sensitivity and the variation of the sensitivity among picture elements.
US09490284B2 Solid state imaging device, method of producing solid state imaging device, and electronic apparatus
A solid state imaging device includes: a substrate; a photoelectric conversion unit that is formed on the substrate to generate and accumulate signal charges according to light quantity of incident light; a vertical transmission gate electrode that is formed to be embedded in a groove portion formed in a depth direction from one side face of the substrate according to a depth of the photoelectric conversion unit; and an overflow path that is formed on a bottom portion of the transmission gate to overflow the signal charges accumulated in the photoelectric conversion unit.
US09490278B2 Photo mask and method of manufacturing thin film transistor using the same
According to an exemplary embodiment of the present invention, a photomask includes a transparent substrate and a polarizing pattern. A polarizing pattern is disposed on a transparent substrate. The polarizing pattern polarize light.
US09490269B2 Display device
Disclosed are a display device and the manufacturing method thereof. In the display device, the pixel unit of the display substrate comprises: a gate line material layer, a transparent electrode layer, a semiconductor layer, and a metal layer; the semiconductor layer and the metal layer are disposed between the gate line material layer and the transparent electrode layer; the metal layer is located above the semiconductor layer. The present invention could cause the storage capacitor of the display device to be smaller, thereby reducing the RC delay of the scanning signal of the gate line.
US09490261B2 Minimizing disturbs in dense non volatile memory arrays
A nitride read only memory (NROM) array includes a silicon substrate having trenches therein, a plurality of polysilicon bit lines deposited in the trenches and connecting columns of memory cells, a layer of (oxide nitride oxide) ONO at least within the memory cells and a plurality of polysilicon word lines to connect rows of the memory cells. An NROM array with a virtual ground architecture includes a plurality of bit lines to connect columns of NROM memory cells, a layer of ONO at least within the memory cells and a plurality of word lines to connect rows of the NROM memory cells, wherein a distance between word lines is at least twice the width of the word lines.
US09490256B2 Semiconductor devices having contact plugs overlapping associated bitline structures and contact holes and method of manufacturing the same
A semiconductor device can include a plurality of landing pads arranged according to a layout on a substrate, wherein a cross-sectional shape of each of the landing pads has a diamond shape so that opposing interior angles of the diamond shape are equal to one another and adjacent interior angles of the diamond shape are unequal to one another.
US09490255B1 Complementary metal oxide semiconductor replacement gate high-k metal gate devices with work function adjustments
An electrical device that includes a p-type semiconductor device having a p-type work function gate structure including a first high-k gate dielectric, a first metal containing buffer layer, a first titanium nitride layer having a first thickness present on the metal containing buffer layer, and a first gate conductor contact. A mid gap semiconductor device having a mid gap gate structure including a second high-k gate dielectric, a second metal containing buffer layer, a second titanium nitride layer having a second thickness that is less than the first thickness present, and a second gate conductor contact. An n-type semiconductor device having an n-type work function gate structure including a third high-k gate dielectric present on a channel region of the n-type semiconductor device, a third metal containing buffer layer on the third high-k gate dielectric and a third gate conductor fill present atop the third metal containing buffer layer.
US09490253B1 Gate planarity for finFET using dummy polish stop
A method for forming a semiconductor device includes depositing a dielectric layer over fins formed in a semiconductor substrate. The dielectric layer includes a screen layer over tops of the fins. An etch stop feature is formed on the screen layer. The etch stop feature is patterned down to the screen layer in regions across the device. A dummy gate material formed over the fins is planarized down to the etch stop feature, a dielectric fill between gate structures patterned from the dummy gate material is planarized down to the etch stop feature and a gate conductor is planarized to the etch stop feature.
US09490252B1 MIM capacitor formation in RMG module
A method is provided for forming a metal-insulator-metal capacitor in a replacement metal gate module. The method includes providing a gate cap formed on a gate. The method further includes removing a portion of the gate cap and forming a recess in the gate. A remaining portion of the gate forms a first electrode of the capacitor. The method also includes depositing a dielectric on remaining portions of the gate cap and the remaining portion of the gate. The method additionally includes depositing a conductive material on the dielectric. The method further includes removing a portion of the conductive material and portions of the dielectric to expose a remaining portion of the conductive material and a remaining portion of the dielectric. The remaining portion of the conductive material forms a second electrode of the capacitor. The remaining portion of the dielectric forms an insulator of the capacitor.
US09490251B2 Diode-connected bipolar junction transistors and electronic circuits including the same
A diode-connected bipolar junction transistor includes a common collector region of a first conductivity, a common base region of a second conductivity disposed over the common collector region, and a plurality of emitter regions of the first conductivity disposed over the common base region, arranged to be spaced apart from each other, and arranged to have island shapes.
US09490249B2 Antenna effect discharge circuit and manufacturing method
An antenna effect discharge circuit is described for a device having patterned conductor layers, which may be exposed to charge inducing environments during a manufacturing process. The antenna effect discharge circuit has a terminal that is connected to a node on the device to be protected from charge accumulation and a gate, such as the gate of a field effect transistor in the circuit, and a terminal through which accumulated charge can be discharged to the substrate. A capacitor couples the gate in the antenna effect discharge circuit to the substrate. A voltage supply circuit is configured to provide voltage sufficient to bias the antenna effect discharge circuit in an off condition during operation of the device. A patterned conductor in the upper layer, and preferably the uppermost layer, of the device links the gate in the antenna effect discharge circuit to the voltage supply circuit.
US09490246B2 Semiconductor device
A P-type epitaxial growth layer is formed on a P-type semiconductor substrate with an N-type buried region and a P-type buried region interposed therebetween. A cathode region, an anode region, and an N-type sinker region are formed in P-type epitaxial growth layer. A resistance element is formed on a surface of an isolation region that electrically isolates anode region and N-type sinker region. Resistance element has: one end portion electrically connected to each of anode region and N-type sinker region; and the other end portion electrically connected to a ground potential.
US09490241B2 Semiconductor device comprising a first inverter and a second inverter
A semiconductor device which is downsized while a short-channel effect is suppressed and whose power consumption is reduced is provided. A downsized SRAM circuit is formed, which includes a first inverter including a first transistor and a second transistor overlapping with each other; a second inverter including a third transistor and a fourth transistor overlapping with each other; a first selection transistor; and a second selection transistor. An output terminal of the first inverter, an input terminal of the second inverter, and one of a source and a drain of the first selection transistor are connected to one another, and an output terminal of the second inverter, an input terminal of the first inverter, and one of a source and a drain of the second selection transistor are connected to one another.
US09490239B2 Solid state transducers with state detection, and associated systems and methods
Solid state transducers with state detection, and associated systems and methods are disclosed. A solid state transducer system in accordance with a particular embodiment includes a support substrate and a solid state emitter carried by the support substrate. The solid state emitter can include a first semiconductor component, a second semiconductor component, and an active region between the first and second semiconductor components. The system can further include a state device carried by the support substrate and positioned to detect a state of the solid state emitter and/or an electrical path of which the solid state emitter forms a part. The state device can be formed from at least one state-sensing component having a composition different than that of the first semiconductor component, the second semiconductor component, and the active region. The state device and the solid state emitter can be stacked along a common axis. In further particular embodiments, the state-sensing component can include an electrostatic discharge protection device, a thermal sensor, or a photosensor.
US09490237B2 Semiconductor package including a plurality of chips
A reconfigured wafer of resin-encapsulated semiconductor packages is obtained by supporting with a resin, thereafter, a grinding process is performed on top and backside surfaces to expose only a bump interconnection electrode on a surface of a semiconductor chip. Further, a chip-scale package is obtained by a dicing process along a periphery of the chip.
US09490230B2 Selective die electrical insulation by additive process
Additive processes are employed for electrically insulating selected surface regions on a stack of die; and methods for electrically interconnecting die in a stack of die, include additive processes for electrically insulating selected surface regions of the die. Regions that are not insulated according to the invention are available for electrical connection using electrically conductive material applied in flowable form to make electrically conductive traces.
US09490207B2 Semiconductor device having a copper wire within an interlayer dielectric film
The semiconductor device according to the present invention includes a semiconductor layer, an interlayer dielectric film formed on the semiconductor layer, a wire formed on the interlayer dielectric film with a metallic material to have a width of not more than 0.4 μm, and a broad portion integrally formed on the wire to extend from the wire in the width direction thereof.
US09490201B2 Methods of forming under device interconnect structures
Methods of forming microelectronic interconnect under device structures are described. Those methods and structures may include forming a device layer in a first substrate, forming at least one routing layer in a second substrate, and then coupling the first substrate with the second substrate, wherein the first substrate is bonded to the second substrate.
US09490198B1 Transmitting and receiving package
Provided is a transmitter and receiver package including an interposer substrate including a top surface, a bottom surface facing the top surface, and a through-via, semiconductor devices mounted on the top surface of the interposer substrate, an exothermic element mounted on the bottom surface of the interposer substrate, and a heat dissipation member disposed on the bottom surface of the interposer substrate, the heat dissipation member being configured to cover the exothermic element.
US09490183B2 Nondestructive inline X-ray metrology with model-based library method
Described is a method and system for measuring parameters of a structure on a substrate, such as a via or a through-silicon via (TSV) using an imaging X-ray metrology system. A previously-trained Support Vector Machine (SVM) model is used to extract structure parameters from the acquired structure X-ray images. Training of the Support Vector Machine (SVM) model is accomplished by using a library of actual or simulated X-ray images, or a combination of the two image types, paired with structure parameter sets.
US09490177B2 Integrated circuit devices including stress proximity effects and methods of fabricating the same
An integrated circuit can include first and second FETs of a particular conductivity type on a substrate, wherein a first source/drain region of the first FET is closer to a center of a first channel region of the first FET than a second source/drain region of the second FET is to a center of a second channel region of the second FET.
US09490175B2 Chemical mechanical polishing method for first interlayer dielectric layer
A method for manufacturing a semiconductor device includes providing a semiconductor substrate comprising a low-density region and a high-density region, forming a first gate structure in the low-density region and a second gate structure in the high-density region, form an etch stop layer on the first and second gate structures, and forming an interlayer dielectric layer on the etch stop layer and on the semiconductor substrate. The method further includes performing a first chemical mechanical polishing (CMP) process on the etch stop layer to expose a surface of a portion of the etch stop layer disposed on the first gate structure, performing a second CMP process on the etch stop layer to expose a surface of a portion of the etch stop layer disposed on the second gate structure, and performing a third CMP process to completely remove the etch stop layer.
US09490173B2 Method for processing wafer
A method for processing a wafer including a plurality of chips is provided. The method may include: forming a trench in the wafer between the plurality of chips; forming a diffusion barrier layer at least over the sidewalls of the trench; forming encapsulation material over the plurality of chips and in the trench; and singularizing the plurality of chips from a side opposite the encapsulation material.
US09490170B2 Manufacturing method of semiconductor device
A method for manufacturing a semiconductor device includes preparing a structure including a semiconductor substrate having a plurality of semiconductor elements thereon, a cover layer covering the semiconductor elements, a supporting substrate, and an adhesive layer between the first adhesive layer and the supporting substrate, removing side edge portions of the semiconductor substrate and the adhesive layer, such that a side surface of the cover layer is exposed, forming, in the supporting substrate, fragile portions, the fragile portions extending in a first direction, attaching an adhesive sheet on a surface of the supporting substrate that is opposite to a surface that is in contact with the adhesive layer, and pulling on the adhesive sheet in a second direction different from the first direction, to peel off the supporting substrate and the adhesive layer from the semiconductor substrate having the semiconductor elements.
US09490168B1 Via formation using sidewall image transfer process to define lateral dimension
A method of forming a via to an underlying layer of a semiconductor device is provided. The method may include forming a pillar over the underlying layer using a sidewall image transfer process. A dielectric layer is formed over the pillar and the underlying layer; and a via mask patterned over the dielectric layer, the via mask having a mask opening at least partially overlapping the pillar. A via opening is etched in the dielectric layer using the via mask, the mask opening defining a first lateral dimension of the via opening in a first direction and the pillar defining a second lateral dimension of the via opening in a second direction different than the first direction. The via opening is filled with a conductor to form the via. A semiconductor device and via structure are also provided.
US09490166B2 Apparatus and method for depositing a layer onto a substrate
Apparatus (1, 26) for depositing a layer (37, 38, 39) on a substrate (2) in a process gas comprises a chuck (3) comprising a first surface (4) for supporting the substrate (2), a clamp (4) for securing the substrate (2) to the first surface (14) of the chuck (3), an evacuatable enclosure (5) enclosing the chuck (3) and the clamp (4) and comprising an inlet, through which the processing gas is insertable into the enclosure (5), and control apparatus (19). The control apparatus (19) is adapted to move at least one of the chuck (3) and the clamp (4) relative to, and independently of, one another to adjust a spacing between the chuck (3) and the clamp (4) during a single deposition process while maintaining a flow of the processing gas and a pressure within the enclosure (5) that is less than atmospheric pressure.
US09490165B2 Reliable interconnect integration scheme
Embodiments relate to a method for forming reliable interconnects by preparing a substrate with a dielectric layer, processing the dielectric layer to serve as an IMD layer, wherein the IMD layer comprises a hybrid IMD layer comprising a plurality of dielectric materials with different k values.
US09490163B2 Tapered sidewall conductive lines and formation thereof
A semiconductor arrangement and methods of formation are provided. The semiconductor arrangement includes conductive lines having sidewalls angled between about 45° to about 90° relative to a plane in which bottom surfaces of the conductive lines lie. A dielectric layer is formed over the conductive lines. The angled sidewalls of the conductive lines cause the dielectric layer to pinch off before an area between adjacent conductive lines is filled, thus establishing an air gap between adjacent conductive lines, where the air gap has a lower dielectric constant than the dielectric material.
US09490160B2 Method of manufacturing semiconductor device
A method of manufacturing a semiconductor device, the method including providing a substrate; forming a field trench in the substrate; and forming a diffusion barrier region under the field trench, wherein the diffusion barrier region includes carbon.
US09490158B2 Bond chuck, methods of bonding, and tool including bond chuck
A bonding chuck is discussed with methods of using the bonding chuck and tools including the bonding chuck. A method includes loading a first wafer on first surface of a first bonding chuck, loading a second wafer on a second bonding chuck, and bonding the first wafer to the second wafer. The first surface is defined at least in part by a first portion of a first spherical surface and a second portion of a second spherical surface. The first spherical surface has a first radius, and the second spherical surface has a second radius. The first radius is less than the second radius.
US09490151B2 Substrate processing apparatus and substrate processing method
A substrate processing apparatus performs a predetermined process on a substrate by using a processing gas under a vacuum atmosphere. The substrate processing apparatus includes a chamber configured to accommodate the substrate and to be kept in the vacuum atmosphere; a substrate mounting table configured to mount the substrate thereon in the chamber; a gas introduction member configured to introduce a gas including the processing gas in the chamber; a partition wall member provided to be movable up and down in the chamber and configured to form a partition wall that defines a processing space in a region including the substrate above the substrate mounting table; and an elevating mechanism configured to move the partition wall member up and down.
US09490143B1 Method of fabricating semiconductors
A method of manufacturing a semiconductor includes applying a planarization material to a substrate and forming an opening in the planarization material. The opening is filled with polysilicon. A plurality of etching modulation sequences are applied to the substrate, each of the etching modulation sequences including: applying a first etching process to the substrate, wherein the first etching process is more selective to polysilicon than the planarization material; and applying a second etching process to the substrate, wherein the second etching process is more selective to the planarization material than the polysilicon.
US09490141B2 Method for planarizing semiconductor device
A method for planarizing a semiconductor device includes steps herein. A substrate is provided, on which a stop layer is formed. A trench is formed in the substrate. A first semiconductor film is deposited conformally on the stop layer and the trench. A second semiconductor film is deposited to fill the trench and cover the first semiconductor film. A chemical-mechanical polishing process is performed until the stop layer is exposed. A removal rate of the chemical-mechanical polishing process on the first semiconductor film is higher than that on the second semiconductor film. The first dielectric layer on the substrate selectively is removed.
US09490140B2 Method for manufacturing semiconductor device
There are provided methods for manufacturing a semiconductor device including providing a substrate including a metal layer including an oxidized surface layer in a heat treatment chamber, generating hydrogen radicals within the heat treatment chamber and reducing the oxidized surface layer of the metal layer using the hydrogen radicals.
US09490132B2 Substrate, semiconductor device, and method of manufacturing the same
A substrate capable of achieving a lowered probability of defects produced in a step of forming an epitaxial film or a semiconductor element, a semiconductor device including the substrate, and a method of manufacturing a semiconductor device are provided. A substrate is a substrate having a front surface and a back surface, in which at least a part of the front surface is composed of single crystal silicon carbide, the substrate having an average value of surface roughness Ra at the front surface not greater than 0.5 nm, a standard deviation σ of that surface roughness Ra not greater than 0.2 nm, an average value of surface roughness Ra at the back surface not smaller than 0.3 nm and not greater than 10 nm, standard deviation σ of that surface roughness Ra not greater than 3 nm, and a diameter D of the front surface not smaller than 110 mm.
US09490117B2 Directed self-assembly pattern formation methods and compositions
A method of forming a pattern by directed self-assembly, comprising: (a) providing a semiconductor substrate comprising one or more layers to be patterned; (b) applying a crosslinkable underlayer composition over the one or more layers to be patterned to form a crosslinkable underlayer, wherein the crosslinkable underlayer composition comprises a crosslinkable polymer comprising a first unit formed from a monomer of the following general formula (I-A) or (I-B): wherein: P is a polymerizable functional group; L is a single bond or an m+1-valent linking group; X1 is a monovalent electron donating group; X2 is a divalent electron donating group; Ar1 and Ar2 are trivalent and divalent aryl groups, respectively, and carbon atoms of the cyclobutene ring are bonded to adjacent carbon atoms on the same aromatic ring of Ar1 or Ar2; m and n are each an integer of 1 or more; and each R1 is independently a monovalent group; (c) heating the crosslinkable underlayer to form a crosslinked underlayer; (d) forming a self-assembling layer comprising a block copolymer over the crosslinked underlayer; and (e) annealing the self-assembling layer. The methods and compositions find particular applicability in the manufacture of semiconductor devices or data storage devices for the formation of high resolution patterns.
US09490116B2 Gate stack materials for semiconductor applications for lithographic overlay improvement
Embodiments of the disclosure provide methods and system for manufacturing film layers with minimum lithographic overlay errors on a semiconductor substrate. In one embodiment, a method for forming a film layer on a substrate includes supplying a deposition gas mixture including a silicon containing gas and a reacting gas onto a substrate disposed on a substrate support in a processing chamber, forming a plasma in the presence of the depositing gas mixture in the processing chamber, applying current to a plasma profile modulator disposed in the processing chamber while supplying the depositing gas mixture into the processing chamber, and rotating the substrate while depositing a film layer on the substrate.
US09490114B2 Time-of-flight mass spectrometer
In an ion reflector (4) configured from a plurality of electrodes, electrodes 42 disposed in a second stage region (S2) for reflecting ions after deceleration are formed thinner than electrodes (41) disposed in a first stage region (S1) for decelerating the ions. The thin electrodes suppress unevenness of potential, in particular, in a path away from the center axis of the reflector, which results in improvement of isochronism of an ion packet passing on the path. The thick electrodes (41, 43) disposed in the first stage region (S1) prevents stretching of the grid electrodes (G1, G2) from being affected, and unevenness of potential in the first stage region (S1) hardly affects isochronism of the ions. By appropriately adjusting thicknesses and a pitch of the electrodes (41, 42, 43, 44) adjacent to one another so as to align intervals between the electrodes (41, 42, 43, 44), it is possible to use spacers having the same size in common. Since the number of electrodes in the first stage region (S1) can be reduced, an increase in costs is suppressed. Consequently, it is possible to bring an electric field of an ion reflection region closer to an ideal state and improve mass-resolving power while suppressing costs.
US09490110B2 Multi-segment injection-capillary electrophoresis-mass spectrometry (MSI-CE-MS): a multiplexed screening platform and data workflow for chemical analysis
Various embodiments illustrating a multiplexed method for high throughput screening of ions in biological samples within a single capillary when using capillary electrophoresis mass spectrometry (CE-MS) are illustrated. The method includes sequential injection of multiple sample segments in series within a single capillary, the sample segments being separated by a spacer plug of buffer, and multiplexed analysis of the sample segments simultaneously within a single capillary electrophoresis (CE) run. The method also includes application of voltage to the single capillary subsequent to sequential injection and zonal separation of polar metabolites within each sample segment by CE such that each analyte zone migrates within its characteristic electrophoretic mobility offset in time by the spacer. The incorporation of a quality control/reference sample and the use of dilution patterning with specific injection configurations also enables encoding of information temporally for enhanced data processing with quality assurance.
US09490100B2 Method of using a compound particle-optical lens
The invention relates to a compound objective lens for a Scanning Electron Microscope having a conventional magnetic lens excited by a first lens coil, an immersion magnetic lens excited by a second lens coil, and an immersion electrostatic lens excited by the voltage difference between the sample and the electrostatic lens electrode. For a predetermined excitation of the lens, the electron beam can be focused on the sample using combinations of excitations of the two lens coils. More BSE information can be obtained when the detector distinguishes between BSE's (202) that strike the detector close to the axis and BSE's (204) that strike the detector further removed from the axis. By tuning the ratio of the excitation of the two lens coils, the distance from the axis that the BSE's impinge on the detector can be changed, and the compound lens can be used as an energy selective detector.
US09490097B2 Liquid filament for incandescent lights
A filament for a light bulb includes a tube and a filament material within the tube, wherein the filament material is configured to be in a liquid state while the light bulb is in use.
US09490093B2 Fuse and trip mechanism therefor
A trip mechanism for a fuse includes a trip unit disposed within an elongated housing of the fuse, and a processor. The trip unit includes a fuse element and an actuator for severing the fuse element, The processor is in electrical communication with the trip unit, and is adapted to monitor electrical current. Responsive to the processor detecting a predetermined prescribed electrical current, the processor is adapted to signal the actuator to sever the fuse element. The processor is programmable to selectively adjust the predetermined prescribed electrical current, thereby enabling the fuse to have a plurality different current ratings.
US09490089B2 Shielding element for the use in medium voltage switchgears
A shielding element is disclosed for use in medium voltage switchgears with vacuum interrupters with at least two contacts, which are movable along a switching path between closed and open contact positions, wherein the shielding element is positioned around the contact position region in the vacuum interrupter, wherein at least the inner surface of the shielding is applied with an implemented surface structure to form a topographic structure which is a rough or a structured surface. To enhance the energy absorbance behavior of the shielding, the implemented topographic structure can be formed such that by given constant or approximately constant volume (Vi) of the shielding body, the surface ratio of the treated surface (S2) with implemented surface structure and volume V2, and a untreated surface (S1) without topographic structure and volume V1 is greater than 1, so that this follows the condition: V1˜V2 and S2/S1>1.
US09490088B2 Tactile presentation device
A tactile presentation device has a chassis having a top surface chassis, a bottom surface chassis, and an inner space, a button type operation unit fixed to the top surface chassis and having an operation surface, an actuator arranged in the inner space, and a vibration transmission member arranged between the actuator and the button type operation unit. The top surface chassis has a top surface having a top surface opening exposing the operation surface of the button type operation unit to outside, and a side surface formed along the peripheral edge of the top surface. The actuator is fixed to the side surface of the top surface chassis.
US09490083B2 Alternating current switch contactor
An electrical contactor has a first terminal having a fixed member with at least one fixed electrical contact, a second terminal, and a busbar connected to the second terminal. Two conductive movable arms are connected to the busbar and have a contact thereon. One arm is biased-closed to contact the fixed electrical contact in the absence of a separating force, and the other arm is biased-open to be spaced away from the fixed electrical contact in the absence of a closing force. The first and second movable arms and the busbar are arranged so that, when the contacts close, contra-flowing current urges the movable arms towards the fixed member to increase a force between the contacts.
US09490082B2 Bicycle handle system
Next to a handle element, a bicycle handle system comprises a control element adapted to be fastened on the handlebar and serving to control an electric auxiliary motor. The control element has an actuation element rotatable on a bearing element. By turning the actuation element from a rest position to in particular two different activation positions, the assisting power from the auxiliary motor can be increased or reduced. For a simple, intuitive actuation of the actuation element, a return element is provided by which the actuation element is automatically returned from the first and, if applicable, the second activation position to a rest position.
US09490079B2 Electrochemical energy storage device with flexible metal contact current collector and methods of manufacture
Electrochemical energy storage devices such as electric double layer capacitors include flexible metal contact current collectors establishing electrical contact with a conductive housing and a conductive cover. The flexible current collector simplifies manufacturing of the device and avoids laser welding on the conductive housing. The manufacture devices are operable with a reduced direct current resistance by virtue of the flexible current collector.
US09490077B2 Solid electrolytic capacitor and mounting assembly
A solid electrolytic capacitor includes: a first capacitor element unit and a second capacitor element unit electrically insulated from each other. The first capacitor element unit includes a first anode portion and a first cathode portion respectively and electrically connected to a first anode bottom exposed portion and a first cathode bottom exposed portion exposed from an outer package. The second capacitor element unit includes a second anode portion and a second cathode portion respectively and electrically connected to a second anode bottom exposed portion and a second cathode bottom exposed portion exposed from the outer package. At the bottom surface of the outer package, the first cathode bottom exposed portion is disposed between the first anode bottom exposed portion and the second cathode bottom exposed portion, and the second cathode bottom exposed portion is disposed between the second anode bottom exposed portion and the first cathode bottom exposed portion.
US09490073B2 Electronic device
According to one embodiment, an electronic device includes at least one variable capacitor including a first electrode and a second electrode, and being brought into one of a first state and a second state according to a voltage applied between the first electrode and the second electrode, the first electrode and the second electrode being closer to each other in the second state compared with in the first state, and a charge pump circuit provided in a first integrated circuit chip and producing a voltage for establishing the second state. An external capacitor is connectable to the first integrated circuit chip and is receivable the voltage produced by the charge pump circuit.
US09490063B2 Shielded power coupling device
Axisymmetric solid of revolution derivable from section at FIG. 5 is generally toroidal with electric current(s) in windings 110, 160 preferably flowing circumferentially along major circle(s) during power coupling device operation. Current(s) in windings 110, 160; current(s) in half-shields 120, 170; and the volume of space swept out by shield airgap(s) 101 emerge from plane of paper perpendicularly at FIG. 5 but as these emerge therefrom they curve to follow toroidal major circle(s). Cores 115, 165 preferably shunt and align magnetic flux such that magnetic field lines escape therefrom primarily only in region(s) of core airgap(s) and such that magnetic flux loops lie in planes of toroidal minor circle(s). Half-shield(s) 120, 170 preferably have electrically conductive material(s) distributed therein as is sufficient to substantially cancel magnetic flux lines impinging thereon before effects of such impinging magnetic flux lines would reach shield airgap(s) 101 and/or outer surface(s) of half-shields 120, 170.
US09490056B2 Coil component and electronic module using the same
A coil component may include: a base board having an accommodation portion disposed therein and having conductive patterns disposed within the accommodation portion; an annular core disposed in the accommodation portion; and a laminated board laminated on the base board and having conductive patterns disposed on one surface thereof. The conductive patterns of the laminated board are connected to the conductive patterns of the base board to form a coil.
US09490055B2 Ceramic electronic component and manufacturing method thereof
A ceramic electronic component includes a ceramic body, an inner electrode, an outer electrode, and a connecting portion. The inner electrode is disposed inside the ceramic body. The end portion of the inner electrode extends to a surface of the ceramic body. The outer electrode is disposed on the surface of the ceramic body so as to cover the end portion of the inner electrode. The outer electrode includes a resin and a metal. The connecting portion is disposed so as to extend from an inside of the outer electrode to an inside of the ceramic body. In a portion of the surface of the ceramic body on which the outer electrode is disposed, the length of the connecting portion that extends in a direction in which the inner electrode is extends about 2.4 μm or more.
US09490045B2 Self-healing composites and applications thereof
A battery electrode includes an electrochemically active material and a binder covering the electrochemically active material. The binder includes a self-healing polymer and conductive additives dispersed in the self-healing polymer to provide an electrical pathway across at least a portion of the binder.
US09490044B2 Coated metal fine particle and manufacturing method thereof
Objects of the invention are to provide a method in which coated metal fine particles are smoothly manufactured when the coated metal fine particles are manufactured using a metal amine complex decomposition method, and, particularly, to provide coated metal fine particles that can be smoothly sintered even at a low temperature. The manufacturing method of coated metal fine particles includes a first step of mixing an amine liquid mixture of an alylamine having 6 or more carbon atoms and an alkylamine having 5 or less carbon atoms with a metal compound including one or more metal atoms, thereby generating a complex compound including the metal compound and amines; and a second step of heating and decomposing the complex compound, thereby generating coated metal fine particles.
US09490037B2 Clamper and in-channel-head operation device
A clamper (23) includes a clamp mechanism (231) which inserts an insertion portion (2311a) into a tube member and clamps the tube member and a lifting and lowering mechanism (232) which lifts and lowers the clamp mechanism (231) in the insertion direction of the insertion portion (2311a). The clamp mechanism (231) includes a clamp body (2311) which has the insertion portion (2311a), a cotter (2312) which protrudes from the insertion portion (2311a) to come into friction-contact with the tube member and is movable in a reciprocating manner in the insertion direction of the insertion portion (2311a), a piston rod (2313) which presses the cotter (2312) so that the cotter protrudes from the insertion portion (2311a) when being pulled toward the opposite side to the insertion direction of the insertion portion (2311a), and a rod cylinder (2315) which is integrated with the clamp body (2311) and pulls the piston rod (2313).
US09490035B2 Centralized variable rate serializer and deserializer for bad column management
A memory circuit includes an array subdivided into multiple divisions, each connectable to a corresponding set of access circuitry. A serializer/deserializer circuit is connected to a data bus and the access circuitry to convert data between a (word-wise) serial format on the bus and (multi-word) parallel format for the access circuitry. Column redundancy circuitry is connect to the serializer/deserializer circuit to provide defective column information about the array. In converting data from a serial to a parallel format, the serializer/deserializer circuit skips words of the data in the parallel format based on the defective column information indicating that the location corresponds to a defective column. In converting data from a parallel to a serial format the serializer/deserializer circuit skips words of the data in the parallel format based on the defective column information indicating that the location corresponds to a defective column.
US09490032B2 Integrated circuit chip and multi-chip system including the same
An integrated circuit chip includes a test circuit suitable for performing a test operation and generating a test result signal indicating whether there is an error or not in the integrated circuit chip, a transmitting unit suitable for transmitting the test result signal through an interlayer channel. The interlayer channel is precharged to a first level before the transmitting unit transmits the test result signal, and the interlayer channel is driven to a second level when there is an error.
US09490026B2 Nonvolatile memory erasure method and device
Disclosed are non-volatile memory erasure method and device for solving the problem of unnecessary time expenditure and complex process of the current erasure operation. The method comprises: after receiving an erasure instruction, performing a pre-reading verification on the target erasure area corresponding to the erasure instruction; if the pre-reading verification passes, then performing an erasure operation on the target erasure area; if not, then performing pre-programming verification on the target erasure area, and after the pre-programming verification passes, performing the erasure operation on the target erasure area. The method of the present application can eliminate the unnecessary pre-programming verification process while ensuring the target erasure area is in a full-erasure state before the erasure operation, thus saving erasure time and simplifying the erasure process.
US09490025B2 Methods of programming memory devices
Methods of programming memory devices include biasing each data line of a plurality of data lines to a program inhibit voltage; discharging a first portion of data lines of the plurality of data lines, wherein the first portion of data lines of the plurality of data lines are coupled to memory cells selected for programming; and applying a plurality of programming pulses to the memory cells selected for programming while biasing a remaining portion of data lines of the plurality of data lines to the program inhibit voltage.
US09490024B1 Solid state storage device and reading control method thereof
A reading control method for a solid state storage device includes following steps. If a hard decoding process fails, a first histogram parameter and a second histogram parameter are generated in the hard decoding process according to a first sensing voltage, a second sensing voltage and a third sensing voltage. Then, a voltage shift amount is obtained according to the first histogram parameter, the second histogram parameter and a voltage shift function. The first sensing voltage, the second sensing voltage and the third sensing voltage are updated according to the voltage shift amount. Then, a soft decoding process is performed. The updated first sensing voltage, the updated second sensing voltage and the updated third sensing voltage are provided to a non-volatile memory, so that the non-volatile memory generates a soft data.
US09490023B2 Mitigation of retention drift in charge-trap non-volatile memory
A method includes storing data values in a group of memory cells that share a common isolating layer, by producing quantities of electrical charge representative of the data values at respective regions of the common isolating layer that are associated with the memory cells. A function, which relates a drift of the electrical charge in a given memory cell in the group to the data values stored in one or more other memory cells in the group, is estimated. The drift is compensated for using the estimated function.
US09490015B2 Semiconductor memory device, memory system having the same, and method of operating the same
A semiconductor memory device, a memory system having the same, and a method of operating the same are provided. The semiconductor memory device includes a plurality of memory cells electrically coupled between a source select transistor and a drain select transistor, a peripheral circuit configured to perform a program operation on the plurality of memory cells, and a control logic unit configured to control the operation of the peripheral circuit so that at least two memory cells of the plurality of memory cells adjacent to the source select transistor and at least two memory cells of the plurality of memory cells adjacent to the drain select transistor are programmed to have a relatively fewer number of data bits than that of remaining memory cells of the plurality of memory cells in the program operation.
US09490008B1 9T, 8T, and 7T Bitcells for 1R1W and single port static random access memories (SRAM) with single-ended read and single-ended write
The present patent application describes 9T, 8T, and 7T versions of bitcells used with 1R1W memories. It also describes 9T, 8T, and 7T versions of bitcells used with single port SRAM memories. Different circuits are discussed to support different bitcells and architectures mentioned above. Our 1R1W and single port bitcells and architectures give significant advantages over the conventional bitcells and architectures.
US09490005B2 Memory circuit and method for routing the memory circuit
A memory circuit includes a first row of memory cells, a first word line and a second word line over and electrically coupled to the first row of memory cells, a second row of memory cells aligned with the first row of memory cells along a predetermined direction, and a third word line and a fourth word line over and electrically coupled to the second row of memory cells. The first word line is aligned with the third word line, and the second word line is aligned with the fourth word line. One of the first word line or the second word line is electrically coupled with one of the third word line or the fourth word line. The other one of the first word line or the second word line is electrically decoupled from the other one of the third word line or fourth word line.
US09490002B2 Reduced refresh power
N out of every M number of refresh commands are ignored (filtered out) by a buffer chip on a memory module. N and M are programmable. The buffer receives refresh commands (e.g., auto-refresh commands) from the command-address channel, but does not issue a proportion of these commands to the DRAMs on the module. This reduces the power consumed by refresh operations. The buffer may replace some auto-refresh (REF) commands with activate (ACT) and precharge (PRE) commands directed to specific rows. These rows may have known ‘weak’ cells that require refreshing more often than a majority of the other rows on the module (or component). By ignoring some auto-refresh commands, and directing some others to specific rows that have ‘weak’ cells, the power consumed by refresh operations can be reduced.
US09490000B2 Method and system for providing thermally assisted magnetic junctions having a multi-phase operation
A magnetic junction usable in magnetic devices is described. The magnetic junction includes at least one reference layer, at least one nonmagnetic spacer layer and a free layer. The nonmagnetic spacer layer(s) are between the reference layer(s) and the free layer. The free layer has a magnetic thermal stability coefficient having a plurality of magnetic thermal stability coefficient phases. A first phase magnetic thermal stability coefficient has a first slope below a first temperature. A second phase magnetic thermal stability coefficient has a second slope above the first temperature and below a second temperature greater than the first temperature. The first and second slopes are unequal at the first temperature. The magnetic thermal stability coefficient is zero only above the second temperature. The free layer is switchable between stable magnetic states when a write current passed through the magnetic junction.
US09489996B2 Data processing apparatus and method
A data processing apparatus includes a controller configured to provide, using a unified connector, group data processing information for a processing operation of a data group processed based on the same data processing information. The data group comprises a plurality data transmitted or received through a plurality of connectors. An operation unit is configured to decode and/or encode the data group based on the group data processing information.
US09489993B2 Semiconductor memory apparatus optimized for setting operation parameter and operating parameter setting method thereof
A semiconductor memory apparatus may include: a memory area; and a controller including a register configured to store parameter setting data, and to provide the parameter setting data to the memory area based on a data transmission enable signal enabled according to a parameter setting command or parameter get command.
US09489986B2 Use of program-schedule text and teleprompter output to facilitate selection of a portion of a media-program recording
In one aspect, an example method involves accessing first data representing a program schedule of a media program; making a determination that first text of the program schedule matches second text displayed by a teleprompter, where a portion of the media program was recorded proximate a time when the second text was displayed; using the first text of the program schedule as a basis to select a portion of the program schedule; and responsive to at least the determination, storing data indicative of a correlation between (i) the selected portion of the program schedule and (ii) the recorded portion of the media program. An example non-transitory computer-readable medium and an example computing device, both related to the example method, are also disclosed herein.
US09489985B2 Multimedia player displaying operation panel depending on contents
A digital content operating apparatus, including: a communication unit which communicates with an external device which has a display for displaying the digital content; a user operation interface which receives a user operation to control the digital content which is displayed on the external device; a display which displays either a linear content operation panel or an interactive content operation panel; and a controller which controls the user operation interface corresponding to information on the digital content which is displayed on the external device; wherein either the linear content operation panel or the interactive content operation panel is displayed alternatively as the user operation interface on the display.
US09489980B2 Video/audio synchronization apparatus and video/audio synchronization method
A video/audio synchronization apparatus includes: a decoder configured to decode a frame contained in encoded video data and determine playback time of the frame based on a first clock signal, and decode encoded audio data and determine playback time of an associated audio signal contained in the decoded audio data and to be played back simultaneously with the frame, based on a second clock signal different from the first clock signal; a silent period detector configured to detect a silent period from within the associated audio signal; and an audio timing adjuster configured to reduce a difference between the playback time of the frame and the playback time of the associated audio signal by skipping or repeating a silent period contained within a period of the associated audio signal.
US09489978B2 Method of surface-treating metal component
Provided is a method for surface-treating a metal component, whereby a pseudo-plated layer can be formed on a surface of a metal component, and quality equivalent to plating or other coating process can be obtained. The method includes a chemical polishing step scraping a surface of a base plate formed into a given shape through chemical polishing by 0.5 micrometer or more, and a heat treat pseudo-plating step forming a pseudo-plated layer on the surface through a heat treatment conducted by heating the base plate at a solution treatment temperature or above, for example, 850 degrees C. or above, preferably approximate 1040 degrees C., in a reducing atmosphere after the polishing step.
US09489977B1 Storage device, controller, and recording and reproducing method
According to one embodiment, there is provided a storage device including a data converter, a recording medium, and an equalizer. The data converter converts data into sets of n number of four-ary symbols according to mapping rules in which 22n-1 or fewer types of bit labels are mapped onto the n number of four-ary symbols, where n is an integer of two or greater. Onto the recording medium, the converted n number of four-ary symbols are recorded in the form of a signal of one level among four levels. The equalizer equalizes a signal read from the recording medium into sets of the n number of four-ary symbols.
US09489971B1 Flexible circuit for concurrently active recording heads
A system includes a first preamplifier, a second preamplifier and a flex circuit. The first preamplifier is configured to be connected to a first plurality of recording heads. The second preamplifier is configured to be connected to a second plurality of recording heads. At least one of the first plurality of recording heads and at least one of the second plurality of recording heads are configured to concurrently perform read and or write operations. The flex circuit is a single flex circuit configured to connect the first and second preamplifiers to the plurality of recording heads.
US09489967B2 Method and apparatus for aligning a laser diode on a slider
A structure includes a channel waveguide and a pocket adjacent to an input facet of the channel waveguide. A laser having an output facet is positioned in the pocket. The structure includes a stop on either the laser or a wall of the pocket. The stop is positioned at an interface between the laser and the wall of the pocket such that the output facet of the laser and the input facet of the waveguide are separated by a gap.
US09489964B2 Effective pre-echo attenuation in a digital audio signal
A method is provided for processing pre-echo attenuation in a digital audio signal generated from a transform coding, wherein, at the decoding point, the method includes: detection of a position of attack in the decoded signal; determination of a pre-echo region preceding the position of attack detected in the decoded signal; calculation of attenuation factors per sub-block of the pre-echo region, according to at least the frame wherein the attack has been detected and the preceding frame; and pre-echo attenuation in the sub-blocks of the pre-echo region by the corresponding damping factors. The method also includes application of a filter for the spectral shaping of the pre-echo region on the current frame up to the detected position of the attack. A device and a decoder including the device are also proved for implementing the method.
US09489959B2 Device and method for bandwidth extension for audio signals
The purpose of the present invention is to more efficiently extend, using a low bit rate, the bandwidth of input signals having a harmonics structure, in order to obtain better audio quality. The present invention is installed in a device that extends bandwidth for audio signal encoding and decoding. This novel bandwidth extension encoding identifies a low-frequency spectrum component having the highest correlation to a high-frequency bandwidth signal among input signals, duplicates a high-frequency spectrum by energy adjustment of said component, and maintains the harmonic relationship between the low-frequency spectrum and the duplicated high-frequency spectrum by adjusting the spectral peak position of the duplicated high-frequency spectrum, on the basis of a harmonic frequency estimated from a composite low-frequency spectrum.
US09489958B2 System and method to reduce transmission bandwidth via improved discontinuous transmission
The present disclosure is directed towards a method for discontinuous transmission (“DTX”) bandwidth reduction. The method may include receiving, at a processor, a frame identified as speech and determining that the frame was mistakenly identified as speech based upon, at least in part, a voice activity detection algorithm. The method may further include labeling the frame as a silence indicator frame.
US09489957B2 Audio encoder and decoder
The present disclosure provides methods, devices and computer program products for encoding and decoding a multi-channel audio signal based on an input signal. According to the disclosure, a hybrid approach of using both parametric stereo coding and discrete representation of the processed multi-channel audio signal is used which may improve the quality of the encoded and decoded audio for certain bitrates.
US09489952B2 Wagering game having seamless looping of compressed audio
Gapless looping playback of an audio sound seamlessly without any silence between loops. An uncompressed digital audio file is divided and encoded using an MP3 encoder to produce two encoded files, A and B. The MP3 encoder adds a padding delay at the beginning and end of each file. Two timers are defined: T1=A−(a+b) and T2=B−(d+c), where a is the padding delay at the end of A, b is the delay at the beginning of B, c is the delay at the beginning of A, and d is the delay at the end of B. Simultaneously, a decoder starts to decode A on Track 1 and T1 is started. Immediately after T1 expires, a decoder starts to decode B on Track 2 and T2 is started. Thanks to the timers, the respective end and beginning of the sound portions of A and B temporally align so that no silence is heard.
US09489941B2 Operation assisting method and operation assisting device
An operation assisting method comprising, comparing an input spoken voice with a preliminarily stored keyword associated with an operation target to obtain an evaluation value of likelihood that the keyword is included in the spoken voice, and determining whether or not the keyword was spoken, based on the evaluation value of likelihood where it is determined that the keyword was spoken if the evaluation value of likelihood exceeds a threshold value, detecting whether or not eyes of a user are directed at the operation target. A threshold value is decreased in cases where the eyes of the user are directed at the operation target and where the evaluation value of the spoken voice falls within a predetermined range.
US09489940B2 Apparatus and methods to update a language model in a speech recognition system
The technology of the present application provides a method and apparatus to allow for dynamically updating a language model across a large number of similarly situated users. The system identifies individual changes to user profiles and evaluates the change for a broader application, such as, a dialect correction for a speech recognition engine, as administrator for the system identifies similarly situated user profiles and downloads the profile change to effect a dynamic change to the language model of similarly situated users.
US09489937B1 Real-time noise reduction system for dynamic motor frequencies aboard an unmanned aerial vehicle (UAV)
Systems and methods for simultaneously capturing live audio and video feeds and reducing motor/rotor noise associated with the video feed for a multirotor unmanned aerial vehicle (UAV). Noise reduction occurs in real time or near real time as one or more frequencies associated with a motor, rotor, or attitude of the UAV are recognized, subtracted and/or dithered from the audio feed, resulting in one or more correction signals. The one or more correction signals may be dynamically summed in order to generate a corrected audio feed for transmission.
US09489924B2 Boot display device detection and selection techniques in multi-GPU devices
Techniques for selecting a boot display device in the multi-GPU configured computing device include a graphic initialization routine for determining a topology of a plurality of GPUs. It is then determined if a display is coupled to any of the plurality of GPUs. The determination of whether the display is coupled to a GPU is communicated to the other of the plurality of GPUs based upon the determined topology. Thereafter, selection of a given GPU as a primary boot device, by a system initialization routine, is influenced by representing each GPU not coupled to the display as a graphics device and the GPUs coupled to a given display as the primary boot device if one or more displays are coupled to GPUs, and by representing the given GPU as the primary boot device and all other GPUs as graphics devices when the display is not coupled to any of the GPUs. In addition or in the alternative selection of the given GPU as the primary boot device may be influenced by hiding the expansion ROM of GPUs not coupled to a display.
US09489904B2 Liquid crystal display device
A liquid crystal display device includes image signal lines, a plurality of pixel circuits that is connected to the image signal lines, an image signal line driving circuit that is connected to the image signal lines, and sequentially outputs an image signal, a gate line driving circuit that supplies a scanning signal. A period in which the gate line driving circuit supplies a scanning signal to any pixel circuit is a first period in which the image signal is output to the pixel circuit when a polarity of the image signal in a previous frame is different from the polarity in the present frame, and the first period and a second period in which the image signal of a different polarity is supplied before the first period when the polarity in the previous frame is identical with the polarity in the present frame.
US09489900B2 Display device that can suppress the unevenness of reflection brilliance due to the glare of an outside light on a display surface
A display device that can suppress the unevenness of reflection brilliance due to the glare of an outside light on a display surface, and can achieve the enhancement of the visibility of a display image. For preventing the unevenness of the reflection brilliance due to the glare of the outside light on the front surface of the display of the display device, a display device according to an aspect of the present invention corrects the display brilliance of the display image on the display and suppresses the unevenness. That is, the display brilliance of the display image is corrected for each pixel, such that a mixed display brilliance MDB resulting from adding the reflection brilliance on the front surface of the display and the display brilliance of the display image becomes a brilliance in accordance with a characteristic curve OMDBC that is fixed regardless of the reflection brilliance R.
US09489886B2 Active matrix organic light emitting diode display
An improved AM OLED pixel circuit and method of wide dynamic range dimming for AM OLED displays are disclosed that maintain color balance throughout the dimming range, and also maintain the uniformity of the luminance and chromaticity of the display at low gray-levels as the display is dimmed to lower luminance values. As such, AM OLED displays can meet the stringent color/dimming specifications required for existing and future avionics, cockpit, and hand-held military device display applications. Essentially, the OLED pixel circuit and method of dimming that are disclosed use Pulse Width Modulation (PWM) of the OLED pixel current to achieve the desired display luminance. Two example circuits are disclosed that externally PW modulate the common cathode voltage or common power supply voltage to modulate the OLED current in order to achieve the desired display luminance. Three example circuits are disclosed that incorporate additional transistor switches in the pixel circuit to modulate the OLED current during the frame time. By PWM of the OLED current, in combination with data voltage (or current) modulation, wide dynamic range dimming can be achieved while maintaining the color balance and the luminance and chromaticity uniformity required over the surface of the display involved.
US09489885B2 Organic light emitting diode display
An organic light emitting diode (OLED) display includes: a substrate; a scan line formed on the substrate and that transfers a scan signal; a data line and a driving voltage line that intersect the scan line and that transfer a data signal and a driving voltage, respectively; a switching thin film transistor (TFT) connected to the scan line and the data line; a driving TFT connected to the switching TFT and the driving voltage line; an OLED connected to the driving TFT; a storage capacitor connected between the driving voltage line and a driving gate electrode of the driving TFT; and a boosting capacitor connected to the storage capacitor, wherein the storage capacitor has at least one capacitor opening.
US09489884B2 Method of driving display device
An active matrix type EL display device is provided, which is capable of suppressing the unevenness of luminance display due to the unevenness of the characteristics of TFTs which constitute pixels, or due to variations in the environmental temperature at which the display device is used. The active matrix type EL display is driven by a time gray scale method, and is capable of keeping the drain current of each of its EL driving TFTs constant by operating each of the EL driving TFTs in a saturation region in an ON state. Accordingly, constant current can be made to flow in each of the EL elements, whereby it is possible to provide an active matrix type EL display device with accurate gray scale display and high image quality.
US09489877B2 Detect circuit and display device
A detecting circuit comprises a first to a third detecting line, a first and a second control line, and a first to a sixth transistor set. Each transistor set comprises a first and a second transistor, a control terminal thereof couples to the first and the second control line, respectively, a first terminal thereof couples to one of the first to the third detecting line, a second terminal thereof couples to the second terminal of the second transistor in the same transistor set. The connection nodes compose a dot set [(3,3), (2,2), (3,1), (2,3), (3,2), (2,1)], wherein the numerals 1-3 represent the first to the third detecting line, a first and a second numeral of a dot represent that a first terminal of the first and the second transistor connect to the detecting lines represented by the numerals, respectively.
US09489873B2 Textile fastener with cover
Embodiments are directed to textile fasteners. In one embodiment, the textile fastener may include a spherical member and a receiving member. The receiving member may include a flange portion and an opening within the flange portion where the opening is configured to receive the spherical member. In an embodiment, the insertion of the spherical member at least partially into the opening applies a friction force between the textile and the receiving member thereby attaching the textile fastener to the textile. In particular, magnetic interaction between the spherical member and the receiving member may maintain the friction force between the textile and the receiving member. The textile fastener also includes a cover member that substantially conceals the spherical member and the receiving member from view. The cover member may be an ornamental or functional structure, including a wearable electronic device.
US09489854B2 Computing technologies for diagnosis and therapy of language-related disorders
The present disclosure relates to computing technologies for diagnosis and therapy of language-related disorders. Such technologies enable computer-generated diagnosis and computer-generated therapy delivered over a network to at least one computing device. The diagnosis and therapy are customized for each patient through a comprehensive analysis of the patient's production and reception errors, as obtained from the patient over the network, together with a set of correct responses at each phase of evaluation and therapy.
US09489852B1 Unmanned aerial vehicle management system
An Unmanned Aerial System configured to receive a request from a user and fulfill that request using an Unmanned Aerial Vehicle. The Unmanned Aerial System selects a distribution center that is within range of the user, and deploys a suitable Unmanned Aerial Vehicle to fulfill the request from that distribution center. The Unmanned Aerial System is configured to provide real-time information about the flight route to the Unmanned Aerial Vehicle during its flight, and the Unmanned Aerial Vehicle is configured to dynamically update its mission based on information received from the Unmanned Aerial System.
US09489841B1 Portable multi-function roadway barrier
A roadway barrier is provided for detecting a dangerous traffic condition. The roadway barrier includes a control module comprising at least one processor, a computer readable storage medium, and executable instructions stored on the computer readable storage medium; a display in communication with the control module; and at least one sensor oriented to measure data related to an approaching vehicle. The roadway barrier is positioned adjacent a safety zone such that the at least one sensor is oriented in a direction to detect traffic approaching the adjacent safety zone. The control module receives data from the at least one sensor related to a speed and direction of an approaching vehicle and determines, based on a speed, distance, predetermined reactionary response times, road surface drag factors and direction of the vehicle whether the stopping distance of the vehicle is estimated to be capable of stopping prior to entering the safety zone.
US09489839B2 Tracking a vehicle using an unmanned aerial vehicle
Tracking a vehicle using an unmanned aerial vehicle is disclosed. One or more first images may be received from a first camera of the first unmanned aerial vehicle located at a first location. A unique identifier of a first vehicle may be determined to be not identifiable in at least one of the one or more first images. The first unmanned aerial vehicle may be then repositioned. One or more second images having the second field of view and showing the first vehicle may then be received. The unique identifier of the first vehicle may then be determined based on at least one of the one or more second images.
US09489837B1 Providing storage system telemetry data
Reducing telemetry data transmitted from a storage system includes selecting a data reduction algorithm from a plurality of data reduction algorithms, where selection includes eliminating data reduction algorithms that process frames of telemetry data at a lower rate than the frames of telemetry data are generated and applying the data reduction algorithm to the telemetry data. Selecting a data reduction algorithm may include selecting a remaining one of the data reduction algorithms that provides a greatest amount of data reduction. Reducing telemetry data transmitted from a storage system may also include determining if the data reduction algorithm sufficiently reduces an amount of data that is transmitted using a communications channel and removing some of the telemetry data in response to the data reduction algorithm not sufficiently reducing the amount of data that is transmitted. The data reduction algorithms may include data de-duplication and data compression.
US09489833B2 Remote control and communication method for remote control
A remote control for controlling a controllable device, including: an infrared transmitter that transmits information via infrared light; a wireless transceiver that transmits information by wireless communication via radio waves; a receiver that receives, from a user, control information to be transmitted to the controllable device; a wireless communication determination unit configured to determine whether wireless communication between the wireless transceiver and the controllable device is possible; and a control unit configured to select, based on a result of the determination by the wireless communication determination unit, one of the infrared transmitter and the wireless transceiver for transmission of the control information to the controllable device, and cause the selected one of the infrared transmitter and the wireless transceiver to transmit the control information to the controllable device.
US09489832B2 Industrial-enabled mobile device
An industrial-enabled mobile electronic device, such as a personal mobile phone or tablet computer, allows a user to wirelessly interact with industrial devices for a variety of purposes. The mobile electronic device can communicate with an industrial device to read and write configuration settings, read and view log data, send commands to the industrial device, and other such functions. The mobile electronic device can perform various types of analysis on images and video of the industrial device captured by the mobile electronic device, including identifying and translating a model or device number printed on the device, or translating error codes displayed by the industrial device. The mobile electronic device can also retrieve additional information about the industrial device or the device's stored data via interaction with a remote technical support service, and can be used to facilitate dialog with a remote technical support person.
US09489830B2 Communication method and communication system
A command sequence is restarted from the middle even when supply of power supply voltage to an internal circuit in a wireless tag is temporarily stopped (a power flicker occurs). A register or a cache memory included in a signal processing circuit in the wireless tag continues to retain data even after the supply of power supply voltage is stopped. After the power flicker occurs, the signal processing circuit in the wireless tag is returned to the state before the supply of power supply voltage is stopped and can restart signal processing. Consequently, the command sequence can be restarted from the middle.
US09489820B1 Method for determining whether an individual leaves a prescribed virtual perimeter
A method and system that allows healthcare providers, hospitals, skilled nursing facilities and other persons to monitor disabled, elderly or other high-risk individuals to prevent or reduce falls and/or mitigate the impact of a fall by delivering automated notification of “at risk” behavior and falls by such an individual being monitored where assistance is required.
US09489818B2 Bed status system for a patient support apparatus
A bed status system includes a patient support apparatus having a status, a location unit configured to provide a location to the patient support apparatus, and a bed status module coupled to the location unit and the patient support apparatus to receive the status and the location.
US09489817B2 Infrared sensing of eye and eyelid movements to detect drowsiness
The disclosed embodiments provide a head-mounted device. The head-mounted device includes a sensing apparatus, which contains a first infrared emitter and a second infrared emitter positioned below the first infrared emitter, wherein the first and second infrared emitters alternate emission of infrared pulses at an eye of a user. The sensing apparatus also includes a first infrared detector that produces a first measurement of a reflection of the infrared pulses from the eye of the user. The head-mounted device also includes a processing apparatus that analyzes the first measurement from the first infrared detector to characterize an eyelid movement of the user.
US09489814B1 Fire alarm system
A fire alarm control and monitoring system is disclosed. In some embodiments, the fire alarm and control system may include a plurality of fire alarm control panels connected together through a communication network. In some embodiments, the fire alarm control panels may communicate using a token passing protocol yet be arranged in a tree network topology.
US09489806B2 Card game system and device having supplemental awards based on consecutive non-terminating outcomes
A card game includes a plurality of rounds playable upon at least one base wager and at least one supplemental wager. Each one of the rounds results in an outcome, where a base award is associated with at least one of the outcomes. A pattern condition is fulfillable when a pattern of the outcomes corresponds to one of a plurality of designated patterns. Different supplemental awards are provided based on the fulfillment of the pattern condition.
US09489805B2 Multi-level wagering competitions
Various embodiments that may generally relate to one or more competitions. Such competitions may include a plurality of rounds. A round may include a player attempting to choose a winner of an event on which a round is based. A surviving player after a number of rounds may be a winner of a competition. Various apparatus and methods are described.
US09489800B2 Applications for gaming devices in a networked environment
A method comprises receiving a request from a gaming device to initiate a session of game play comprising a plurality of game plays to be played, and transmitting to the gaming device an amount of credit required to initiate a first game play of the session on the gaming device.
US09489795B2 Controlling mechanical outcome indicators of gaming machines
The present invention describes a system having a gaming machine using game circuitry logic and a primary controller to perform a primary wagering game. The system may further include a secondary controller using mechanical components of the gaming machine to perform secondary wagering games. The secondary controller is configured to actuate and control mechanical components of the gaming machine system controlled by the primary controller. The secondary controller further combines output of the primary and secondary wagering games to generate a unified graphical user interface displayed on a display device of the gaming machine. The secondary controller also actively translates input and output coordinate data between each of the primary and secondary controller graphical user interfaces and the unified graphical user interface.
US09489792B1 Managing gaming data rule sets and communications
A wagering game system and its operations are described herein. In some embodiments, the operations can include accumulating data for a plurality of events that a first application generates during a wagering game session from a plurality of wagering game sessions associated with a wagering game player account. The operations can further include detecting that occurrence of at least one of the plurality of events would cause a second application to award a level of progress in a persistent-state game. A state of the persistent-state game is persisted across the plurality of the wagering game sessions for the wagering game player account. The operations can further include providing the data to the second application, after the occurrence of a trigger, such as in response to determining the at least one of the plurality of events would cause the second application to award the level of progress in the persistent-state game.
US09489789B2 Electronic key registration method and electronic key registration system
A method for registering an electronic key includes storing an electronic key ID and an encryption code in a controller to register the electronic key to the controller, and associating a communication subject ID, which is unique to a communication subject, with a controller ID, which is unique to the controller storing the electronic key ID and the encryption code, and the electronic key ID.
US09489785B2 RFID secure authentication
Authentication systems and methods for a population of devices each associated with an RFID tag are described. For each device, a secret key is combined cryptographically with a publicly-readable unique identifier (UID) of an RFID tag to obtain a unique authorization signature. The RFID tag is prepared utilizing the unique authorization signature as memory-access and/or tag-operation password(s). The systems and methods may safeguard against attacks whereby compromise of a single tag will not compromise the entire population of devices and may reduce or eliminate the use of inappropriate surgical devices during a surgical procedure.
US09489784B2 Intelligent entrance guard unlocking system and unlocking method thereof
An intelligent entrance guard unlocking method includes: transmitting electric energy of a power unit of a intelligent entrance guard in a wireless electromagnetic radiation via a transmit coil; receiving the electric energy via a receiver coil of a powerless smart key; capturing a face image of an user and storing the face image in a second storage unit of the powerless smart key; controlling a wireless transmit unit of the powerless smart key to transmit a wireless signal containing the face image to the intelligent entrance guard; obtaining a predefined face image from a first storage unit of the intelligent entrance guard and comparing the face image with the predefined face image; unlocking the intelligent entrance guard when the face image matches with the predefined face image and not unlocking the intelligent entrance guard when the face image does not match with the predefined face image.
US09489780B2 Method for processing data
A method for processing data with parameters of a vehicle, power train or power train component of different origin comprises reading out of the data and the carrying out a statistical analysis for determining the minimum and maximum axis values of the data associated with the same parameters. Subsequently, the data is converted and compressed into a common format, and the data associated with the same parameters is provided with common axes and the same number of sampling points, wherein the start and end figures of the axes results from the minimum and maximum axis figures. The data processed in this way may then be subjected to further processing.
US09489777B2 Device for detecting the impact of an object on a vehicle
The invention relates to a device for detecting the impact of an object on a vehicle, which comprises a hose filled with a filling medium. The device also comprises a first pressure sensor which is connected with a first end of the hose and a second pressure sensor connected with a second end of the hose. An electronic control unit is connected with the first and the second pressure sensor and is designed for the processing of the signals received by the first and the second pressure sensor. The hose is sealed off with respect to the environment and the first and the second pressure sensor, so that the internal pressure of the filling medium is independent of an ambient pressure. The electronic control unit is designed for processing temperature-caused changes of the internal pressure as a criterion for the diagnosis of the operability of the device.
US09489775B1 Building a three-dimensional composite scene
The capture and alignment of multiple 3D scenes is disclosed. Three dimensional capture device data from different locations is received thereby allowing for different perspectives of 3D scenes. An algorithm uses the data to determine potential alignments between different 3D scenes via coordinate transformations. Potential alignments are evaluated for quality and subsequently aligned subject to the existence of sufficiently high relative or absolute quality. A global alignment of all or most of the input 3D scenes into a single coordinate frame may be achieved. The presentation of areas around a particular hole or holes takes place thereby allowing the user to capture the requisite 3D scene containing areas within the hole or holes as well as part of the surrounding area using, for example, the 3D capture device. The new 3D captured scene is aligned with existing 3D scenes and/or 3D composite scenes.
US09489772B2 Environment actuation by one or more augmented reality elements
Apparatuses, systems, media and methods may provide for environment actuation by one or more augmented reality elements. A location module may determine a location of one or more networked devices in a real space and/or establish a location of the one or more augmented reality elements in a virtual space, which may be mapped to the real space. A coordinator module may coordinate a virtual action in the virtual space of the one or more augmented reality elements with an actuation event by the one or more networked devices in the real space. The actuation event may correspond to the virtual action in the virtual space and be discernible in the real space.
US09489771B2 Techniques for spatially sorting graphics information
Various embodiments are generally directed to an apparatus, method and other techniques for separating a group of polygons from a viewpoint of a scene into a dependent subgroup of polygons or a non-dependent subgroup of polygon and spatially sorting the non-dependent subgroup of polygons and the dependent group of polygons separately to form a sorted group of polygons.
US09489770B2 Method for generating quartic bezier triangle patches from triangle mesh for computer graphics
Method for generating curved surface consisting of quartic Bezier triangles patches, from a mesh of planar triangles is disclosed. Mesh of planar triangles is used as input. For each vertices, faces that are joined at the vertex are evaluated to determine the desired surface orientation and a scalar parameter that describes the curvature. This can be expressed as a normal vector with its size representing the scalar parameter. Based on this normal vector, one cubic Bezier control point is generated on each side of triangles surrounding the vertex. Applying this to all vertices in the mesh will form cubic Bezier curve which is the boundary curve shared between the adjacent triangle patches. Once cubic Bezier boundary curves are obtained, quartic Bezier triangles patches can be generated for each triangle in the mesh.
US09489756B2 Graph based degree of freedom counter for two dimensional drawings
A method, apparatus, system, article of manufacture, and computer program product provide the ability to utilize a degree of freedom (DOF) for a construction. In a preparation phase, a graph structure is constructed from a construction model that transforms construction primitives into graph primitives. In a search phase, all compact sub-graphs of the graph structure are identified. In a counting phase, a DOF is calculated for each compact sub-graph and adjusted based on interactions between the compact sub-graphs. In an internal DOF searching phase, an internal DOF is computed for each compact sub-graph and used to determine and solve overconstrained sub-graphs. A determination regarding whether a structure of the construction model can be modified based on the DOF and internal DOF is output.
US09489752B2 Ordered subsets with momentum for X-ray CT image reconstruction
Methods, systems, and non-transitory computer readable media for image reconstruction are presented. Measured data corresponding to a subject is received. A preliminary image update in a particular iteration is determined based on one or more image variables computed using at least a subset of the measured data in the particular iteration. Additionally, at least one momentum term is determined based on the one or more image variables computed in the particular iteration and/or one or more further image variables computed in one or more iterations preceding the particular iteration. Further, a subsequent image update is determined using the preliminary image update and the momentum term. The preliminary image update and/or the subsequent image update are iteratively computed for a plurality of iterations until one or more termination criteria are satisfied.
US09489747B2 Image processing apparatus for performing object recognition focusing on object motion, and image processing method therefor
An image processing apparatus includes a detection unit configured to detect areas that have changed between a plurality of images, a calculation unit configured to calculate movement vectors for respective areas on the plurality of images, an estimation unit configured to estimate areas where a moving object exists in the plurality of images by using the movement vectors for respective areas calculated by the calculation unit, and information about the motion of an imaging unit, which captured the plurality of images, in the plurality of images, and an identification unit configured to identify moving object areas based on the changed areas detected by the detection unit, and the areas where a moving object exists estimated by the estimation unit.
US09489743B2 Determining dimension of target object in an image using reference object
Systems and methods for determining one or more dimensions of an object using a digital image are described.
US09489741B2 Method, apparatus and computer program product for disparity estimation of foreground objects in images
In an example embodiment, method, apparatus and computer program product are provided. The method includes facilitating receipt of first image (I1) and second image (I2) of a scene. Cost volume between images I1 and I2 for set of foreground labels (FL) and set of background labels (BL) is determined that includes matching costs of pixels in I1 and corresponding pixels in I2 for FL and BL. Reduced cost volume is determined from the cost volume, including matching costs of pixels in I1 and corresponding pixels in I2 for FL and a background label (L1) of BL, where matching cost of an individual pixel in I1 and corresponding pixel of the individual pixel in I2 for L1 includes minimum matching cost from a set of matching costs of the individual pixel for BL. A disparity map is generated by performing cost aggregation of the reduced cost volume in I1 and I2.
US09489739B2 Scene analysis for improved eye tracking
Technologies related to scene analysis for improved eye tracking are generally described. In some examples, detected gaze targets may be derived from gaze direction information from an eye-facing sensor. Detected gaze target positions and/or motion may be improved by capturing and analyzing digital scene information from a scene visible by the eye. Digital scene information captured by a digital camera may be analyzed to identify potential gaze targets, such as stationary gaze targets, moving gaze targets, and/or accelerating gaze targets. Detected gaze targets may be modified to positions of selected gaze targets.
US09489731B2 Directional diffusion fiber tracking
Systems and methods facilitating high definition fiber tracking are disclosed. These systems and methods can utilize a directional Axonal Volume (dAV) value that can quantify the direction and volume of anisotropic water diffusion in axons to assess brain connection integrity. dAV provides a robust and anatomically interpretable measurement of connectivity strength of axon tracts. One method include receiving diffusion magnetic resonance imaging (dMRI) data, quantifying a vector axonal directional diffusion axon volume while removing extracellular isotropic water, segmenting fiber tracks from the data, voxelizing the fiber tracks into voxels, determining voxel dAV values for each voxel and directions, and determining fiber dAV values for each fiber track based on voxel dAV values. This non-invasive method can measure strength and integrity of brain tracts. Such measurements aid in detection of connection disorders like traumatic brain injury and mapping the location of brain tracts and their projection fields to improve neurosurgical outcomes.
US09489717B2 Shared image device
A mechanism or technique able to join a shared image device with a remote storage location via a network connection, and determine whether the shared image device can obtain better quality images of a subject or geographic location than those stored at the remote storage location.
US09489716B1 Street-level imagery acquisition and selection
A street-level imagery acquisition and selection process identifies which images are published in a street field view. An imagery database includes panoramas each corresponding to a set of images acquired from a single viewpoint. The panoramas are attached to corresponding positions on a road network graph. The graph is divided into a set of selection paths, each of which includes a topologically linear sequence of road segments. Each selection path is evaluated to select a set of panoramas to be published in the path. Panoramas of interior road segments are selected before panoramas at intersections. Selected panorama identifiers for each interior road segment of the selection paths and each intersection correspond to a position along the road network graph. The selected panorama identifiers are then published in the street field view.
US09489710B2 Hybrid rendering in graphics processing
This disclosure presents techniques and structures for graphics processing. In one example, a method of graphics processing may include rendering, with a graphics processing unit (GPU), one or more portions of a frame using one or more graphics operations, and writing, with the GPU, color data directly to a color buffer in a system memory in accordance with the one or more graphics operations. The method may further include writing, with the GPU, depth data to a depth buffer in a graphics memory in accordance with the one or more graphics operations, and resolving, with the GPU, the depth buffer in the graphics memory to the system memory when the rendering of the one or more portions of the frame is complete.
US09489701B2 Adaptive energy management system
Systems, methods, and devices related to a microgrid system for providing power to a facility. A self-contained power system provides power to a facility using a combination of power storage elements and renewable energy sources. A connection to an external power grid may also be provided. The system optimizes power flow to the facility using power from the storage elements and the renewable energy sources and, if necessary, the external power grid. The optimization process predicts future power usage by the facility using power usage data from a predetermined time window. The optimization process can also take into account predicted energy generation amounts by the renewable energy sources. To optimize economic effects, the optimization process can also determine whether to buy and when to buy power from the external power grid.
US09489699B2 Influence maximization with viral product design
The disclosure includes use of a feature-aware propagation model to identify one or more features of a product and one or more person(s), or members of a social network, to target, or user, for marketing the product having the identified features. The one or more person(s) identified using the model may be the person(s), or member(s), of a social network determined to have a maximum capability, relative to other members of the social network, for influencing the members of the social network in adopting, e.g., purchasing, a product having the identified features. In addition, parameters of the model may be determined using information about the social network, user preferences, and the products and features of the products.
US09489697B1 Systems and methods of determining microroyalties
Systems and methods for determining a payment to a contributor are provided herein. Methods may include determining the contributor of a portion of software in a collaborative work; tracking the number of times the portion of software is used in a collaborative work; determining a weighting for each contributed portion of software; and calculating the proportional payment to each contributor based on the weighing and an income from the collaborative work.
US09489694B2 Multi-bureau credit file freeze and unfreeze
The systems and methods described herein allow consumers to lock or unlock their credit files at multiple credit bureaus in real-time or near real-time. The service may allow a consumer to provide identifying information, such as a personal identifier to lock or unlock credit files at a plurality of credit bureaus over a network. Upon receiving the personal identifier, the system may use the personal identifier to translate the identifier into a plurality of access codes for respective credit bureaus, for example by accessing a data structure, such as a database or table, that stores a personal identifier and access codes that are associated with a consumer. The system may then use the access codes to automatically initiate locking or unlocking of credit files for the consumer at the respective credit bureaus.
US09489688B2 Method and system for recommending search phrases
Embodiments of the present application relate to a method for recommending search phrases, a system for recommending search phrases, and a computer program product for recommending search phrases. A method for recommending search phrases is provided. The method includes obtaining subject terms and descriptive terms relating to the subject terms from title information, combining s subject term with a descriptive term to form a set of search phrases, calculating a first appraisal value for each search phrase, the calculating of the first appraisal value comprising multiplying term frequency of the search phrase with an inverse document frequency of the search phrase, determining a second appraisal value of each search phrase, combining the first appraisal value and the second appraisal value of each search phrase to obtain a publisher recommendation appraisal value for each search phrase, and selecting a recommended phrase.
US09489687B2 Methods and systems for managing software development
Methods and systems to manage software development. Embodiments of the present invention allow a programmer to specify the software packages, services, and other materials used in a particular software project. As development of the software project proceeds, the materials associated with the project are reviewed to identify the materials actually used in the project and to identify any discrepancies between what has been specified and what materials are actually used. Metadata, for example license and contractual terms and other policies relating to the specified materials and the materials actually used in the project may optionally be retrieved and analyzed to identify conflicting metadata.
US09489682B2 Affecting display of content based on negative reactions
Techniques for affecting display of content may include receiving a request for content to supplement a response to an input initiated by a first user; outputting first content in response to the request, where the first content includes a control feature that is displayable along with the first content, and where the control feature enables the first user to register a negative reaction to the first content; obtaining information relating to the first content based on the negative reaction; identifying second content having one or more characteristics in common with the first content; identifying one or more second users having one or more characteristics in common with the first user; and using the information relating to the first content in determining whether to provide the second content to the one or more second users.
US09489669B2 Secure contactless payment systems and methods
According to the invention, a system for providing payments to a point of sale device is disclosed. The system may include a mobile device having a storage medium, an input device, a wireless transmission device, and a processor. The storage medium may include individual authentication information and device authentication information. The input device may be configured to receive an input. The wireless transmission device may be configured to selectively transmit the device authentication information to a nearby point of sale device. The processor may be configured to compare the input with the individual authentication information, and activate the wireless transmission device to transmit the device authentication information if the input is correlated with the individual authentication information.
US09489662B2 Apparatus and method for storing electronic receipts on a unified card or smartphone
A receipt system allows customers to store receipts on a Unified Card or smartphone when making purchases from different retailer merchants. The customer purchases goods or services and the receipt is recorded electronically onto a single Unified Card or smartphone. This eliminates the need for paper receipts. The user can then use the Unified Card or smartphone to make returns or exchanges or as proof of purchase. Unified Card readers can be located at Kiosks as part of a home based system that works with the user's home computer.
US09489659B1 Progressive sharing during a collaboration session
In accordance with one example, a presenter device is configured to participate in a collaboration session with one or more attendee devices. A change in an image displayed at a screen of the presenter device is detected and captured to produce a captured image. The captured image is compressed to form a compressed lossless file and first and second compressed lossy files. The compressed lossless file and the first compressed lossy file are transmitted to the one or more attendee devices, and a determination is made as to whether a further change to the image displayed at the screen occurs within a predetermined period of time. The compressed lossy file is transmitted to the one or more attendee devices when no further change to the image displayed at the screen occurs within the predetermined period of time.
US09489657B2 Aggregation and visualization of multiple chat room information
The information made available in a series of chat windows which each represent a different chat room is summarized and displayed in a single chat window summary screen. In this way a user can monitor a single window in a single display rather than many windows occupying a series of displays. When one of the chat room summaries indicates something of interest to the user, the user may return to a view of the entire chat window for that chat room. In some implementations the user may designate one or more of the chat room summaries as an active window. The active window may include more information in its summary that the chat room summaries for the remaining chat room summaries which are not designated as active windows.
US09489653B2 Identifying direct and indirect cost of a disruption of a resource
A method and associated systems for automatically identifying critical resources in an organization. An organization creates a model of the dependencies between pairs of resource types, wherein that model describes how the organization's projects and services are affected when a resource type becomes unavailable. This model may include a system of directed graphs. This model may be used to automatically identify a resource type as critical if unacceptable cost is incurred by resuming projects and services rendered infeasible when the resource type is disrupted. The model may also be used to automatically identify a first resource type as critical for a second resource type when disruption of the first resource type forces the available capacity of the second resource type to fall below a threshold value.
US09489646B2 Approach for intelligently parsing non-conformant encoded domain names and generating a conforming domain hierarchy
An approach for building management, energy management and facility management systems and particularly to data models representing building and operational configurations of the systems. More particularly, the disclosure pertains to standard data models for representing these configurations and their transformation from non-standard form into a standard form defined by domain ontologies. The transformation is of ad hoc and disparate technical reference information into an ontologically correct and validated complex hierarchy with an associated set of integrated digital information.
US09489638B2 Method and apparatus for propagating user preference information in a communications network
A method for propagating user preference information in a communications network, in which the user preference information may be available for a subset of users within the network. The method comprises generating individual user attribute vectors, based on user historical data and estimating user preference information. The method further comprises defining a community structure for the network and generating a stacked representation for users, the representation comprising the user attribute vector augmented with an aggregated vector of estimated user preferences of members of the user's community. The method further comprises learning a function relating the stacked representation to user preference, using the subset of users, and applying the learned function to users outside the subset.
US09489632B2 Model estimation device, model estimation method, and information storage medium
A model estimation device includes: a data input unit; a state number setting unit; an initialization unit which sets initial values of a variational probability of a latent variable, a parameter, and the type of each component; a latent variable variational probability computation unit which computes the variational probability of the latent variable so as to maximize a lower bound of a marginal model posterior probability; a component optimization unit which estimates an optimal type of each component and a parameter thereof so as to maximize the lower bound of the marginal model posterior probability separated for each component of the latent variable model; an optimality determination unit which determines whether or not to continue the maximization of the lower bound of the marginal model posterior probability; and a result output unit which outputs a result.
US09489628B2 Rule-based inference system and an inference method
A computer-implemented method for processing rules in an inference system in order to determine the value of a target variable by an inference engine, wherein: the value of the target variable is determined on the basis of a set of rules to define conclusions depending on premises, the premises being functions of values of variables, wherein the variables can be: source variables, having values defined by costs stored in a database, or regulated variables, having values dependent on conclusions of the rules; and wherein the operation of the inference engine (110) is controlled by an inference control module (130) configured to determine a reasoning sequence based on values of costs defined for source variables in the database (140).
US09489626B2 Systems and methods for identifying and notifying users of electronic content based on biometric recognition
Systems and methods are disclosed for manipulating electronic multimedia content to a user. One method includes generating a plurality of biometric models, each biometric model corresponding to one of a plurality of people; receiving electronic media content over a network; extracting image or audio data from the electronic media content; detecting biometric information in the image or audio data; and calculating a probability of the electronic media content involving one of the plurality of people, based on the biometric information and the plurality of biometric models.
US09489610B2 Orientation identification label, reagent container carrier structure, analyzer device and reader module
A reagent container carrier structure for holding at least one reagent container, wherein the carrier structure has thereon an RFID assembly and an optically detectable definition pattern defining an orientation of the carrier structure, is disclosed. The reagent container carrier structure may have an orientation identification label that has a front surface and a back surface, and further include an RFID assembly positioned on the back surface, and an optically detectable definition pattern defining an orientation of the label on the front surface. A reader module for reading RFID data in combination with optically detectable data defining an orientation of a respective label is also disclosed.
US09489598B2 Systems and methods for object classification, object detection and memory management
A method for object classification by an electronic device is described. The method includes obtaining an image frame that includes an object. The method also includes determining samples from the image frame. Each of the samples represents a multidimensional feature vector. The method further includes adding the samples to a training set for the image frame. The method additionally includes pruning one or more samples from the training set to produce a pruned training set. One or more non-support vector negative samples are pruned first. One or more non-support vector positive samples are pruned second if necessary to avoid exceeding a sample number threshold. One or more support vector samples are pruned third if necessary to avoid exceeding the sample number threshold. The method also includes updating classifier model weights based on the pruned training set.
US09489588B2 Matting method for extracting foreground object and apparatus for performing the matting method
A matting method and apparatus for extracting a foreground object are disclosed. The matting method includes extracting one or more pixels from an input image and a trimap; calculating a first processing cost by extracting one or more nonlocal neighboring pixels; calculating a second processing cost by extracting one or more local neighboring pixels; and performing matting on the input image by estimating an opacity value for each of the extracted pixels based on the first and second processing costs. Accordingly, it is possible to perform high-quality image matting, and thus increase a performance in extracting a to foreground object from the input image, so that the matting method and apparatus can be applied to multiple-purpose image editing software.
US09489582B2 Video anomaly detection based upon a sparsity model
Methods, systems, and processor-readable media for video anomaly detection based upon a sparsity model. A video input can be received and two or more diverse descriptors of an event can be computed from the video input. The descriptors can be combined to form an event matrix. A sparse reconstruction of the event matrix can be performed with respect to an over complete dictionary of training events represented by the diverse descriptors. A step can then be performed to determine if the event is anomalous by computing an outlier rejection measure on the sparse reconstruction.
US09489571B2 Display control device, recording medium and display device control method
The inputted character candidate display section (1213)/inputted character string candidate display section (1214) cause candidates of a character/character string, which is predicted as an intended character/character string to be inputted by the user, to be displayed as inputted character candidates/inputted character string candidate, and the converted character string candidate display section (1215) causes converted character string candidates, which have been obtained by converting the inputted character string candidate, to be displayed.
US09489565B2 Image processing apparatus, image processing method, program, and image processing system
An image processing apparatus including a region-of-interest decision unit that identifies an interest space region in which an object to be analyzed is likely to be present based on a distance image, which is shape information of an object space corresponding to a captured image to be analyzed acquired by a distance image sensor, to identify a region of interest in the captured image corresponding to the interest space region and an image analysis unit that performs different image analyses for the region of interest and other image regions.
US09489560B2 On-the go touchless fingerprint scanner
On-the-go fingerprint scanners and methods of capturing fingerprints on-the-go are disclosed. In some aspects, the on-the-go fingerprint scanner can include a scanning area and a beam break sensor disposed coincident to the scanning area such that the beam break sensor detects when an object passes through the scanning area. The scanner can also include at least one hand camera configured to capture a video image of the scanning area such that when the beam break sensor detects that an object has passed through the scanning area, the hand camera detects whether the object is a human hand and the location of any fingers on said hand, and at least one fingerprint camera configured to receive the location of any fingers within the scanning area from the hand camera and capture a high-resolution image of at least a portion of any of said fingers passing through the scanning area.
US09489559B2 Electronic device with fingerprint sensing system and conducting housing
The present invention relates to an electronic device comprising a fingerprint sensing system including a plurality of sensing elements, each being configured to capacitively couple to a finger arranged adjacent to the sensing element and to provide a sensing signal indicative of a response to a time-varying finger excitation signal provided to the finger; and an electrically conducting housing at least partly enclosing an interior of the electronic device. The electronic device further comprises housing connection circuitry connected to the electrically conducting housing, and arranged and configured to at least intermittently allow a potential of the electrically conducting housing to follow the finger excitation signal. Hereby the housing can be used to enhance the functionality of the fingerprint sensing system.
US09489554B2 Arrangement for and method of assessing efficiency of transactions involving products associated with electro-optically readable targets
A reader electro-optically reads symbols associated with products to obtain read data, and a controller decodes the read data to obtain symbol data indicative of the associated products. Reading performance is assessed by collecting time-to-decode metadata by determining each decode time period that is taken for each symbol data to be successfully decoded, by associating the collected time-to-decode metadata with the symbol data, by comparing the collected time-to-decode metadata with a predetermined long amount of decode time that is indicative of a slow reading performance, by storing each decode time period that at least equals said predetermined long amount of decode time, and by storing the symbol data associated with each stored decode time period.
US09489548B2 Magnetic stripe reader with card swipe information feedback
A magnetic card reader module includes a magnetic sensor and an adjacent groove, a micro controller and an application. The magnetic sensor is configured to pick-up an analog magnetic signal generated by swiping a magnetic stripe through the groove. The magnetic stripe is attached to a card and comprises tracks with magnetically encoded data. The microcontroller is configured to convert the analog magnetic signal into a digital signal. The application is configured to analyze the digital signal, and to perform soft-decision decode of the digital signal and to generate an output comprising the magnetically encoded data and side information providing card swipe information feedback.
US09489545B2 Apparatus, system, and method for protecting electronic devices in a virtual perimeter
Described herein are apparatus, system, and method for protecting electronic devices through the creation of a virtual perimeter among the electronic devices. The virtual perimeter may be generated by the electronic devices themselves. The method performed by an electronic device comprises: identifying a current context; receiving a role, according to the current context, in a hierarchy of multiple electronic devices, and operating in accordance with the role in the hierarchy within a secure perimeter in the current context around the multiple electronic devices, wherein the hierarchy includes a system of security checks based on context information.
US09489538B2 Role-based anonymization
A data anonymization system provides role-based anonymization for data requesters. The system applies a base anonymization function to subscriber data related to at least one subscriber of a service provider to produce base anonymized subscriber data. Upon receiving a request for the subscriber data from a data requester, a role assigned to that data requester is determined to identify a custom anonymization function to be applied to the subscriber data in order to produce custom anonymized subscriber data for the data requester.
US09489537B2 Personal information protection for navigation systems
Arrangements related to the protection of personal information associated with a navigation system are described. The navigation system can be operatively connected to a data store of personal information. The data store of personal information is locked so that access to and/or use of data stored in the data store of personal information is prevented. Responsive to a receiving a request to access the data store of personal information, a user is prompted to provide authentication to unlock the data store of personal information. Responsive to receiving authentication, it is determined whether the received authentication is correct or incorrect. The data store of personal information is unlocked if the authentication is correct. The data store of personal information remains locked wherein if the received authentication is incorrect. One or more types of authentication can be required.
US09489534B2 Multi-level security system for enabling secure file sharing across multiple security levels and method thereof
A multi-level security system includes a storage medium partitionable into a plurality of partitions, a file system coupleable to the plurality of partitions, and a plurality of enclaves. Each enclave is assigned a security classification level. Each enclave resides in a different storage partition of the storage medium. Data stored on the storage medium is cryptographically separated at rest on a per-enclave basis. Cryptographic separation occurs at the disk block level, allowing individual blocks to be read and decrypted. The system also includes a reference monitor that enforces a system security policy that governs access to information between the enclaves. The reference monitor allows an enclave having a first classification level to securely read-down to an enclave having a second classification level lower than the first classification level and to write to another enclave having the first classification level.
US09489532B2 Fast access rights checking of configured structure data
Methods for product data management and corresponding systems and computer-readable mediums. A method includes receiving a hierarchical data structure that includes a plurality of structure lines referencing persistent data objects and receiving metadata corresponding to persistent data objects referenced by the hierarchical data structure. The method includes computing an access control expression corresponding to each persistent object according to the metadata, wherein the access control expressions are string-representation Boolean expressions, and storing the access control expressions.
US09489519B2 Method and apparatus for encrypting data messages after detecting infected VM
For a host that executes one or more guest virtual machines (GVMs), some embodiments provide a novel encryption method for encrypting the data messages sent by the GVMs. The method initially receives a data message to send for a GVM executing on the host. The method then determines whether it should encrypt the data message based on a set of one or more encryption rules. When the process determines that it should encrypt the received data message, it encrypts the data message and forwards the encrypted data message to its destination; otherwise, the method just forwards the received data message unencrypted to its destination. In some embodiments, the host encrypts differently the data messages for different GVMs that execute on the host. When two different GVMs are part of two different logical overlay networks that are implemented on common network fabric, the method in some embodiments encrypts the data messages exchanged between the GVMs of one logical network differently than the data messages exchanged between the GVMs of another logical network. In some embodiments, the method can also encrypt different types of data messages from the same GVM differently. Also, in some embodiments, the method can dynamically enforce encryption rules in response to dynamically detected events, such as malware infections.
US09489517B2 Determining an attack surface of software
A method of determining an attack surface of software may include generating a platform for testing at least one deployment of software code, identifying protocols that are used by the at least one deployment, mapping the protocols to at least one port in the at least one deployment, and computing a metric comprising parameters for the at least one deployment.
US09489515B2 System and method for blocking the transmission of sensitive data using dynamic data tainting
Blocking transmission of tainted data using dynamic data tainting is described. For example, sensitive information is stored on a client device as tainted data. The client device generates a data request for retrieving data from a non-trusted entity via a network. A gateway is communicatively coupled to the client device and the network. The gateway receives computer code from the non-trusted entity via the network. The gateway executes the computer code. The gateway tracks the execution of the computer code to determine whether the computer code attempts to access tainted data and transmit the tainted data to an outside entity. The gateway blocks the transmission of the tainted data to the outside entity responsive to determining that the computer code has attempted to access tainted data and transmit the tainted data to an outside entity.
US09489505B2 Method for displaying information on a display device of a terminal
The invention relates to a method for displaying information on a display device (D1, D2) of a terminal, particularly a mobile terminal, wherein the terminal contains a microprocessor unit in which a normal runtime environment (NZ) and a protected runtime environment (TZ) are implemented, wherein display data (DD1, DD2, DD2′, TDD2) can be provided for reproduction on the display device (D1, D2) by means of the normal runtime environment (NZ) and the protected runtime environment (TZ). In this case, at least some display data (DD2) provided by means of the normal runtime environment (NZ) are transferred to the protected runtime environment (TZ), which checks whether the transferred display data (DD2) satisfy one or more security criteria, wherein if they do not satisfy at least one security criterion then the display data (DD2) are rejected or are altered such that they can be distinguished from display data (TDD2) provided by means of the protected runtime environment (TZ) when they are next reproduced on the display device (D1, D2).
US09489501B2 Authentication method, authentication device, and system
An authentication method executed by a computer includes: receiving input data which is a target of authentication; specifying registration data, from among a plurality of registration data stored in a storage device, having a second feature value within a threshold value relative to a first feature value of the input data, the first feature value representing a distance between the input data and a reference, the second feature value representing another distance between the registration data and the reference, and the threshold value being used when a determination as to whether the authentication has been successfully performed; and executing a process of comparing the registration data with the input data.
US09489499B2 Security context passing for stateless system management
Systems and methods for stateless system management are described. Examples include a method wherein a user sends the management system a request to act upon a managed system. The management system determines whether the user is authorized for the requested action. Upon authorization, the management system looks up an automation principal, which is a security principal native to the managed system. The management system retrieves connecting credentials for the automation principal, and connects to the managed system using the retrieved credentials. Once the managed system is connected, the management system performs the requested action on the managed system, and sends the result back to the user.
US09489498B2 Digital rights management using trusted processing techniques
The present invention discloses several methods to strengthen the integrity of entities, messages, and processing related to content distribution as defined by the Open Mobile Alliance (OMA) Digital Rights Management (DRM). The methods use techniques related to the Trusted Computing Group (TCG) specifications. A first embodiment uses TCG techniques to verify platform and DRM software integrity or trustworthiness, both with and without modifications to the DRM rights object acquisition protocol (ROAP) and DRM content format specifications. A second embodiment uses TCG techniques to strengthen the integrity of ROAP messages, constituent information, and processing without changing the existing ROAP protocol. A third embodiment uses TCG techniques to strengthen the integrity of the ROAP messages, information, and processing with some changes to the existing ROAP protocol.
US09489497B2 Systems and methods for network risk reduction
Reducing risks associated with network usage is provided. Variable information is extracted from network activity log data that includes a request from a user in an organization for content from a network content source. The variable information includes a number of times that the network content source has been requested, a volume of organization users that have made a request from the network content source, and a period of time for which traffic with respect to the network content source has been detected. The variable information is scored to generate a risk score. An access control level is determined for the network content source based on the risk score and a content access policy for the organization. Access of the user in the organization to the network content source is controlled according to the access control level.
US09489493B2 Systems and methods for dispensing beneficial products
A dispensing station comprises beneficial products for patients of a health care provider. An inventory database tracks inventory available in the dispensing station. A patient is associated with a prescription record, which specifies a prescribed beneficial product. The patient may provide patient identifying information to the dispensing station, such as credentialed payment information, which may be used to identify a prescription record, authenticate the patient, transfer a payment, and/or dispense the prescribed beneficial product to the patient. The prescription record may be valid for a limited time period, may be restricted to fulfillment within a particular location, and/or may be restricted to one or more specified dispensing stations. The dispensing station may validate the beneficial products before dispensing the products to the patient.
US09489491B2 Portable and modular prescription drug dispensing device
A dispensing device for dispensing doses of non-individually packaged pills at a plurality of pre-specified dosing times includes a housing that holds a removable magazine, a dispensing unit and an electronic circuit. The removable magazine is configured to hold a stack of the non-individually packaged pills. The dispensing unit is configured to operate on the removable magazine to dispense a pre-specified dose of the pills upon receipt of a signal. The electronic circuit includes a timer that provides the signal at the pre-specified dosing times to activate the dispensing unit to dispense the pre-specified dose.
US09489486B2 Records access and management
An electronic device for aggregating electronic medical records, in which electronic medical records are aggregated from multiple electronic repositories and displayed as a single set of records. The multiple electronic repositories may store records for a particular patient using varying identifying/access information to facilitate anonymous access to the electronic medical records. Emergency medical services providers may be able to access medical records for a patient using the electronic device after being authenticated as a valid/licensed medical services provider.
US09489485B2 System for managing and analyzing metabolic pathway data
A metabolic pathway data management and analysis system in a distributed communication network is provided comprising at least one application server running a metabolic pathway data management server application, at least one client workstation running a metabolic pathway data management client application in communication with the at least one application server via the distributed communication network, and at least one database for storing data in communication with the at least one application server via the distributed communication network, wherein said metabolic pathway data management client application provides a graphical user interface comprising a study editor and a pathway editor.
US09489468B2 System, method and computer readable medium for binding authored content to the events used to generate the content
A web page that includes content form fields may be modified to include an event observer module and an authored content module. Events generated during the authoring of content by a user are recorded by the event observer module and sent to an event server with an InteractionID. The authored content module inserts hidden fields into the form fields that are updated with the InteractionID when content is submitted to the web server. The web server provides the InteractionID in a bind request to the event server. The event server binds the content to the events used to create the content in response to the request.
US09489464B2 Enhanced search engine
A search engine system capable of displaying indicative information to a user from searches performed by entities connected directly or indirectly to the user, wherein said system includes at least one host computer processor connectable to one or more network(s), a database accessible over said network(s), a plurality of data input devices connectable to said network(s) said search engine being accessible over said network(s).
US09489459B2 Single point metadata driven search configuration, indexing and execution
Systems and methods for application search configuration, indexing, and execution. A method includes receiving a metadata definition for search and indexing configuration and generating a transfer mode definition to export objects for indexing. The method includes identifying objects to be indexed according to the metadata definition and extracting data according to the transfer mode definition. The method includes indexing the extracted data. The method can include executing queries according to the meta definition.
US09489458B1 Suggesting interaction among members of a social network
Techniques include receiving a search query; determining a topic related to the search query; identifying, within a specific time following receipt of the search query, one or more members of a social network who are available to interact and who are members of a group relating to the topic; and outputting, for use in augmenting a graphical user interface, data corresponding to information about the one or more members. The data can include data for a link to the group on the social network.
US09489457B2 Methods and apparatus for initiating an action
Some embodiments relate to techniques for receiving a query from a device, the query comprising content; determining based at least in part on the content of the query that an application is to be launched on the device; and causing the device to launch the application using at least some information determined from the content of the query. Some embodiments relate to techniques for receiving a free-form query from a user; transferring a representation of the query to at least one computer; and receiving from the at least one computer at least one instruction to launch an application on the device.
US09489455B2 Method and apparatus for multi-dimensional content search and video identification
A multi-dimensional database and indexes and operations on the multi-dimensional database are described which include video search applications or other similar sequence or structure searches. Traversal indexes utilize highly discriminative information about images and video sequences or about object shapes. Global and local signatures around keypoints are used for compact and robust retrieval and discriminative information content of images or video sequences of interest. For other objects or structures relevant signature of pattern or structure are used for traversal indexes. Traversal indexes are stored in leaf nodes along with distance measures and occurrence of similar images in the database. During a sequence query, correlation scores are calculated for single frame, for frame sequence, and video clips, or for other objects or structures.
US09489447B2 Scalable current leaderboard using delta-encoded updates
Systems and techniques are provided for providing a scalable current leaderboard. Entries may be received. The entries may include an identifier and a score. The entries may be sorted according to a sorting criterion to obtain a leaderboard. The entries may be ranked with a rank according to the position of the entry on the leaderboard. The entry may include the rank. The leaderboard may be divided into buckets. Each bucket may include consecutive entries from the leaderboard. One of the entries may be included at the end of a first buckets and at the beginning of a second buckets. The buckets may be ordered sequentially. The bucket may be updated with score versions to produce an updated bucket, where the score versions may include new versions and old versions.
US09489443B1 Scheduling of splits and moves of database partitions
A system that implements a data storage service may store data in multiple replicated partitions on respective computing nodes on behalf of clients. A storage node may, based on the amount of provisioned resources on a given storage device or logical volume, identify candidate partition management operations to be performed, and may send information about the operations to a central partition management scheduler. The scheduler may apply a global prioritization scheme to determine an order in which to perform the candidate operations. The order may be based on whether the operations include partition splits or partition moves, whether they aim to reduce provisioned storage capacity or reduce throughput capacity on a storage device or logical volume, whether they conflict with each other, whether the total number of partitions (or replicas thereof) involved in partition management at any given time exceeds a pre-determined limit, or whether they were requested by clients.
US09489437B2 Master data management database asset as a web service
A method, system, apparatus, and article of manufacture is configured to expose a database asset as a web service. A relational database management system (RDBMS) that stores information is executed in a computer system. As part of a process and framework, a series of business rules and process workflows are maintained that manage data that resides in RDBMS tables. A rule is created that contains an application programming interface definition with predefined input and output for exposing the database asset as the web service. The rule is exposed as the web service. The web service is used to invoke a database operation based on the database asset, and to output a result.
US09489431B2 System and method for distributed search-by-content
A method for conducting search-by-content is provided. The method includes responsive to an input multimedia content item provided to a user device, checking if the input multimedia content item matches at least one concept of a plurality of concepts cached in the user device; retrieving characteristics set for a user of the user device; performing a search, using the at least one matching concept, for multimedia content items similar to the input multimedia content item; determining which of the search results are of interest to the user based on the characteristics set for the user; and saving results that are of interest to the user in the user device, wherein the saved results include multimedia content items.
US09489430B2 System and method for identifying applicable third-party applications to associate with a file
Systems and methods are disclosed herein for identifying an application for opening a file. A first user input indicative of a file selected by a user is received over a user interface. The selected file has an input file type and is an attachment to an email. Data indicative of the input file type is transmitted over a communications network. A reference list of applications is obtained by combining association requests from application developers to associate respective applications with one or more file types, and a matched list is obtained by removing applications from the reference list, each of the removed applications being associated with a set of one or more file types that each mismatch the input file type. The matched list is displayed over the user interface, which receives a second user input indicative of a selected application from the matched list.
US09489422B2 System and method for searching disparate datastores via a remote device
A system and method are provided for searching the contents of a network system connected to data storage devices from a remote terminal over a wired or wireless link. This system formulates search requests, and dispatches the requests, A variety of search engines and services are invoked to find the requested contents. A summary is formed in a format brief enough for transmission over a wireless link. The search summary information is indexed the remote terminal to subsequently request all or part of a document referenced in the search summary, allows formation of requests of all or part of a referenced document in its original form or in a form transcoded appropriately for transmission over a wireless link and presented on the remote terminal.
US09489411B2 High performance index creation
High performance index creation using parallel query plans with repartitioning scan and vector-based repartitioning scan is described. An example method includes extracting index key columns from data rows of the database table to build a set of index rows, wherein the index on the database table is defined by a plurality of index key columns including a first index key column and a second index key column. Partition boundary values are generated to divide up the index rows into range-partitioned sets, and the index rows are sorted based on values of the index key columns. A repartitioning scan, including a SARG-based or a vector-based partitioning scan is performed on the index rows, using a plurality of worker threads executing in parallel to build sub-indexes. Subsequently, each range-partitioned set of index rows are assigned to a worker thread in the plurality of worker threads. Accordingly, the sub-indexes generated from the plurality of work threads are merged to build the index for the database table.
US09489407B2 Systems, methods, and machine-readable memories for partitioning a database
Systems, methods, and machine-readable memories are provided for partitioning a multi-tenant database between tenants. A first level partition of data in a table within the database is defined. A second level partition of the data in the table within the database is defined. A request is received from an entity associated with a tenant to access a first datum stored in the database. The tenant is determined to be assigned to one or both of the first level partition and the second level partition. Access to the first datum is granted to a first entity where the tenant corresponds to the first tenant and the first datum corresponds to the first level partition parameter value. Access to the first datum is granted to a second entity where the tenant corresponds to the second tenant and the first datum corresponds to the second level partition parameter value.
US09489404B2 De-duplicating data in a network with power management
A method, computer system, and computer program product for managing copies of data objects in a network data processing system. The computer system identifies copies of a data object stored on storage devices. The computer system places the storage devices into groups. Each storage device in a group has a smallest distance from the storage device to a center location for the group as compared to distances to center locations for other groups within the groups. The computer system selects a portion of the copies of the data object for removal from the storage devices based on a management of power for the storage devices such that remaining set of storage devices in each group is capable of handling concurrent requests that have been made historically for the copies of the data object. The computer system removes the portion of the copies of the data object from the storage devices.
US09489397B1 Impact data manager for dynamic data delivery
Techniques for dynamic delivery of client-indicated source data to an impact-on-demand or mapping system include a dynamic data delivery module configured to automatically transform the source data into a format that is compatible with the mapping system, validate at least a portion of the source data, and cause the transformed, validated source data to be delivered to the mapping system for storage in a client portfolio. The mapping system may, in real-time, map the client portfolio with impact events to determine risk exposure. The transformation may be based on one or more rules corresponding to the mapping system, and multiple original source data formats may be automatically transformed into the target format. The dynamic data delivery module may automatically correct or adjust source data contents or format to mitigate any anomalies or errors discovered during the transformation and/or validation processes.