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1. 发明申请

US20230057235A1 COMPUTER-READABLE RECORDING MEDIUM STORING DETERMINATION PROGRAM, DETERMINATION DEVICE, AND DETERMINATION METHOD 有权
公开(公告)号：US20230057235A1
公开(公告)日：2023-02-23
申请号：US17979885
申请日：2022-11-03
申请人： FUJITSU LIMITED
发明人： Akiyoshi Uchida
IPC分类号： G06V40/16 , G06V10/24 , G06V10/774
摘要： A non-transitory computer-readable recording medium stores a determination program for causing a computer to execute processing including: acquiring a group of captured images that include a face to which markers are attached; calculating a first vector based on positions of the markers included in the captured images; dividing the first vector into a second vector according to a determination direction of a first action unit associated with the markers and a third vector according to a determination direction of a second action unit associated with the markers; and determining first occurrence intensity of the first action unit and second occurrence intensity of the second action unit based on the second vector and the third vector.

2. 发明授权

US10727700B2 Power transmission system 有权
公开(公告)号：US10727700B2
公开(公告)日：2020-07-28
申请号：US16204708
申请日：2018-11-29
申请人： FUJITSU LIMITED
发明人： Akiyoshi Uchida
IPC分类号： H02J50/12 , H02J50/40 , H02J50/80 , H02J7/02 , H04B5/00
摘要： A power-transmission system includes a power transmitter; receivers that each receive power by electricity via a space from the power transmitter; a first determiner configured to determine based on power-data concerning rated-power each received from the receivers and the received power whether the receiver excessive in the received power and the receiver insufficient in the received power are present; a second determiner that determines whether the received power of the receiver excessive in the received power is equal to or larger than a predetermined value; and a command generator configured to transmit, to the receiver determined as having the received power equal to or larger than the predetermined value by the second determiner, a command for reducing the received power with the receivers to be equal to or smaller than a predetermined target value.

3. 发明申请

US20200220390A1 POWER TRANSMISSION SYSTEM, POWER RECEIVER, AND METHOD OF CONTROLLING POWER RECEIVER 审中-公开
公开(公告)号：US20200220390A1
公开(公告)日：2020-07-09
申请号：US16824806
申请日：2020-03-20
申请人： FUJITSU LIMITED
发明人： Akiyoshi Uchida
IPC分类号： H02J50/60 , H04B5/00 , H02J50/12 , H02J7/00
摘要： A method implemented by a processor of controlling a power receiver including a secondary-side resonant coil configured to receive power transmitted by magnetic field resonance or electric field resonance from a primary-side resonant coil of a power transmitter, the method includes: executing a motion detection processing that includes detecting a predetermined motion of a user; executing a mode control processing that includes starting a detection mode of detecting a beacon signal transmitted by the power transmitter when the predetermined motion is detected by the motion detection processing; and executing a response signal transmission processing that includes transmitting a response signal to the beacon signal when the beacon signal is detected in the detection mode.

4. 发明授权

US10476311B2 Power receiver and power transmitting system 有权
公开(公告)号：US10476311B2
公开(公告)日：2019-11-12
申请号：US15821300
申请日：2017-11-22
申请人： FUJITSU LIMITED
发明人： Hirotaka Oshima , Satoshi Shimokawa , Akiyoshi Uchida
IPC分类号： H02J50/12 , H02J5/00 , H02M7/06 , H02J50/40
摘要： A power receiver includes: a secondary-side resonant coil configured to receive electric power from a primary-side resonant coil through magnetic field resonance generated; a capacitor inserted in series in a resonant coil part of the secondary-side resonant coil; a series circuit, coupled in parallel with the capacitor, of a first switch and a second switch; a first rectifier coupled in parallel with the first switch, the first rectifier having a first rectification direction; a second rectifier coupled in parallel with the second switch and having a second rectification direction; a detector configured to detect the electric power received by the secondary-side resonant coil; and a controller configured to adjust phases of a first signal for switching on/off the first switch and of a second signal for switching on/off the second switch to adjust an amount of the electric power received by the secondary-side resonant coil.

5. 发明申请

US20180145545A1 MAGNETIC RESONANCE POWER SUPPLY APPARATUS 审中-公开
公开(公告)号：US20180145545A1
公开(公告)日：2018-05-24
申请号：US15860309
申请日：2018-01-02
申请人： FUJITSU LIMITED
发明人： Toshihiro Azami , Akiyoshi Uchida
IPC分类号： H02J50/80 , H02J50/12 , H02J50/40 , H02J7/00 , H02J7/02 , H02J7/04
CPC分类号： H02J50/80 , H02J7/0027 , H02J7/025 , H02J7/04 , H02J50/12 , H02J50/40
摘要： A communication circuit receives information enabling computation of a power supply efficiency of the highest-priority power receiving device when supplying power to the power receiving devices as the power supply targets. A power supply circuit is capable of supplying power to a plurality of power receiving devices. A processor computes the power supply efficiency of the highest-priority power receiving device when supplying power to the power receiving devices as the power supply targets, decides the power receiving devices as the power supply targets so that an estimated supplied power is within a power supply capacity of the power supply circuit when supplying power to the power receiving devices as the power supply targets, and controls power supply so as to supply power to the decided the power receiving devices as the power supply targets.

6. 发明申请

US20170063167A1 WIRELESS POWER TRANSFER CONTROL METHOD AND WIRELESS POWER TRANSFER SYSTEM 审中-公开
标题翻译：无线电力传输控制方法和无线电力传输系统
公开(公告)号：US20170063167A1
公开(公告)日：2017-03-02
申请号：US15351711
申请日：2016-11-15
申请人： FUJITSU LIMITED
发明人： Akiyoshi Uchida
IPC分类号： H02J50/12 , H02J50/90 , H02J7/02 , H02J50/40
CPC分类号： H02J50/12 , H02J7/025 , H02J50/40 , H02J50/80
摘要： A wireless power transfer control method for a system including a plurality of power source coils and a plurality of power receivers and simultaneously, wirelessly transfers power from the plurality of power source coils to at least two of the power receivers using one of magnetic field resonance and electric field resonance, wherein the method includes obtaining a single-body power transfer efficiency of the plurality of power source coils to each of the power receivers, and a single-body power requirement required by each of the power receivers; dividing the single-body power requirement by the single-body power transfer efficiency to calculate a single-body transferred power of each of the power receivers; selecting a first power receiver having a maximum single-body transferred power at which the single-body transferred power is maximum; and controlling the plurality of power source coils to maximize a power transfer efficiency to the first power receiver.
摘要翻译：一种用于包括多个电源线圈和多个功率接收器的系统的无线电力传输控制方法，并且同时使用磁场谐振中的一个将功率从多个电源线圈无线地传送到至少两个功率接收器，电场共振，其中所述方法包括获得所述多个电源线圈对每个所述功率接收器的单体功率传递效率，以及每个所述功率接收器所需的单体功率要求; 通过单体功率传递效率来划分单体功率需求，以计算每个功率接收器的单体转移功率; 选择具有单体转移功率最大的最大单体转移功率的第一电力接收器; 以及控制所述多个电源线圈以使对所述第一电力接收器的功率传递效率最大化。

7. 发明申请

US20170063166A1 POWER RECEIVER, WIRELESS POWER TRANSFER SYSTEM, AND kQ-VALUE CALCULATION METHOD 审中-公开
标题翻译：功率接收器，无线电力传输系统和kQ值计算方法
公开(公告)号：US20170063166A1
公开(公告)日：2017-03-02
申请号：US15350243
申请日：2016-11-14
申请人： FUJITSU LIMITED
发明人： SATOSHI SHIMOKAWA , Akiyoshi Uchida
IPC分类号： H02J50/12 , H02J50/40 , H02J50/90 , H02J7/02
CPC分类号： H02J50/80 , H02J7/025 , H02J17/00 , H02J50/12 , H02J50/40 , H02J50/90 , H04B5/0037 , H04B5/0081
摘要： A power receiver which wirelessly receives power from at least one power source using one of magnetic field resonance and electric field resonance, including a power receiver coil, an internal circuit, a power detection resistor, a switch, a power reception control unit, and a communication circuit unit. The power receiver coil wirelessly receives the power from the power source, and the internal circuit uses the power obtained by the power receiver coil. The power detection resistor detects the power obtained by the power receiver coil, and the switch applies a received power voltage obtained by the power receiver coil by switching to the power detection resistor. The power reception control unit controls the power detection resistor and the switch, and the communication circuit unit performs communication with the power source, comprising detection information of a received power and power supply timing information.
摘要翻译：一种功率接收器，其使用磁场谐振和电场谐振中的一种从至少一个电源无线地接收功率，包括功率接收器线圈，内部电路，功率检测电阻器，开关，功率接收控制单元和通信电路单元。电力接收器线圈从电源无线地接收电力，并且内部电路使用由电力接收器线圈获得的功率。电力检测电阻器检测由电力接收线圈获得的功率，并且开关通过切换到功率检测电阻器来施加由电力接收器线圈获得的接收电力电压。电力接收控制单元控制电力检测电阻器和开关，并且通信电路单元执行与电源的通信，包括接收电力的检测信息和电源定时信息。

8. 发明申请

US20150333537A1 POWER SOURCE, WIRELESS POWER TRANSFER SYSTEM AND WIRELESS POWER TRANSFER METHOD 审中-公开
标题翻译：电源，无线电力传输系统和无线电力传输方法
公开(公告)号：US20150333537A1
公开(公告)日：2015-11-19
申请号：US14811897
申请日：2015-07-29
申请人： FUJITSU LIMITED
发明人： Akiyoshi Uchida
IPC分类号： H02J5/00
CPC分类号： H02J50/05 , H01F38/14 , H02J5/005 , H02J7/025 , H02J17/00 , H02J50/12
摘要： A power source, including a first power supply coil and a second power supply coil which are mutually affecting, includes a first power supply, a second power supply, and a power transfer control unit. The first power supply is configured to drive the first power supply coil, and the second power supply is configured to drive the second power supply coil. The power transfer control unit is configured to control one of a phase difference and an intensity ratio between an output signal of the first power supply coil and an output signal of the second power supply coil in accordance with impedance information of the first power supply and the second power supply.
摘要翻译：包括相互影响的第一电源线圈和第二电源线圈的电源包括第一电源，第二电源和电力传输控制单元。第一电源被配置为驱动第一电源线圈，并且第二电源被配置为驱动第二电源线圈。功率传递控制单元被配置为根据第一电源的阻抗信息和第一电源线圈的阻抗信息来控制第一电源线圈的输出信号和第二电源线圈的输出信号之间的相位差和强度比之一第二电源。

9. 发明申请

US20150318900A1 WIRELESS POWER TRANSFER SYSTEM, POWER RECEIVER, AND WIRELESS POWER TRANSFER METHOD 审中-公开
标题翻译：无线电力传输系统，功率接收器和无线电力传输方法
公开(公告)号：US20150318900A1
公开(公告)日：2015-11-05
申请号：US14800241
申请日：2015-07-15
申请人： FUJITSU LIMITED
发明人： SATOSHI SHIMOKAWA , Akiyoshi Uchida
IPC分类号： H04B5/00 , H02J5/00
CPC分类号： H04B5/0037 , H02J5/005 , H02J7/025 , H02J50/05 , H02J50/12 , H02J50/40 , H02J50/80 , H04B5/0031 , H04B5/0081
摘要： A power receiver includes a resonance coil, an oscillation unit, a communication unit, and a control unit. The resonance coil is configured to wirelessly receive power from a power source using magnetic field resonance or electric field resonance, the oscillation unit is configured to output a voltage which oscillates at a predetermined frequency, and the communication unit is configured to communicate with the power source. The control unit is configured to receive an output from the communication unit, and adjust a resonance frequency of the resonance coil using an output voltage from the oscillation unit.
摘要翻译：电力接收机包括谐振线圈，振荡单元，通信单元和控制单元。谐振线圈被配置为使用磁场谐振或电场谐振从电源无线地接收电力，所述振荡单元被配置为输出以预定频率振荡的电压，并且所述通信单元被配置为与电源通信。控制单元被配置为从通信单元接收输出，并且使用来自振荡单元的输出电压来调节谐振线圈的谐振频率。

10. 发明申请

US20230046705A1 STORAGE MEDIUM, DETERMINATION DEVICE, AND DETERMINATION METHOD 有权
公开(公告)号：US20230046705A1
公开(公告)日：2023-02-16
申请号：US17975902
申请日：2022-10-28
申请人： FUJITSU LIMITED
发明人： JUNYA SAITO , Akiyoshi Uchida , Akihito Yoshii , Kiyonori Morioka , Kentaro Murase
IPC分类号： G06V10/774 , G06V40/16
摘要： A non-transitory computer-readable storage medium storing a determination program that causes at least one computer to execute a process, the process includes acquiring a group of captured images that includes images including a face to which markers are attached; selecting, from a plurality of patterns that indicates a transition of positions of the markers, a first pattern that corresponds to a time-series change in the positions of the markers included in consecutive images among the group of captured images; and determining occurrence intensity of an action based on a determination criterion of the action determined based on the first pattern and the positions of the markers included in a captured image included after the consecutive images among the group of captured images.

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