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1. 发明授权

US10945295B2 Access point device (AP) and client device (STA) using grouping of transmission parameters 有权
公开(公告)号：US10945295B2
公开(公告)日：2021-03-09
申请号：US16399047
申请日：2019-04-30
申请人： HUAWEI TECHNOLOGIES CO., LTD.
发明人： Genadiy Tsodik , Shimon Shilo , Doron Ezri , Avi Weitzman , Oded Redlich
IPC分类号： H04W74/08 , H04W74/00
摘要： The disclosure relates to an access point device (AP) for communicating with a client device (STA). The AP may include a transceiver configured to transmit a first data packet indicating a set of groups, wherein each group of the set of groups is associated with a specific set of transmission parameters. The transceiver of the AP may also be configured to transmit a second data packet indicating an allocation for at least part of the groups. Furthermore, the transceiver of the AP may also be configured to receive a response frame using at least part of random access (RA) resources selected by the STA for the at least part of the groups.

2. 发明申请

US20220224424A1 Low Complexity Angle of Arrival (AOA) Array Calibration 有权
公开(公告)号：US20220224424A1
公开(公告)日：2022-07-14
申请号：US17657645
申请日：2022-04-01
申请人： Huawei Technologies Co., Ltd.
发明人： Alexander Kobzantsev , Doron Erzi , Avi Weitzman , Chun Pan , Xingfeng Jiang , Jie Fu
IPC分类号： H04B17/12 , H04B17/21 , H04B7/06 , H04B7/0413
摘要： A Multiple-Input Multiple-Output (MIMO) device comprises an array of multiple antennas and a circuitry configured to receive, using the array of multiple antennas, a plurality of calibration signals from a plurality of proximate wireless MIMO devices, calibrate the wireless MIMO device based on the received calibration signals and based on known directions from the wireless MIMO device to each of the proximate wireless MIMO devices, and drive the array of multiple antennas to emit a beam-formed calibration signal to each of the proximate wireless devices in order to enable each of the proximate wireless MIMO devices to calibrate itself.

3. 发明授权

US11363632B2 Frequency division duplex device and method for use in a wireless network 有权
公开(公告)号：US11363632B2
公开(公告)日：2022-06-14
申请号：US16887820
申请日：2020-05-29
申请人： HUAWEI TECHNOLOGIES CO., LTD.
发明人： Leonid Epstein , Shimon Shilo , Avi Weitzman , Genadiy Tsodik , Doron Ezri , Jian Yu
IPC分类号： H04W74/08 , H04W72/04 , H04W72/12 , H04W80/02 , H04W84/12
摘要： A device on a wireless network generates duration data for determining a duration of a time interval. A transmission is then instructed, by the device, to transmit the duration data and a downlink payload including an aggregated Media Access Control (MAC) layer data unit, the downlink payload being transmitted on first subcarriers. The transmission also includes a trigger that configures the at least one other device on the network to transmit an uplink payload within the time interval, and during at least part of the transmission of the downlink payload, on second subcarriers that are at different frequencies to the first subcarriers.

4. 发明申请

US20230136183A1 Antenna for a wireless communication device and such a device 有权
公开(公告)号：US20230136183A1
公开(公告)日：2023-05-04
申请号：US17983189
申请日：2022-11-08
申请人： HUAWEI TECHNOLOGIES CO., LTD.
发明人： Michael Kadichevitz , Doron Ezri , Avi Weitzman , Xiao Zhou , Xin Luo
IPC分类号： H01Q21/20 , H01Q1/22 , H01Q1/48 , H01Q21/00 , H01Q13/08
摘要： An antenna for a wireless communication device, such as a Wi-Fi access point is provided. The antenna includes an electrically conductive radiation structure including a plurality of radially extending radiation slots, each of which has an open outer end at a perimeter of the electrically conductive radiation structure and defines a respective radiation portion of the electrically conductive radiation structure. The antenna includes a feeding network configured to feed an RF signal to the electrically conductive radiation structure, the feeding network includes a plurality of feeding arms configured to feed the RF signal into each radiation portion of the electrically conductive radiation structure for exciting each radiation portion to emit electromagnetic waves. The antenna includes a grounding structure including an electrically conductive grounding surface, which is spaced from and faces each radiation portion of the electrically conductive radiation structure for guiding the electromagnetic waves emitted by each radiation portion.

5. 发明授权

US10070319B2 Advanced dynamic channel assignment 有权
公开(公告)号：US10070319B2
公开(公告)日：2018-09-04
申请号：US14985963
申请日：2015-12-31
申请人： Huawei Technologies Co., Ltd.
发明人： Doron Ezri , Avi Weitzman , Shimi Shilo , Fuqing Sun , Wei Ruan , Ronghu Fan
IPC分类号： H04W4/00 , H04W16/10 , H04W84/12 , H04W88/08
摘要： A device for assigning radio channels to radio transceiver devices. The device comprises an interface configured to receive two or more radio communication values, each associated with a radio transceiver device. The device comprises a processor configured to calculate an ordering of two or more radio transceiver devices based on radio communication values and build, according to the ordering, one or more rooted tree representing assignment of available radio channels to first radio transceiver devices according to the ordering. A branch of the rooted tree is selected according to a cost function value calculated along each branch. The processor is configured to assign the available radio channels to the radio transceiver devices according to the selected branch.

6. 发明申请

US20160113026A1 Advanced Dynamic Channel Assignment 审中-公开
标题翻译：高级动态频道分配
公开(公告)号：US20160113026A1
公开(公告)日：2016-04-21
申请号：US14985963
申请日：2015-12-31
申请人： Huawei Technologies Co., Ltd.
发明人： Doron Ezri , Avi Weitzman , Shimi Shilo , Fuqing Sun , Wei Ruan , Ronghu Fan
IPC分类号： H04W72/10
CPC分类号： H04W16/10 , H04W84/12 , H04W88/08
摘要： A device for assigning radio channels to radio transceiver devices. The device comprises an interface configured to receive two or more radio communication values, each associated with a radio transceiver device. The device comprises a processor configured to calculate an ordering of two or more radio transceiver devices based on radio communication values and build, according to the ordering, one or more rooted tree representing assignment of available radio channels to first radio transceiver devices according to the ordering. A branch of the rooted tree is selected according to a cost function value calculated along each branch. The processor is configured to assign the available radio channels to the radio transceiver devices according to the selected branch.
摘要翻译：用于将无线电信道分配给无线电收发机设备的设备。该设备包括被配置为接收两个或更多个无线电通信值的接口，每个与无线电收发器设备相关联。该设备包括处理器，其被配置为基于无线电通信值来计算两个或更多个无线电收发器设备的排序，并且根据排序，根据排序构建一个或多个根树，其表示可用无线电信道分配给第一无线电收发器设备。根据沿着每个分支计算的成本函数值选择有根树的分支。处理器被配置为根据所选择的分支将可用无线电信道分配给无线电收发机设备。

7. 发明申请

US20210203458A1 Using Enhanced Signal Spectral TX Mask for Improved Multi-User Grouping and Increased Spectral Efficiency 有权
公开(公告)号：US20210203458A1
公开(公告)日：2021-07-01
申请号：US17189876
申请日：2021-03-02
申请人： Huawei Technologies Co., Ltd.
发明人： Oded Redlich , Shimon Shilo , Avi Weitzman , Genadiy Tsodik , Doron Ezri
IPC分类号： H04L5/00 , H04W72/04
摘要： A system of wireless communication by an access point (AP) comprising: a receiver adapted to receive a plurality of messages each originated from one of a plurality of client devices and each indicative of a spectral mask capability thereof; a processor adapted to calculate a channel assignment scheme for allocating bandwidth and/or communication channels to the plurality of client devices based on the spectral mask capability of each of the plurality of client devices; and a transmitter adapted to transmit to each of the plurality of client devices instructions to set transmission frequency based on the calculated channel assignment scheme.

8. 发明申请

US20190289634A1 ACCESS POINT DEVICE (AP) AND CLIENT DEVICE (STA) USING GROUPING OF TRANSMISSION PARAMETERS 审中-公开
公开(公告)号：US20190289634A1
公开(公告)日：2019-09-19
申请号：US16399047
申请日：2019-04-30
申请人： HUAWEI TECHNOLOGIES CO., LTD.
发明人： Genadiy Tsodik , Shimon Shilo , Doron Ezri , Avi Weitzman , Oded Redlich
IPC分类号： H04W74/08 , H04W74/00
摘要： The disclosure relates to an access point device (AP) for communicating with a client device (STA). The AP may include a transceiver configured to transmit a first data packet indicating a set of groups, wherein each group of the set of groups is associated with a specific set of transmission parameters. The transceiver of the AP may also be configured to transmit a second data packet indicating an allocation for at least part of the groups. Furthermore, the transceiver of the AP may also be configured to receive a response frame using at least part of random access (RA) resources selected by the STA for the at least part of the groups.

9. 发明申请

US20160119239A1 Method and Apparatus for Providing an Efficient Multi-Client Access 有权
标题翻译：提供高效多客户端访问的方法和装置
公开(公告)号：US20160119239A1
公开(公告)日：2016-04-28
申请号：US14985978
申请日：2015-12-31
申请人： Huawei Technologies Co., Ltd.
发明人： Avi Weitzman , Doron Ezri , Shimi Shilo , Fuqing Sun , Wei Ruan , Ronghu Fan
IPC分类号： H04L12/803 , H04L12/851 , H04W72/04 , H04W16/04
CPC分类号： H04L47/125 , H04L47/24 , H04W16/04 , H04W72/04 , H04W84/12 , H04W88/08
摘要： An apparatus and a method for providing an efficient multi-client access in a WLAN, the method comprising the step of: when the number of clients exceeds a threshold, creating at least two virtual access points (VAP1, VAP2, VAP3); load balancing by distributing workloads across the created at least two virtual access points; and dynamically allocating at least one quality of service parameter (e.g., timeslots, AIFS, TXOP, maximum and minimum contention window) to each of the created at least two virtual access points.
摘要翻译：一种用于在WLAN中提供有效的多客户端接入的设备和方法，所述方法包括以下步骤：当客户端数量超过阈值时，创建至少两个虚拟接入点（VAP1，VAP2，VAP3）; 通过在所创建的至少两个虚拟接入点之间分配工作负载来实现负载平衡; 以及动态地将至少一个服务质量参数（例如，时隙，AIFS，TXOP，最大和最小争用窗口）分配给所创建的至少两个虚拟接入点中的每一个。

10. 发明申请

US20220196778A1 Radio Station for Client Localization in Multipath Indoor Environment 有权
公开(公告)号：US20220196778A1
公开(公告)日：2022-06-23
申请号：US17651856
申请日：2022-02-21
申请人： Huawei Technologies Co., Ltd.
发明人： Alexander Kobzantsev , Doron Ezri , Avi Weitzman , Chun Pan , Xingfeng Jiang , Jie Fu
IPC分类号： G01S3/48 , H01Q3/30 , G01S3/74
摘要： A radio station, in particular an access point, for client localization in a multipath indoor environment is disclosed. The radio station comprises: a circular antenna array comprising uniform circularly arranged antenna elements; and a processor configured to: transform first input data from the circular antenna array into second input data using a transform that transforms the first steering vector of the circular antenna array into a second steering vector of a virtual linear antenna array; and transform the second input data into third input data by using a transform that transforms the second steering vector of the virtual linear antenna array into a third steering vector of a second virtual linear antenna array, comprising a larger number of antenna elements than the virtual linear antenna array; and determine an angle of arrival based on the third input data.

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