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公开(公告)号：US20200037277A1
公开(公告)日：2020-01-30
申请号：US16577328
申请日：2019-09-20
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Lei HUANG , Yingpei LIN , Ji WU
Abstract: A downlink synchronization signal sending method includes: generating, by a base station, notification information including a status indication indicating a sending status of a downlink synchronization signal on an unlicensed frequency band, where the sending status indicates whether the downlink synchronization signal is successfully sent or fails to be sent; and sending, by the base station, the notification information by using a licensed frequency band. The downlink synchronization signal is sent with assistance of the licensed frequency band, to improve efficiency of sending the downlink synchronization signal on the unlicensed frequency band.
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公开(公告)号：US20180324627A1
公开(公告)日：2018-11-08
申请号：US16039083
申请日：2018-07-18
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Ji WU , Yingpei LIN
IPC: H04W24/10 , H04B17/345 , H04W72/04 , H04W72/08 , H04W92/20
CPC classification number: H04W24/10 , H04B7/061 , H04B7/0695 , H04B7/088 , H04B17/345 , H04W24/02 , H04W72/042 , H04W72/082 , H04W72/1231 , H04W92/20
Abstract: Embodiments of the present invention provide a method which includes: sending a first channel quality measurement report, wherein the first channel quality measurement report indicates a channel noise value measured in a first time period by a first station in a second antenna mode when a third station and a fourth station communicate with each other in a first antenna mode; and receiving an grant frame sent by the AP based on the first channel quality measurement report, wherein the grant frame carries first instruction information and/or second instruction information. A success rate of space-shared communication between station pairs can be increased.
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3.发明申请UPLINK MULTI-USER MULTI-INPUT MULTI-OUTPUT ESTABLISHMENT METHOD AND APPARATUS 审中-公开UPLINK多用户多输入多输出建立方法和装置公开(公告)号：US20170070906A1
公开(公告)日：2017-03-09
申请号：US15357816
申请日：2016-11-21
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yi LUO , Xun YANG , Yingpei LIN
CPC classification number: H04W24/10 , H04B7/0452 , H04J13/00 , H04L27/2601 , H04W72/1205 , H04W72/1278 , H04W74/002 , H04W74/0816 , H04W76/40
Abstract: An uplink multi-user multi-input multi-output establishment method includes broadcasting, by a network side device, an uplink data sending announcement; receiving buffer information sent by a terminal that needs to send data, where the buffer information includes at least a sending level and a data sending length of to-be-sent data; determining, according to the buffer information, scheduling information for establishing uplink multi-user multi-input multi-output; and sending, to a terminal that is allowed to send data and selected from the terminal that needs to send data, a clear to send frame that carries the scheduling information, so that the terminal that is allowed to send data sends the to-be-sent data according to the scheduling information. The embodiments of the present disclosure effectively implement uplink multi-user multi-input multi-output establishment, so that signaling interworking is reduced, resource overheads are reduced, and data sending efficiency is improved.
Abstract translation: 上行链路多用户多输入多输出建立方法包括：由网络侧设备广播上行链路数据发送通知; 接收由需要发送数据的终端发送的缓冲器信息，其中缓冲器信息至少包括待发送数据的发送级别和数据发送长度; 根据所述缓冲器信息确定用于建立上行链路多用户多输入多输出的调度信息; 并发送到允许发送数据并从需要发送数据的终端中选择的终端，发送携带调度信息的清除发送帧，使得允许发送数据的终端发送待发送数据， 根据调度信息发送数据。 本公开的实施例有效地实现上行多用户多输入多输出建立，从而降低信令互通，减少资源开销，提高数据发送效率。
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公开(公告)号：US20220312300A1
公开(公告)日：2022-09-29
申请号：US17721102
申请日：2022-04-14
Applicant: Huawei Technologies Co., Ltd.
Inventor： Pei ZHOU , Yan LONG , Xiao HAN , Yingpei LIN
Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.
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公开(公告)号：US20190326968A1
公开(公告)日：2019-10-24
申请号：US16457804
申请日：2019-06-28
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Qiong JIA , Jun LUO , Ji WU , Yingpei LIN
Abstract: This application discloses a beam training method, a communication device, a chip system, and a storage medium. The method includes: performing, by a transmit device, clear channel assessment on sectors corresponding to an antenna of the transmit device; and sending, by the transmit device in a sector whose result of clear channel assessment is idle, a training signal to a receive device, where the training signal is used to perform beamforming training on the antenna. With this solution, beamforming training efficiency can be improved and resource utilization can be increased.
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Patent Agency Ranking
公开(公告)号：US20190098561A1
公开(公告)日：2019-03-28
申请号：US16206288
申请日：2018-11-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Pei ZHOU , Yan LONG , Xiao HAN , Yingpei LIN
Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.
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公开(公告)号：US20170079033A1
公开(公告)日：2017-03-16
申请号：US15360219
申请日：2016-11-23
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yingpei LIN , Jiayin ZHANG , Jun LUO
CPC classification number: H04W72/0446 , H04W72/0453 , H04W72/1252 , H04W72/1257 , H04W84/12
Abstract: This application provides a transmission resource determining method, an access point, and a station, where the method includes: determining, by a wireless local area network access point, transmission resource information of first M transmission timeslots in a schedule window when obtaining a right of using a channel, where the channel is a wireless channel in an unlicensed frequency band, and M is a positive integer; and sending, by the access point, the transmission resource information to a station STA after entering the schedule window. According to the method, quality of service QoS of a service that needs to be transmitted periodically or transmitted persistently can be ensured.
Abstract translation: 本申请提供了一种传输资源确定方法，接入点和站，其中该方法包括：当获取一个权限时，由无线局域网接入点确定调度窗口中的第一M个传输时隙的传输资源信息 使用信道，其中信道是非许可频带中的无线信道，M是正整数; 并且在进入调度窗口之后，由接入点将发送资源信息发送到站STA。 根据该方法，可以确保需要定期或持续发送的业务的业务质量QoS。
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公开(公告)号：US20190261393A1
公开(公告)日：2019-08-22
申请号：US16403108
申请日：2019-05-03
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Ji WU , Yingpei LIN , Lei HUANG
IPC: H04W72/12 , H04B7/08 , H04B7/06 , H04B7/0452
Abstract: Embodiments of this application disclose a scheduling method in a wireless local area network (WLAN), including: generating, by an access point (AP), scheduling information, where the scheduling information includes multiple-input multiple-output (MIMO) scheduling information or beamforming (BF) scheduling information, the MIMO scheduling information is used to schedule a station (STA) to perform MIMO communication, and the BF scheduling information is used to schedule the STA to perform beamforming training; and sending, by the AP, the scheduling information to the STA. According to the scheduling method in a WLAN that is disclosed in the embodiments of this application, the AP can implement, by using the scheduling information, scheduling for the MIMO communication of the STA and BF in a MIMO scenario, and an operation is simple and convenient.
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公开(公告)号：US20190110285A1
公开(公告)日：2019-04-11
申请号：US16212104
申请日：2018-12-06
Applicant: Huawei Technologies Co., Ltd.
Inventor： Lei HUANG , Zhenyu SHI , Yingpei LIN
Abstract: Embodiments of the present invention provide a resource allocation notification method. In this method, a wireless access point receives capability information of a terminal device; and after receiving the capability information of the terminal device, the wireless access point determines, according to the capability information, to use one or more channel extension types to allocate a channel to the terminal device, and sends channel allocation information and/or channel extension type information to the terminal device, where the channel allocation information indicates that the terminal device sends and receives data on one or more channels, and the channel extension type information indicates the one or more channel extension types that the wireless access point determines to use.
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公开(公告)号：US20180368020A1
公开(公告)日：2018-12-20
申请号：US16119324
申请日：2018-08-31
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Kun ZENG , Guangjian WANG , Yingpei LIN , Yan XIN
IPC: H04W28/02 , H04B7/0408 , H04W16/28 , H04B7/08
Abstract: A directional link maintenance method and a station STA to improve accuracy and timeliness of directional link availability determined by the STA are described. In at least one embodiment, the method includes monitoring, by a first station STA, an information packet, where the information packet carries first identification information, and the first identification information is used to identify a first directional transmit beam that is used a second STA when the second STA sends the information packet; determining, by the first STA, whether the information packet is an information packet that is sent by the second STA to a third STA, and obtaining the first identification information if the information packet is an information packet that is sent by the second STA to the third STA; and determining, by the first STA, whether the first identification information matches preset second identification information.
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