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公开(公告)号:US11051307B2
公开(公告)日:2021-06-29
申请号:US16212104
申请日:2018-12-06
Applicant: Huawei Technologies Co., Ltd.
Inventor: Lei Huang , Zhenyu Shi , Yingpei Lin
Abstract: A resource allocation notification method, in which 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:US20210112492A1
公开(公告)日:2021-04-15
申请号:US17077689
申请日:2020-10-22
Applicant: Huawei Technologies Co., Ltd.
Inventor: Yingpei Lin , Jiayin Zhang , Xun Yang
Abstract: A method for accessing an access point by a station device, a device, and a system. A station device selects a master access point from multiple access points according to channel quality and accesses the master access point, and sends information about remaining access points to the master access point, so that the master access point selects a slave access point according to the information about the remaining access points.
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公开(公告)号:US10966111B2
公开(公告)日:2021-03-30
申请号:US16724985
申请日:2019-12-23
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Ji Wu , Yingpei Lin
IPC: H04W24/10 , H04B7/08 , H04B7/06 , H04W72/12 , H04B17/345 , H04W72/04 , H04W72/08 , H04W92/20 , H04W24/02
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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54.
公开(公告)号:US20200351939A1
公开(公告)日:2020-11-05
申请号:US16932333
申请日:2020-07-17
Applicant: Huawei Technologies Co., Ltd.
Inventor: Yingpei Lin , Jiayin Zhang , Jun Luo , Le Liu
Abstract: The method includes generating, by an access point (AP), signaling that includes an AP identifier (ID) field, a bandwidth (BW) field, a guard interval (GI) field, a cyclic redundancy check (CRC) field, and a tail field, the AP ID field is used to indicate an ID of the AP, the BW field is used to indicate bandwidth required for data transmission subsequent to the signaling, the GI is used to indicate a length of a cyclic prefix (CP) required for data transmission subsequent to the signaling, the CRC field is used to guard a field before the CRC field in the signaling, and the Tail field is used to empty an encoder and a decoder, where the CRC field and the Tail field are the last two fields of the signaling. The method also includes sending, by the AP, the signaling.
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55.
公开(公告)号:US20200163019A1
公开(公告)日:2020-05-21
申请号:US16690649
申请日:2019-11-21
Applicant: Huawei Technologies Co., Ltd.
Inventor: Yingpei Lin , Hongjia Su , Jun Zhu
Abstract: Embodiments provide a method for direct communication between stations in a wireless local area network and a related station. The method for direct communication between stations in a wireless local area network includes: sending, by a first station, a data frame to a second station, where the data frame includes a first high-efficiency signal field, and the first high-efficiency signal field includes first indication information used to indicate that the data frame is a single-user (SU) data frame and second indication information used to indicate that the data frame is a downlink (DL) data frame.
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56.
公开(公告)号:US10448383B2
公开(公告)日:2019-10-15
申请号:US15593533
申请日:2017-05-12
Applicant: Huawei Technologies Co., Ltd.
Inventor: Jun Luo , Jiayin Zhang , Yingpei Lin , Phillip Barber , Le Liu , Sheng Liu
Abstract: A resource indication method in a wireless local area network is provided, where the method includes generating, by an access point, a data frame that includes a preamble, where the preamble includes a signaling indication part B (SIG-B), the SIG-B includes a common part and a user part following the common part. The common part is used to indicate a quantity of scheduled stations, identification information of the scheduled station, and a location of communication resource information of the scheduled station in the user part, the user part is used to indicate the communication resource information of the scheduled station, and the communication resource information includes resource indication information, MCS information of a data part, spatial flow quantity information, or power control information; and sending the data frame.
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公开(公告)号:US10362549B2
公开(公告)日:2019-07-23
申请号:US15069051
申请日:2016-03-14
Applicant: Huawei Technologies Co., Ltd.
Inventor: Jun Luo , Jiayin Zhang , Yingpei Lin
IPC: H04W56/00 , H04L12/741 , H04W24/10 , H04W72/04 , H04W72/08 , H04W72/12 , H04W76/12 , H04W92/20 , H04W84/12 , H04W88/08 , H04W88/12
Abstract: Embodiments of the present invention provide a method and an apparatus for setting up an interface between access points, where a first AP receives measurement information reported by at least one station associated with the first AP, to learn an AP identifier of a second AP having a capability of supporting an AP2AP interface, determines an AP identifier of a candidate AP according to interface information in the measurement information, and sends, to the candidate AP by using an AC, a first request message requesting an IP address used for setting up a communications interface between APs, the candidate AP sends, by using the AC, a response message to the first AP according to the first request message, and the first AP determines, according to the response message, whether to set up an AP2AP communications interface with the candidate AP that sends the response message.
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58.
公开(公告)号:US20180242251A1
公开(公告)日:2018-08-23
申请号:US15957046
申请日:2018-04-19
Applicant: Huawei Technologies Co., Ltd.
Inventor: Yingpei Lin , Hongjia Su , Jun Zhu
CPC classification number: H04W52/0229 , H04L69/22 , H04W4/00 , H04W8/14 , H04W72/04 , H04W84/12 , Y02D70/00 , Y02D70/10 , Y02D70/12 , Y02D70/122 , Y02D70/1224 , Y02D70/126 , Y02D70/1262 , Y02D70/14 , Y02D70/142 , Y02D70/20 , Y02D70/21
Abstract: Embodiments provide a method for direct communication between stations in a wireless local area network and a related station. The method for direct communication between stations in a wireless local area network includes: sending, by a first station, a data frame to a second station, where the data frame includes a first high-efficiency signal field, and the first high-efficiency signal field includes first indication information used to indicate that the data frame is a single-user (SU) data frame and second indication information used to indicate that the data frame is a downlink (DL) data frame.
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公开(公告)号:US10034254B2
公开(公告)日:2018-07-24
申请号:US15065415
申请日:2016-03-09
Applicant: Huawei Technologies Co., Ltd.
Inventor: Chixiang Ma , Yi Luo , Xun Yang , Yingpei Lin
Abstract: A method for adjusting a timing advance includes: sending an uplink message to an access point, AP, and receiving a downlink message returned by the AP; according to the moment when the uplink message is sent, the moment when the downlink message returned by the AP is received and the fixed time when the downlink message is returned by the AP, obtaining time alignment information; and according to the time alignment information, adjusting the amount of time by which a signal is sent in advance.
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公开(公告)号:US09907083B2
公开(公告)日:2018-02-27
申请号:US15190893
申请日:2016-06-23
Applicant: Huawei Technologies Co., Ltd.
Inventor: Chixiang Ma , Jiayin Zhang , Yingpei Lin , Tianyu Wu
CPC classification number: H04W72/12 , H04W72/0446 , H04W74/0808 , H04W84/12
Abstract: A multi-carrier aggregation method and apparatus, user equipment, and a network side device are disclosed. The method includes: determining, by a network side device according to information about a transmission resource that is obtained when at least one component carrier is successfully obtained through contention, start and end times of a scheduling phase corresponding to the at least one component carrier, where the scheduling phase is divided by an uplink-downlink switch point into an uplink phase of the scheduling phase and a downlink phase of the scheduling phase, the uplink-downlink switch point is used to divide a time to obtain an uplink time of the component carrier and a downlink time of the component carrier, and uplink-downlink switch points of two or more component carriers are aligned in time; and performing, by the network side device, downlink transmission with user equipment in the downlink phase of the scheduling phase.
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