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公开(公告)号：US11019615B2
公开(公告)日：2021-05-25
申请号：US16992339
申请日：2020-08-13
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Weimin Wu , Yuanyuan Peng , Jian Yu , Yunbo Li
Abstract: Embodiments of this application disclose a data transmission method and a related apparatus. The method in the embodiments of this application includes: obtaining a set of link information and a set of indication information of at least two links, where the link information is used to indicate a sender of a radio frame transmitted on a link, a receiver of the radio frame, and a transmission time interval of the radio frame, the indication information is used to indicate whether the receiver successfully receives the radio frame transmitted on the link, and transmission time intervals of radio frames transmitted on all of the at least two links have an overlapping target time interval; and determining a target link group based on the set of link information and the set of indication information of the at least two links.
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公开(公告)号：US10992435B2
公开(公告)日：2021-04-27
申请号：US16536690
申请日：2019-08-09
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Xiaoyong Tang , Jian Yu
Abstract: Embodiments of this application provide an information indication method, a device, and a system, to reduce pilot overheads caused by a reference signal. The method includes: determining, by a base station, that a port used to transmit a first reference signal and a port used to transmit a second reference signal are multiplexed; sending, by the base station, the first reference signal and/or the second reference signal on a multiplexed port; and generating, by the base station, information indicating multiplexing of the port, and sending the information indicating multiplexing.
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公开(公告)号：US10944531B2
公开(公告)日：2021-03-09
申请号：US16362603
申请日：2019-03-22
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Abstract: A method for sending a wireless local area network packet structure is provided, and the method comprises: determining a packet structure, where the packet structure comprises an HE-SIGA and an HE-SIGB, the HE-SIGA comprises an indication information, and if a current transmission mode is a full bandwidth MU-MIMO transmission, the indication information is used to indicate a number of scheduled users, or if the current transmission mode is other transmission mode, the indication information is used to indicate a number of symbols in the HE-SIGB; and sending the packet structure.
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公开(公告)号：US10439699B2
公开(公告)日：2019-10-08
申请号：US15860255
申请日：2018-01-02
Applicant: Huawei Technologies Co., Ltd.
IPC: H04W4/00 , H04B7/06 , H04W24/00 , H04B7/0413 , H04L1/00
Abstract: Embodiments of the present invention provide a method and an apparatus for transmitting channel state information. The method includes: sending a feedback indication message, a high-efficiency long training sequence, and a resource scheduling message, wherein the feedback indication message is used to indicate more than one target STAs that need to feed back channel state information, the high-efficiency long training sequence is used for determining the channel state information by the target STAs, and the first resource scheduling message is used to indicate a communication resource used by the target STAs when the target STAs feed back the channel state information; receiving the channel state information sent by the target STAs by using the communication resource.
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公开(公告)号：US10305572B2
公开(公告)日：2019-05-28
申请号：US15587470
申请日：2017-05-05
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Weishan Lu , Jian Yu
IPC: H04B7/08 , H04L1/00 , H04L5/00 , H04L27/26 , H04B7/0452
Abstract: A method includes: determining a maximum orthogonal frequency division multiplexing OFDM symbol quantity of a frequency band used for downlink transmission, where the maximum OFDM symbol quantity of the frequency band is a maximum value of maximum OFDM symbol quantities of all subbands of the frequency band; determining, according to a value relationship between a maximum OFDM symbol quantity of a subband to which user equipment belongs and the maximum OFDM symbol quantity of the frequency band, additional long training field instruction information used to instruct whether to send an additional long training field to the user equipment; and sending an indication message to the user equipment, where the indication message includes the additional long training field instruction information.
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Patent Agency Ranking
公开(公告)号：US20190081748A1
公开(公告)日：2019-03-14
申请号：US16186095
申请日：2018-11-09
Applicant: HUAWEI TECHNOLOGIES CO.,LTD.
Inventor： Yuchen Guo , Jian Yu , Xun Yang
IPC: H04L5/00
Abstract: A radio frame sending\receiving method and apparatus is provided, including: generating, by a transmit end, a radio frame, where the radio frame includes one or more station information fields, a length of each station information field is 2K bytes, where K is a natural number, and a value of a bit B16j+11 in each station information field is set to 1, where j=1, 2, 3, . . . , K−1; and sending the radio frame.
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公开(公告)号：US09934097B2
公开(公告)日：2018-04-03
申请号：US14950048
申请日：2015-11-24
Applicant: Huawei Technologies Co., Ltd.
CPC classification number: G06F11/1417 , G06F9/4401 , G06F9/4408 , G06F11/1469 , G06F12/0653 , G06F21/575 , G06F2201/84
Abstract: A startup method and apparatus, and a computer system. When a CPU fails to start a system, receiving, by a startup apparatus, a backup area selection instruction, where the backup area selection instruction is used to instruct the startup apparatus to read a boot loader from a backup area of Nand-Flash; receiving a program read instruction sent by the CPU, where the program read instruction includes a primary area address of the boot loader in the Nand-Flash; acquiring a backup address of the boot loader in the Nand-Flash from a correspondence between primary and backup addresses according to the primary area address; reading the boot loader from the backup address; and sending the boot loader to the CPU, such that the CPU starts the system according to the boot loader.
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公开(公告)号：US20250119320A1
公开(公告)日：2025-04-10
申请号：US18902520
申请日：2024-09-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jian Yu , Zhiheng Guo , Liyan Su , Shaozhong Lu , Yawei Yu
Abstract: A signal transmission method and an apparatus are provided. The method includes: A sending device generates a sequence of a demodulation reference signal, and maps the sequence of the demodulation reference signal to a time-frequency resource of the demodulation reference signal for sending. The demodulation reference signal is used to estimate a channel state of a first channel, and the first channel carries uplink data. The time-frequency resource includes frequency-domain resources corresponding to a first CDM group, and the frequency-domain resources corresponding to the first CDM group are non-contiguous and equally spaced.
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公开(公告)号：US12238800B2
公开(公告)日：2025-02-25
申请号：US18514451
申请日：2023-11-20
Applicant: Huawei Technologies Co., Ltd.
Inventor： Ming Gan , Yifan Zhou , Yunbo Li , Yuchen Guo , Jian Yu , Dandan Liang
Abstract: A STA in a STA MLD sends an information frame on a link corresponding to the station, and the information frame is used to indicate a STA in an awake state in the STA MLD. An AP MLD receives the information frame, and sends a downlink message frame on a one or more links corresponding to a part of or all of STAs in the awake state in the STA MLD.
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公开(公告)号：US12219542B2
公开(公告)日：2025-02-04
申请号：US18357067
申请日：2023-07-21
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Mao Yang , Bo Li , Mengshi Hu , Jian Yu
IPC: H04W72/0453 , H04L5/00 , H04W72/23 , H04W72/53 , H04W72/044 , H04W84/12
Abstract: The embodiments of the application provides a resource allocation method. In an example method, a trigger frame is sent by an access point to a station. The trigger frame includes one user information field, and the user information field may indicate a plurality of resource units allocated to the station.
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