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公开(公告)号：US12063135B2
公开(公告)日：2024-08-13
申请号：US17333852
申请日：2021-05-28
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yuanzhou Hu , Mengying Ding , Shuri Liao , Fan Wang
CPC classification number: H04L27/2621 , H04L5/0007 , H04L5/0048 , H04L27/2607
Abstract: The method may include: determining a third frequency-domain data stream, which includes a first frequency-domain data stream and a second frequency-domain data stream, a length of the third frequency-domain data stream is 2N, lengths of both the first frequency-domain data stream and the second frequency-domain data stream are N, data in the first frequency-domain data stream and data in the second frequency-domain data stream are separately mapped to different locations in the third frequency-domain data stream, the first frequency-domain data stream is obtained by performing zero adding processing and Fourier transform processing on a first source data stream, the second frequency-domain data stream is obtained by performing cyclic extension processing on a second source data stream; converting the third frequency-domain data stream into time-domain data and sending the time-domain data to a base station.
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公开(公告)号：US20240107361A1
公开(公告)日：2024-03-28
申请号：US18523778
申请日：2023-11-29
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Mengying Ding , Jinlin Peng , Guohua Zhou
IPC: H04W28/02 , H04W72/1263
CPC classification number: H04W28/0257 , H04W28/0278 , H04W72/1263 , H04W92/10
Abstract: This application provides a data transmission method and apparatus. The data transmission method includes: determining a maximum communications data amount of a terminal device in a first time period, where the first time period is a transmission period of a periodic service, and the maximum communications data amount in the first time period is less than a maximum communications data amount of continuous communication in the first time period; and sending the maximum communications data amount of the terminal device in the first time period.
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13.发明授权公开(公告)号：US11025393B2
公开(公告)日：2021-06-01
申请号：US16579637
申请日：2019-09-23
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Mengying Ding , Yuanzhou Hu , Pengpeng Dong , Zongjie Wang
IPC: H04L5/00 , H04L27/00 , H04L27/233
Abstract: This application discloses a wireless communication method, a wireless communications apparatus, and a wireless communications system. An example wireless communication method includes: receiving, by a terminal, indication information of uplink data transmission from a base station; determining, by the terminal, a base sequence configuration of a reference signal sequence corresponding to the modulation scheme of the uplink data transmission, and generating a dedicated demodulation reference signal based on the determined base sequence configuration of the reference signal sequence, where the modulation scheme of the uplink data transmission is one of a plurality of modulation schemes supported by the terminal, the plurality of modulation schemes include at least π/2 binary phase shift keying (BPSK), and a base sequence configuration of a reference signal sequence corresponding to the π/2 BPSK is different from a base sequence configuration of a reference signal sequence corresponding to another modulation scheme in the plurality of modulation schemes.
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公开(公告)号：US10924315B2
公开(公告)日：2021-02-16
申请号：US16371801
申请日：2019-04-01
Applicant: Huawei Technologies Co., Ltd.
Inventor： Pengpeng Dong , Mengying Ding , Yuanzhou Hu , Zongjie Wang
Abstract: Embodiments of the present disclosure relate to a data transmission method and a communications device. The method includes: performing an interpolation operation on a first signal sequence to obtain a second signal sequence, where a length of the second signal sequence is greater than a length of the first signal sequence; mapping the second signal sequence onto a subcarrier to obtain a second signal sequence that is on the subcarrier; performing an inverse fast Fourier transform (IFFT) on the second signal sequence that is on the subcarrier, to obtain a time-domain signal, and transmitting the time-domain signal. According to the embodiments of the present disclosure, a delay deviation can be better resisted.
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公开(公告)号：US10903953B2
公开(公告)日：2021-01-26
申请号：US16147797
申请日：2018-09-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Ming Wu , Hao Tang , Chi Zhang , Mengying Ding
Abstract: A method includes receiving, by a terminal device, first indication information sent by a network device. The terminal device determines a target resource based on the first indication information and a reference signal sequence based on parameters of a first bandwidth and parameters of a second bandwidth. The terminal sends or receives the reference signal sequence on the target resource.
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Patent Agency Ranking
公开(公告)号：US20250056527A1
公开(公告)日：2025-02-13
申请号：US18929550
申请日：2024-10-28
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Xiuxuan Huang , Mengying Ding , Xinxian Li , Jinlin Peng
IPC: H04W72/12
Abstract: This application provides a resource scheduling method and a communication apparatus. The method includes: A network device sends a plurality of pieces of configuration information to a terminal device, where the plurality of pieces of configuration information include first configuration information and second configuration information, the first configuration information is for configuring scheduling information of a multi-carrier co-scheduling manner to be sent in a first cell, and the second configuration information is for configuring a resource of a second cell to be scheduled in the multi-carrier co-scheduling manner; and the network device sends first scheduling information to the terminal device in the first cell, where the first scheduling information is for scheduling resources of a plurality of cells, and the plurality of cells include the second cell or the first cell and the second cell. In this way, resource utilization and resource scheduling efficiency are improved.
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公开(公告)号：US20250024460A1
公开(公告)日：2025-01-16
申请号：US18901892
申请日：2024-09-30
Applicant: Huawei Technologies Co., Ltd.
Inventor： Meng Hua , Jinlin Peng , Fei Gao , Mengying Ding , Yuan Li
IPC: H04W72/23 , H04W72/044
Abstract: Embodiments of this application provide a PDCCH monitoring method. The method includes: A terminal device monitors a PDCCH on a first PDCCH candidate as indicated by network when at least one RE in the first PDCCH candidate overlaps with at least one RE in the first time-frequency resource as indicated by the network.
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公开(公告)号：US20230199586A1
公开(公告)日：2023-06-22
申请号：US18173397
申请日：2023-02-23
Applicant: Huawei Technologies Co., Ltd.
Inventor： Xinxian Li , Mengying Ding , Jinlin Peng , Zhenfei Tang
CPC classification number: H04W36/0083 , H04L5/0098 , H04W36/36
Abstract: A method and an apparatus for switching a cell state are provided, and relate to the field of communication technologies. The method includes: A terminal device receives a first instruction from a network device, and switches a serving cell state based on the first instruction. The first instruction indicates to switch the serving cell state of the terminal device to or from a first state. When the serving cell state is the first state, a downlink carrier of a serving cell supports downlink communication, and an uplink carrier of the serving cell does not support uplink communication.
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公开(公告)号：US20220256559A1
公开(公告)日：2022-08-11
申请号：US17730857
申请日：2022-04-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Mengying Ding , Shuri Liao , Peng Zhang
Abstract: This application provides example uplink transmission methods and communication apparatuses. One example method includes sending first scheduling information by a network device to a first terminal and a second terminal, where the first scheduling information includes indication information of a sidelink transmission parameter and indication information of a first uplink transmission parameter, the sidelink transmission parameter is used by the first terminal to send first data to the second terminal, and the first uplink transmission parameter is used by the second terminal to send the first data to the network device. The first data is received by the network device from the second terminal.
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公开(公告)号：US11184131B2
公开(公告)日：2021-11-23
申请号：US16662736
申请日：2019-10-24
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yuanzhou Hu , Mengying Ding , Pengpeng Dong , Zongjie Wang
Abstract: The present disclosure relates to sending methods and apparatus. One example method includes receiving first indication information for uplink data transmission, where the first indication information indicates a frequency resource for the uplink data transmission, and the frequency resource includes N subcarriers, and sending an uplink reference signal associated with the uplink data transmission, where a length of a sequence of the uplink reference signal is M, a roll-off factor of a filter for the uplink data transmission is not greater than 2 M N - 1 , and N/2≤M
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