公开(公告)号：US20200021388A1

公开(公告)日：2020-01-16

申请号：US16581555

申请日：2019-09-24

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Yongxia LYU ,  Ruixiang MA

IPC: H04L1/00 ,  H04W72/02 ,  H04W72/04

Abstract: This application discloses a data sending method. The method includes: determining, by a transmit end, a first resource based on a first parameter n, where n represents a quantity of transmissions of a first information block, the first resource is used for a current transmission of the first information block, and n is greater than or equal to 0; and transmitting, by the transmit end, first data by using the first resource, where the first data is data that is obtained by processing the first information block and that is used for the current transmission, where the first resource is included in K preconfigured resources. According to the data sending method, data transmission reliability is improved.

公开(公告)号：US20240349264A1

公开(公告)日：2024-10-17

申请号：US18750760

申请日：2024-06-21

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Yunfeng LIU ,  Zhiheng GUO ,  Ruixiang MA ,  Xinqian XIE ,  Xinghua SONG

IPC: H04W72/0453 ,  H04L5/00 ,  H04L5/14 ,  H04W28/26 ,  H04W72/0446

CPC classification number: H04W72/0453 ,  H04L5/0051 ,  H04L5/1469 ,  H04W28/26 ,  H04W72/0446

Abstract: A communication method and apparatus are provided. A terminal device determines a first time-frequency resource and a second time-frequency resource based on received first configuration information and received second configuration information, and receives a zero-power downlink signal on the first time-frequency resource and the second time-frequency resource; and/or determines a third time-frequency resource and a fourth time-frequency resource based on received third configuration information and received fourth configuration information, and sends a zero-power uplink signal on the third time-frequency resource and the fourth time-frequency resource.

公开(公告)号：US20240323961A1

公开(公告)日：2024-09-26

申请号：US18737104

申请日：2024-06-07

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Yunfeng LIU ,  Zhiheng GUO ,  Ruixiang MA ,  Xinghua SONG

IPC: H04W72/1273 ,  H04L1/1812 ,  H04W72/0446 ,  H04W72/0453

CPC classification number: H04W72/1273 ,  H04L1/1812 ,  H04W72/0446 ,  H04W72/0453

Abstract: A communication method and a communication apparatus are provided. The method includes: A terminal determines, from a first time-frequency resource, a target candidate PDSCH reception occasion for receiving a PDSCH, where time domain of the first time-frequency resource corresponds to a first time unit including one or more symbols, a frequency domain resource of the first time-frequency resource includes a plurality of consecutive non-overlapping subbands on one carrier, the one or more symbols in the first time unit have different symbol categories on the plurality of subbands, the target candidate PDSCH reception occasion includes at least one symbol; determines a HARQ-ACK codebook based on a plurality of target candidate PDSCH reception occasions; and sends the HARQ-ACK codebook.

公开(公告)号：US20240284443A1

公开(公告)日：2024-08-22

申请号：US18641725

申请日：2024-04-22

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ruijie LI ,  Lei GUAN ,  Shengyu LI ,  Fei GAO ,  Ruixiang MA ,  Tong SU

IPC: H04W72/1263 ,  H04W72/23

CPC classification number: H04W72/1263 ,  H04W72/23

Abstract: This application discloses a communication method and apparatus, and relates to the wireless communication field, so that a frequency resource may be flexibly scheduled, a transmission delay is low, and resource utilization is high. The method includes: receiving, from a network device, first indication information used by a terminal to determine a plurality of first frequency units in a first frequency unit set, and detecting first control information on a frequency unit in the plurality of first frequency units, where the first frequency unit is a candidate frequency unit for carrying the first control information, and the first control information is used to schedule data transmission on a second frequency unit.

公开(公告)号：US20230180024A1

公开(公告)日：2023-06-08

申请号：US18155222

申请日：2023-01-17

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Yawei YU ,  Zhiheng GUO ,  Ruixiang MA

IPC: H04W16/28 ,  H04W72/0446

CPC classification number: H04W16/28 ,  H04W72/0446

Abstract: A communication method includes determining a third time unit and a fourth time unit. The third time unit includes all or a part of time units that are in at least one first time unit and that are used for transmission in a first transmission direction. A first signal is transmitted in the at least one first time unit in the first transmission direction based on a quantity of repeated transmissions. The fourth time unit is located after the at least one first time unit in a time domain, and the third time unit and the fourth time unit meet a requirement of transmitting the first signal based on the quantity of repeated transmissions. The method also includes repeatedly transmitting the first signal in the third time unit and the fourth time unit.

公开(公告)号：US20230006797A1

公开(公告)日：2023-01-05

申请号：US17942915

申请日：2022-09-12

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Dan HU ,  Lei GUAN ,  Ruixiang MA

IPC: H04L5/00 ,  H04W72/04 ,  H04L1/18

Abstract: This application provides a communication method and apparatus. One example method includes, obtaining, by a terminal device, a first frequency domain resource and a second frequency domain resource, wherein the first frequency domain resource and the second frequency domain resource are independently configured, and the second frequency domain resource comprises a control-resource set (CORESET) 0 and an initial bandwidth part (BWP); and receiving, by the terminal device, first information, wherein the first information is used to schedule a downlink data channel, the first information comprises frequency domain resource assignment information, wherein the frequency domain resource assignment information indicates a frequency domain resource of the downlink data channel within a range of the first frequency domain resource, and the first information is scrambled by using a group-radio network temporary identifier (G-RNTI) this application.

公开(公告)号：US20220400471A1

公开(公告)日：2022-12-15

申请号：US17886931

申请日：2022-08-12

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Dan HU ,  Yongxia LYU ,  Lei GUAN ,  Xianda LIU ,  Ruixiang MA

IPC: H04W72/04 ,  H04L5/00

Abstract: This application discloses a method for sending a physical uplink shared channel and an apparatus and relates to the communication field, to resolve a problem of how to transmit uplink data to different TRPs by using different precoding matrices. A network device sends indication information to a terminal device, where the indication information is used to indicate first information and second information. The first information is used to indicate first precoding information corresponding to a first nominal PUSCH repetition. The second information is used to indicate second precoding information corresponding to a second nominal PUSCH repetition. The terminal device sends N PUSCHs based on precoding information indicated by the indication information. The precoding information corresponding to the N PUSCHs includes at least one of the first precoding information and the second precoding information.

公开(公告)号：US20210337542A1

公开(公告)日：2021-10-28

申请号：US17372197

申请日：2021-07-09

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shengyu LI ,  Lei GUAN ,  Ruixiang MA

IPC: H04W72/04 ,  H04L1/18

Abstract: This application provides a wireless communication method and a communications apparatus, to implement semi-static codebook feedback at a sub-slot granularity. The method includes: determining a candidate opportunity set, where a quantity of candidate opportunities included in the candidate opportunity set is a maximum quantity of non-overlapping data transmission opportunities included in a data transmission opportunity set, the data transmission opportunity set corresponds to a first set, the first set includes one or more downlink sub-time units, and the one or more downlink sub-time units correspond to a target uplink sub-time unit; and sending or receiving feedback information in the target uplink sub-time unit, where the feedback information includes a hybrid automatic repeat request acknowledgement HARQ-ACK codebook corresponding to the candidate opportunity set.

公开(公告)号：US20210218513A1

公开(公告)日：2021-07-15

申请号：US17214412

申请日：2021-03-26

Applicant: Huawei Technologies Co., Ltd.

Inventor： Ruixiang MA ,  Shengyu LI ,  Lei GUAN

IPC: H04L1/18 ,  H04W72/12 ,  H04W72/04

Abstract: This application provides a communication method, including: A terminal device determines a first time unit for receiving downlink data, determines, based on k1 corresponding to the downlink data, a second time unit in which feedback information corresponding to the downlink data is located, where a length of the first time unit is greater than or equal to a length of the second time unit, k1 is a nonnegative integer, k1 represents a quantity of second time units from the first time unit to the second time unit, and the length of the second time unit is less than one slot slot, and sends, in the second time unit, a feedback codebook to the network device, where the feedback codebook includes the feedback information corresponding to the downlink data. In this application, a transmission latency of downlink data is reduced.

公开(公告)号：US20200178233A1

公开(公告)日：2020-06-04

申请号：US16786738

申请日：2020-02-10

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Chaojun LI ,  Yan CHENG ,  Ruixiang MA

IPC: H04W72/04 ,  H04W72/12 ,  H04L5/00

Abstract: This application provides a communication method, a terminal device, and a network device. The method performed by a terminal device includes: determining N resource areas, where N is a positive integer; detecting, downlink scheduling information in M resource areas, where the downlink scheduling information includes resource indication information of P resource areas; and determining based on the resource indication information of the P resource areas, a resource for transmitting downlink data, where the M resource areas are M of the N resource areas, the P resource areas are P of the N resource areas, M is a positive integer less than or equal to N, and P is a positive integer less than or equal to N.