公开(公告)号：US11750250B2

公开(公告)日：2023-09-05

申请号：US17692736

申请日：2022-03-11

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ting Wang ,  Jinyao Liang ,  Shengyue Dou ,  Yuanjie Li ,  Yan Cheng

IPC: H04B7/06 ,  H04B7/0417 ,  H04B7/0456 ,  H04L5/00 ,  H04W80/08

CPC classification number: H04B7/0417 ,  H04B7/0486 ,  H04B7/0626 ,  H04B7/0632 ,  H04B7/0639 ,  H04L5/0051 ,  H04W80/08

Abstract: Disclosed are a communications method and device. The method includes: sending, by a network device, configuration information to a terminal device; determining, by the terminal device, channel state information CSI measurement behavior and/or CSI feedback related information, where the channel state information CSI measurement behavior and/or the CSI feedback related information are/is related to the configuration information; and performing, by the terminal device, CSI measurement based on the configuration information and the CSI measurement behavior and/or the CSI feedback related information, to obtain at least one piece of CSI, and sending all or some of the at least one piece of CSI to the network device. It can be learned that, in a scenario in which a plurality of transmission modes are supported, according to the foregoing method, the terminal device can measure CSI, and feed back the measured CSI to the network device.

公开(公告)号：US20230155702A1

公开(公告)日：2023-05-18

申请号：US18153876

申请日：2023-01-12

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ting Wang ,  Gaoning He ,  Qi Feng ,  Jianmin Lu

IPC: H04B17/391 ,  H04B7/0417 ,  H04L25/02

CPC classification number: H04B17/391 ,  H04B7/0417 ,  H04L25/0202

Abstract: This application provides communication methods and communications apparatuses. In an example method, a first communications apparatus determines whether a first channel learning model is applicable, where the first channel learning model is used to determine first channel information based on target channel information, and a data amount of the first channel information is less than a data amount of the target channel information. The first communications apparatus sends a first message in response to determining that determining that the first channel learning model is not applicable, where the first message is used to indicate that the first channel learning model is not applicable. According to the example method, the first communications apparatus can determine applicability of the first channel learning model without assistance of a second communications apparatus.

公开(公告)号：US11516783B2

公开(公告)日：2022-11-29

申请号：US16988407

申请日：2020-08-07

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Jinyao Liang ,  Ting Wang ,  Yuanjie Li

IPC: H04W72/04 ,  H04B7/06 ,  H04L1/00 ,  H04L5/00

Abstract: This application provides a communication method and a communications apparatus and system, to help improve transmission reliability. One method includes: obtaining, by a terminal device, a configuration parameter comprising a channel state information (CSI) process feature; and in response to determining that the CSI process feature indicates that further enhancements to coordinated multi-point (FeCoMP) CSI is enabled, sending, by the terminal device uplink control information on a physical uplink channel without sending uplink data on the physical uplink channel.

公开(公告)号：US11515974B2

公开(公告)日：2022-11-29

申请号：US17138028

申请日：2020-12-30

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ting Wang ,  Jinlin Peng ,  Hao Tang ,  Zhenfei Tang

IPC: H04W52/18 ,  H04L5/00 ,  H04W72/04

Abstract: Example communication methods and a communications apparatus are described. One example method includes receiving first information by a terminal device, where the first information indicates an identifier of a first frequency domain resource, and the first frequency domain resource is contiguous in frequency domain. When a status of the terminal device is a first state, the terminal device with a network device on a second frequency domain resource based on the first information, where the second frequency domain resource includes a plurality of segments of contiguous frequency domain resources, and the first frequency domain resource is one segment of the plurality of segments of contiguous frequency domain resources. According to the foregoing method, the terminal device may communicate, based on the received first information, with the network device on the second frequency domain resource when the status of the terminal device is the first state.

公开(公告)号：US11363451B2

公开(公告)日：2022-06-14

申请号：US16672927

申请日：2019-11-04

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Shengyue Dou ,  Ting Wang ,  Yuanjie Li ,  Jing Liu

IPC: H04W8/24 ,  H04W72/04 ,  H04W76/27 ,  H04B1/7107 ,  H04W80/08

Abstract: Embodiments of this application disclose an information transmission method and an apparatus. The method includes: sending, by a terminal to a base station, capability indication information used to indicate whether the terminal supports non-coherent joint transmission; and receiving downlink control information sent by the base station, where the downlink control information is based on the capability indication information. According to the embodiments of this application, the base station can know whether the terminal supports NCJT, so as to select an appropriate transmission mode.

公开(公告)号：US11184090B2

公开(公告)日：2021-11-23

申请号：US16674380

申请日：2019-11-05

Applicant: Huawei Technologies Co., Ltd.

Inventor： Shengyue Dou ,  Ting Wang ,  Yuanjie Li

IPC: H04B17/12 ,  H04B7/06 ,  H04L5/00 ,  H04W24/10 ,  H04W72/04

Abstract: This application provides a method and device for determining antenna port quasi co-location QCL. The method includes: generating, by a network device, downlink control information DCI, where the DCI includes QCL indication information, the QCL indication information is used to indicate one of a plurality of pieces of combination information, and first combination information in the plurality of pieces of combination information is used to indicate a QCL relationship between a DMRS antenna port and a CSI-RS antenna port; and sending, by the network device, the DCI to a terminal device. Therefore, in embodiments of this application, the terminal device can determine the QCL relationship between the DMRS antenna port and the CSI-RS antenna port based on the DCI, thereby resolving a problem in the prior art and improving network performance.

公开(公告)号：US11166273B2

公开(公告)日：2021-11-02

申请号：US16704558

申请日：2019-12-05

Applicant: Huawei Technologies Co., Ltd.

Inventor： Ting Wang ,  Yuanjie Li ,  Hao Tang ,  Zhenfei Tang ,  Yi Wang

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

Abstract: A method and an apparatus for determining a transport block size, the method including determining, by a communications device, a type of an available resource element (RE) for data scheduling according to a quantity of available REs in one slot and one resource block (RB), and determining, by the communications device, a transport block size of data according to the type of the available RE.

公开(公告)号：US11153055B2

公开(公告)日：2021-10-19

申请号：US16568681

申请日：2019-09-12

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Wei Han ,  Jinyao Liang ,  Ruiqi Zhang ,  Ting Wang ,  Huangping Jin ,  Shengyue Dou ,  Yuanjie Li

IPC: H04L5/00 ,  H04B17/309 ,  H04W72/04

Abstract: One example method for measuring a channel state information reference signal includes receiving, from a network device, a partial channel state information reference signal resource sets selected from a plurality of channel state information reference signal resource sets and indication information indicating one or more resource sets for channel measurement, which are from the partial channel state information reference signal resource sets, and performing channel measurement by using the one of the one or more resource sets for channel measurement indicated by the indication information.

公开(公告)号：US11128349B2

公开(公告)日：2021-09-21

申请号：US16288823

申请日：2019-02-28

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Ting Wang ,  Shengyue Dou ,  Yuanjie Li

IPC: H04B7/024 ,  H04W72/04 ,  H04L25/02 ,  H04B7/06

Abstract: This application discloses a communication method, a communications apparatus, a network device, and a terminal. Quasi co-location QCL beam information is determined. The QCL beam information includes beam information that has a QCL relationship with a reference signal antenna port. The QCL beam information is sent. A terminal receives the QCL beam information. The QCL beam information includes the beam information that has the QCL relationship with the reference signal antenna port. The terminal determines, based on the beam information that is included in the QCL beam information and that has the QCL relationship with the reference signal antenna port, a beam that has the QCL relationship with the reference signal antenna port.

公开(公告)号：US11102744B2

公开(公告)日：2021-08-24

申请号：US16843781

申请日：2020-04-08

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Jian Zhang ,  Yuanjie Li ,  Ting Wang ,  Qinghai Zeng ,  Haibao Ren

IPC: H04J3/06 ,  H04W56/00 ,  H04L27/26 ,  H04W4/02

Abstract: Embodiments of the present disclosure provide a downlink synchronization method, an apparatus, and a system, and relate to the communications field, so as to reduce downlink synchronization complexity and improve downlink synchronization efficiency. According to the downlink synchronization method, abase station sends downlink synchronization reference information to UE by using dedicated signaling or a system message, where the downlink synchronization reference information is used to instruct the UE to perform downlink synchronization in a second cell by referring to a downlink synchronization channel of a first cell; and the base station sends, in the second cell according to location information of the UE, a beam including a downlink synchronization channel to the UE, where the first cell and the second cell include an overlapped coverage area. The embodiments of the present disclosure are applied to synchronization channel sending.