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公开(公告)号:US20210037432A1
公开(公告)日:2021-02-04
申请号:US17074197
申请日:2020-10-19
Applicant: Huawei Technologies Co., Ltd.
Inventor: You LI , Shitong YUAN , Mingzeng DAI
Abstract: This application relates to a communications method. The method in this application includes: receiving, by the wireless backhaul device, a message that is sent by a first network device and that is used to indicate the wireless backhaul device to be handed over to a second network device; and sending, by the wireless backhaul device to the second network device in a process in which the wireless backhaul device is handed over to the second network device or in a case in which the wireless backhaul device completes being handed over to the second network device, a message carrying information about a resource of a first link. This application is applicable to a handover procedure of the wireless backhaul device.
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公开(公告)号:US20250168662A1
公开(公告)日:2025-05-22
申请号:US19028522
申请日:2025-01-17
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Wei CAO , Shitong YUAN , Fengwei LIU , Fang LI , Bo FAN
IPC: H04W24/02 , H04B17/309 , H04B17/318 , H04L5/00 , H04W24/10
Abstract: This application provides a communication method and apparatus. The method includes: A network device sends first configuration information to a terminal device, where the first configuration information is used to configure that the terminal device reports one or more pieces of feedback information, the feedback information is used to describe measurement information of N reference signals, each of the N reference signals corresponds to one resource, resources corresponding to the N reference signals belong to a same resource set, each piece of feedback information corresponds to one resource set, the feedback information includes N information groups, an nth information group in the N information groups includes a measurement result of an nth reference signal and/or an identifier of a resource corresponding to the nth reference signal, N is an integer greater than or equal to 1, and n∈[1, N].
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公开(公告)号:US20250113318A1
公开(公告)日:2025-04-03
申请号:US18979153
申请日:2024-12-12
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Shitong YUAN , Bo FAN , Lei CHEN , Fang LI
IPC: H04W56/00 , H04W72/0446 , H04W72/1268
Abstract: A communication method includes receiving an absolute timing advance command from a network device, and determining one of two uplink sending timing advances according to the absolute timing advance command. The absolute timing advance command includes a first field useable to indicate information about an uplink sending timing advance, and a second field useable to indicate a timing advance group identifier. The timing advance group identifier is associated with the one of the two uplink sending timing advances.
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公开(公告)号:US20240179587A1
公开(公告)日:2024-05-30
申请号:US18432215
申请日:2024-02-05
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Shitong YUAN , Xi ZHANG , Bo FAN
IPC: H04W36/00 , H04L5/00 , H04W72/231
CPC classification number: H04W36/0072 , H04L5/0094 , H04W72/231
Abstract: A communication method and apparatus are provided, to improve cross-cell beam indication performance. The method is includes: A network device generates first information and sends the first information to a terminal device, where the first information indicates to activate a first transmission configuration indicator (TCI) state of a candidate target cell; and the terminal device receives the first information, activates the first TCI state of the candidate target cell based on the first information. The terminal device can activate the first TCI state of the candidate target cell based on an indication of the network device.
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公开(公告)号:US20240147452A1
公开(公告)日:2024-05-02
申请号:US18404052
申请日:2024-01-04
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Shitong YUAN , Bo FAN , Xi ZHANG
IPC: H04W72/044
CPC classification number: H04W72/046
Abstract: A beam configuration method, an apparatus, and a communication system. The method includes: a terminal device receives a beam configuration message, where the beam configuration message indicates a new beam. The terminal device may determine, at a time at which first duration starting from a first moment is reached, to use the new beam for communication. The first moment is a moment at which the terminal device switches to the new beam. In this case, the terminal device and the network node on which the old beam is located, and/or the terminal device and the network node on which the new beam is located can have consistent understandings on an effective time of the new beam, to achieve accurate communication.
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公开(公告)号:US20240073936A1
公开(公告)日:2024-02-29
申请号:US18462719
申请日:2023-09-07
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Fengwei LIU , Qiqi MAO , Shitong YUAN , Lei CHEN
IPC: H04W72/53
CPC classification number: H04W72/53
Abstract: This application provides a resource configuration method and apparatus. A multiplexing type between a second functional unit and each of one or more antenna panels of a first functional unit is indicated to an IAB node, so that the IAB node obtains a resource configuration of an MT or a resource configuration of a DU based on the multiplexing type. This helps implement a resource configuration in the IAB node in a case of a plurality of antenna panels.
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公开(公告)号:US20240031845A1
公开(公告)日:2024-01-25
申请号:US18474468
申请日:2023-09-26
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Bo FAN , Xi ZHANG , Lei CHEN , Shitong YUAN , Fengwei LIU , Yongping ZHANG
CPC classification number: H04W24/08 , H04L5/0035
Abstract: A communication method and apparatus. The method includes: receiving first configuration information from a radio access network device, where the first configuration information includes a plurality of channel measurement resources, and the plurality of channel measurement resources correspond to two groups of channel measurement resources; performing channel measurement based on the plurality of channel measurement resources to obtain a first measurement result; and sending the first measurement result to the radio access network device, where the first measurement result includes a joint channel measurement result, the joint channel measurement result is a channel measurement result of a first resource pair, the first resource pair includes one or more resource pairs including two channel measurement resources, the two channel measurement resources respectively belong to the two groups of channel measurement resources, and the joint channel measurement result includes information about the first resource pair.
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公开(公告)号:US20230361827A1
公开(公告)日:2023-11-09
申请号:US18352125
申请日:2023-07-13
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: Bo FAN , Xi ZHANG , Lei CHEN , Shitong YUAN , Fengwei LIU
IPC: H04B7/06 , H04W72/232 , H04W72/0446 , H04L1/1812
CPC classification number: H04B7/0617 , H04W72/232 , H04W72/0446 , H04L1/1812
Abstract: Embodiments of this application provide a beam management method and an apparatus, to efficiently notify a beam, avoid a complex and redundant indication instruction, and reduce signaling overheads. The method includes: A terminal device receives beam configuration information from a network device, where the beam configuration information includes configuration information of one or more common beams, and the one or more common beams include any one of the following: a separate common beam used for uplink transmission or downlink transmission and a joint common beam used for uplink transmission and downlink transmission. The terminal device receives beam activation information from the network device, where the beam activation information is used to activate some of the one or more common beams. The terminal device receives beam indication information from the network device, where the beam indication information indicates one or more of the some common beams.
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公开(公告)号:US20220174498A1
公开(公告)日:2022-06-02
申请号:US17672414
申请日:2022-02-15
Applicant: Huawei Technologies Co., Ltd.
Inventor: Fengwei LIU , Shitong YUAN , Jing QIU
Abstract: A resource indication method and apparatus are provided, to implement resource indication in a case in which a distributed unit (DU) has a plurality of cells. The method includes: a first node receives indication information from a second node, where the indication information is used to indicate availability of a dynamic resource in first resources corresponding to P cells, the first resource is a transmission resource used by the first node to communicate with a third node, the second node is an upper-level node of the first node, and the third node is a lower-level node of the first node. The first node determines the availability of the dynamic resource in the first resources of the P cells based on the indication information, where 1≤P≤N.
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公开(公告)号:US20210168666A1
公开(公告)日:2021-06-03
申请号:US17172249
申请日:2021-02-10
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor: You LI , Yuanping ZHU , Shitong YUAN , Jing LIU , Mingzeng DAI
Abstract: This application provides a communication method and a communications apparatus. A first entity buffers data, so that a packet loss caused by backhaul link switching or a radio link failure can be avoided as much as possible. The communication method is applied to a relay system. The relay system includes a first node, a source node, and a target node, and the source node provides a service for the first node. The method includes: determining, by the first node, to be handed over from the source node to the target node; and storing, by the first node, data buffered in at least one first entity, where the first entity is a radio link control RLC entity or an adaptation layer entity.
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