Huawei Technologies Co., Limited

Huawei Technologies,co., Ltd.

Other

Zte Corporation

Guangdong Oppo Mobile Telecommunications Corp., Ltd.

Qinghai Zeng

Hongping Zhang

Mingzeng Dai

Qufang Huang

Tingting Geng

Jian Zhang

Xiaoying Xu

Yi Guo

Jing Liu

Xing Liu

Yuanjie Li

Wenjie Peng

Hongzhuo Zhang

Ting Wang

Lixia Xue

Yan Wang

Jun Chen

Yalin Liu

Xiaoxiao Zheng

Jianglei Ma

Wei Quan

Jun Wang

Liangliang Zhang

Feng Han

Yongxing Zhou

Liqing Zhang

Hua Xu

Bo Lin

Mohammadhadi Baligh

Kelvin Kar Kin Au

Peng Zhang

Junren Chang

Bingzhao Li

Jing Han

Haibo Xu

Bingyu Qu

Jing Lan Chen

Yi Bin Wang

Jun Luo

Xiaodong Yang

Xiaobo Wu

Jin Liu

Zhenzhen Cao

Li Chai

Qiang Li

Lei Liu

Wanqiang Zhang

Hao Bi

Shulan Feng

Rui Wang

Le Yan

Chong Lou

Lifeng Han

Xingxing Hu

Chunhua You

Haiyan Luo

Yada Huang

Wenji Liu

Xiaoli Shi

Henrik Olofsson

Guanglin Han

Lingli Pang

Qiang Fan

Yuhua Chen

Xudong Yang

Ping Fang

Min Huang

Min Xu

Yang Zhao

Jialin Zou

Haibao Ren

Gaokun Pang

Jinhua Miao

Yuanping Zhu

Jing Chen

Li Hu

Fei Sun

Xiaoxian Li

Guohua Zhou

Ni Ma

Weiwei Song

Tao Cai

Shitong Yuan

Li Zhao

Yong Cheng

Jinyao Liang

You Li

Yali Guo

Xun Tang

Li Ji

Aiqin Zhang

Yan Chen

Yanglai Shuai

Embodiments of this application provide a data processing method, an access device, and a terminal device. The data communication method includes: A first access network device receives a handover request message from a second access network device, where the handover request message is to request a terminal device to hand over from a cell of the second access network device to a cell of the first access network device. The first access network device determines that robust header compression ROHC restriction processing needs to be performed. The data communication method further includes: The first access network device receives at least one packet from the second access network device and performs the ROHC restriction processing on a second packet in the at least one packet. The method can avoid a decompression failure of a terminal.

Data processing method, and communication apparatus and system

Embodiments of this application provide an information transmission method, an apparatus, and a system. A first network device sends, to a terminal device, conditional handover configuration information that includes information about candidate cells and a handover trigger condition; after receiving the conditional handover configuration information and performing a conditional handover, the terminal device sends, to a second network device, a first failure cause value corresponding to a candidate target cell and/or a second failure cause value corresponding to a to-be-determined cell during the conditional handover; and the second network device receives the first failure cause value and/or the second failure cause value from the terminal device, and sends the first failure cause value and/or the second failure cause value to the first network device.

Information transmission method and apparatus

A communication method and an apparatus, to determine a terminal that is to execute an artificial intelligence (artificial intelligence, AI) task, so that execution of the AI task is more targeted, and an execution result is more accurate. The method includes receiving first information from an AI apparatus, where the first information indicates information about a first terminal capable of executing a first AI task; receiving information from a second terminal; and determining, based on the first information and the information about the second terminal, whether the second terminal is configured to perform the first AI task.

Communication method and apparatus

Embodiments of this application disclose a relay communication method and a communications apparatus, and relate to the field of communications technologies, to resolve a problem that communications system performance is unable to be met because remote UE selects relay UE to forward data in existing relay communication. The method includes a network device obtains a measurement report that includes signal quality of a sidelink (sidelink, SL) between first user equipment and at least one second user equipment and a radio network identifier of the at least one second user equipment. The network device selects target relay user equipment, of the first user equipment, from the at least one second user equipment based on the measurement report and selection assistance information associated with each second user equipment.

Relay communication method and communications apparatus

A cell measurement method and an apparatus are provided, to resolve a problem in the conventional technology that a resource waste is caused due to excessively high power consumption of a terminal device. In the method, after determining indication information, a network device sends the indication information to the terminal device, where the indication information indicates the terminal device to perform cell measurement to obtain N cells meeting a cell quality parameter threshold; and the terminal device performs cell measurement based on the indication information.

Cell measurement method and device

Methods and apparatuses are provided. An example method includes receiving a candidate conditional handover configuration group for handing over the terminal to another access network device. The candidate conditional handover configuration group includes candidate conditional handover configurations that correspond to a flight-related parameter of the terminal. The flight-related parameter includes flight path information including flight point information of each of one or more flight points. The example further includes obtaining a current flight parameter of the terminal that includes a current flight point parameter. The example further includes determining a target conditional handover configuration by at least determining a target flight point from the flight points based on a matching relationship between the current flight point parameter and the flight point information, and obtaining, from the candidate conditional handover configuration group, a candidate conditional handover configuration corresponding to the target flight point as the target conditional handover configuration.

A method, including sending, by a first network device, to a second network device, a first message requesting a context of a terminal device from the second network device, and receiving, by the first network device, a second message from the second network device, where the second message comprises first mobility history information and second mobility history information, where the first mobility history information is recorded by the terminal device, where the second mobility history information is recorded by a network device, and where the second message is a response message of the first message.

The present disclosure relates to radio resource control (RRC) reestablishment methods and apparatuses. In one example method, a terminal device selects a target cell, where the target cell supports an expected network slice. The terminal device sends an RRC reestablishment request message by using the target cell. The expected network slice may include a network slice that the terminal device expects to access, or a network slice corresponding to a PDU session established by the terminal device by using a last serving access network device of the terminal device. The terminal device may select the target cell within a preset time period. For example, the terminal device starts a first timer when the terminal device starts selecting the target cell, and selects the target cell during running of the first timer. The first timer may be specific to one or more network slices or all network slices.

Radio resource control RRC reestablishment method and apparatus

A relay device first receives a data packet from a network device through a first link, and sends the data packet to user equipment through a second link. A protocol stack of the relay device consists of a physical layer, a media access control layer, and a segmentation function or a resegmentation function of a radio link control layer; a protocol stack of the relay device consists of a physical layer, a media access control layer, a segmentation function or a resegmentation function of a radio link control layer, and an adaptation layer; or a protocol stack of the relay device consists of a physical layer and a hybrid automatic repeat request function of a media access control layer. The first link is a wireless communication link between the network device and the relay device, and the second link is a wireless direct communication link between the relay device and the user equipment.

Relay communication method and related device

This application provides a communication method, and a communications apparatus. The communication method includes: An access network device sends a deactivation indication or an activation indication to a terminal. The deactivation indication is used to indicate that a primary secondary cell in a secondary cell group is in a deactivated state, and the activation indication is used to indicate that the primary secondary cell is in an activated state. The access network device is a master node or a secondary node of the terminal. In receiving the deactivation indication or the activation indication, the terminal performs a deactivation operation on the secondary cell group according to the deactivation indication, or activates the secondary cell group according to the activation indication.

Communication method, communications apparatus, computer storage medium, and communications system

This application provides a handover method and apparatus. The handover method includes: A terminal device sends path information used to determine a first cell to a network device; and the terminal device receives conditional handover CHO configuration information that is corresponding to the first cell and that is sent by the network device, and determines a target cell based on the CHO configuration information corresponding to the first cell. According to the technical solutions provided in this application, a handover success rate can be improved when the terminal device performs cell handover.

Handover method and apparatus

A handover method and a communication apparatus. A terminal device receives a first message, where the first message includes information about N candidate cells, the N candidate cells include N1 candidate cells and N2 candidate cells, the N1 candidate cells include a cell for which no conditional handover CHO execution condition information is configured, the N2 candidate cells include a cell for which the CHO execution condition information is configured, N and N2 are integers greater than 1 or equal to 1, and N1 is an integer greater than 0 or equal to 0. In a process of attempting to hand over from the source cell to the target cell, the terminal device maintains an RRC connection and/or data transmission with the source cell. Therefore, handover reliability is improved, a handover latency is reduced, and overall system performance is improved.

Handover method and communication apparatus

A communication method and a communication apparatus are provided to send, to a terminal device by using an RRC message, information about at least one first network slice corresponding to a first identifier. The method includes: a first access network device broadcasts a first identifier, where the first identifier identifies information about a first access network slice; and the first access network device sends a radio resource control RRC message to a terminal device, where the RRC message includes information about at least one first network slice corresponding to the first identifier.

Communication method and communication apparatus

A context management method includes: when a distributed unit (DU) of a network side device receives a first message from a centralized unit (CU) of the network side device, the DU of the network side device may store a context of the terminal side device in an inactive state. The first message includes a second message, and the second message is used to indicate the terminal side device to enter the inactive state and release a connection to the network side device.

Context management method and apparatus

This application provide an information update method, and related communications apparatus. In this solution, a first network device determines first information, and sends the first information to a second network device. After receiving the first information, the second network device updates, based on the first information, configuration information corresponding to a first candidate cell to obtain configuration information corresponding to a second candidate cell. The first information is used to update the configuration information corresponding to the first candidate cell to obtain the configuration information corresponding to the second candidate cell, both the first candidate cell and the second candidate cell are managed by the second network device, the first candidate cell includes at least one cell, and the second candidate cell includes at least one cell.

Information update method, device, and system

Growing community of inventors

Shanghai, China

Qinghai Zeng