Huawei Technologies Co., Limited

Nokia Technologies Oy

Future Wei Technologies, Inc.

Bingzhao Li

Wei Quan

Jian Zhang

Xiaodong Yang

Zhenxing Hu

Lei Chen

Jinhua Miao

Bin Xu

Yongqiang Gao

Hong Wang

Zhenzhen Cao

Xuelong Wang

Li Chai

Haibo Xu

Yan Wang

Chuanfeng He

Lei Guan

Haifeng Yu

Jian Wang

Yi Guo

Xiaoxiao Zheng

Zongjie Wang

Xiaolong Guo

Yue Li

Nathan Edward Tenny

Hongping Zhang

Jing Lan Chen

Fei Yang

Junren Chang

Bin Chen

Xiao Xiao

Xueli Ma

Song Zhu

Qinghai Zeng

Meng Li

Bo Lin

Yongxia Lyu

Jianghua Liu

Fan Wang

Ye Liu

Xiaoying Xu

Yanmei Yang

Wanqiang Zhang

Tingting Geng

Jiafeng Shao

He Li

Jing Chen

Yanyan Chen

Chunchun Lv

Yiru Kuang

Cuili Ge

Jinhuan Xia

Aimin Justin Sang

Lingli Pang

Xun Tang

Baokun Shan

Li Hu

Qian Zhang

Weihua Liu

Kun Yan

Xuanyu Guo

Chuting Yao

Yuliang Zhi

Jun Du

Qucai Chen

Xudong Yang

Yao Hua

Shengyu Li

Li Chen

Xing Li

Odile Rollinger

Jun Chen

Zonghui Xie

Yu Gong

Guangsheng Pan

Huiping Shan

Xiangdong Zhang

Liwei Qiu

Boya Lv

Honglin Chai

Hongjian Yang

Dandan Zhang

Guohua Yu

Daoming Liu

Hongyu Xiang

Xing Chen

Lingshuai Kong

A communication method and apparatus, so that a terminal device can flexibly determine, based on at least one of an identifier of a multicast service, a probability of each multicast configuration information obtaining manner, level information of the terminal device, indication information of an obtaining manner of multicast configuration information, information used to indicate that data of the multicast service is to be sent, or signal quality information, a manner for obtaining multicast configuration information of each multicast service, instead of obtaining configuration information of different multicast services in a fixed manner.

Communication method and apparatus

An access network device receives first indication information sent by a terminal device, where the first indication information indicates an identifier of a data packet of a multicast service that has been received by the terminal device; the access network device determines a target data packet based on the first indication information; and the access network device sends the target data packet to the terminal device. The terminal device reports the identifier of the received data packet of the multicast service, so that the access network device may determine, based on the identifier, a data packet that is of a multicast service and that has been sent but has not been received by the terminal device.

Data transmission method and apparatus

This application discloses random access resource selection methods and apparatuses. In an implementation, a method includes obtaining reference information, and in response to determining that a first parameter and the reference information satisfies a preset condition, selecting a primary frequency domain resource or a non-primary frequency domain resource based on a first probability corresponding to the primary frequency domain resource and a second probability corresponding to the non-primary frequency domain resource.

Random access resource selection method and related apparatus

A communication method and apparatus are disclosed. The method includes determining a first paging hyperframe (PH) based on a first extended discontinuous reception (eDRX) cycle, and determining a second PH based on a second eDRX cycle, where the first PH includes a first paging time window (PTW), and the second PH includes a second PTW; and monitoring a paging occasion (PO) in the first PTW and the second PTW, where if the first PH and the second PH are a same PH, a start position of the first PTW in the first PH is determined based on the first eDRX cycle and an offset.

This application provides a communication method and apparatus. A transmitting apparatus performs first security processing on first control data of a user plane to obtain second control data. The first security processing comprises at least one of encryption processing or integrity protection processing. Furthermore, a packet header of the second control data comprises first security indication information, and the first security indication information indicates that the second control data underwent the first security processing. The transmitting apparatus then sends the second control data to a receiving apparatus. The receiving apparatus performs at least one of decryption processing or integrity verification processing on the second control data. In this way, network security is improved.

This application provides a communication method and a related apparatus, and is applied to the multicast field. One example method includes: A first terminal device obtains a first multicast configuration parameter, where the first multicast configuration parameter includes a group radio network temporary identifier (G-RNTI) and an identifier of a multicast service. The first terminal device in an idle state or an inactive state receives the multicast service based on the first multicast configuration parameter.

A data transmission method includes receiving first information. The first information is useable to indicate that a hybrid automatic repeat request (HARQ) function of a HARQ process associated with a first configured grant is enabled or disabled. The first configured grant is configured by radio resource control (RRC) signaling. The method further includes performing data transmission by the first configured grant based on the first information.

Data transmission method and apparatus based on a received RRC signaling indicating a hybrid automatic repeat request (HARQ) function of a HARQ process associated with a configured grant is enabled or disabled

A communication method and a communication apparatus. A central unit determines a first transmission mode of a first service, where the first transmission mode is a point-to-point transmission mode or a point-to-multipoint transmission mode. The central unit indicates a distributed unit to transmit a first data packet of the first service in the first transmission mode.

Communication method and communication apparatus

The present invention discloses a communication method and an apparatus. One example method includes: sending feedback information to a network device, where downlink control information (DCI) for scheduling the first data packet is scrambled by group radio network temporary identifier (G-RNTI); receiving a second information, where the second information comprises a discontinuous reception (DRX) configuration information corresponding to a first unicast service, the DRX configuration information corresponding to the first unicast service comprises duration of a second downlink HARQ RTT timer and duration of a second downlink DRX retransmission timer; starting the second downlink HARQ RTT timer at a first moment after an end of sending the feedback information; monitoring, based on DRX configuration information, a Physical Downlink Control Channel (PDCCH) for scheduling information of a data packet of the first multicast service, where the scheduling information is scrambled by the C-RNTI.

A first network device determines a first parameter for a first multicast service. The first network device sends the first parameter to a network device corresponding to at least two cells, where the at least two cells are associated with the first multicast service, and the first parameter indicates a resource for transmission of the first multicast service.

Communication method and device

This application provides a communication method, an apparatus, and a communications system, and relates to the field of communications technologies. A terminal device receives system information broadcast by a network device, and determines a bandwidth of an initial BWP based on the system information. The system information includes first indication information. The first indication information indicates that the bandwidth of the initial BWP used for the terminal device is a first bandwidth or a second bandwidth. The first bandwidth is indicated by using a first bandwidth parameter carried in the system information. The second bandwidth is a bandwidth of a CORESET 0. The CORESET 0 is used to schedule the system information.

Resource configuration method and apparatus

Embodiments of this application provide a communication method and a device. The communication method and the device may be used in the field of a communication technology that supports a reduced capability terminal device, for example, weak-capability UE or MTC UE. The method includes: A first network device determines that a type of a first terminal device is a first type. The first network device sends a handover request message. The handover request message includes first indication information. The first indication information includes identifier information of the first type. The first network device receives a handover acknowledgment message or a handover preparation failure message.

Embodiments of the present invention disclose a communication method and apparatus. an example method includes: setting up a first radio bearer for a first terminal device, where the first radio bearer is used to transmit a first service; allocating a first RNTI and a second RNTI to the first terminal device, where the first RNTI is used to schedule a service for the first terminal device, and the second RNTI is used to schedule the first service for a group of terminal devices including the first terminal device; and scheduling a data packet of the first service for the first terminal device on the first radio bearer by using the first RNTI and the second RNTI.

Scheduling a data packet by using radio network temporary identifier

This application provides a paging message detection method and apparatus, and a communication device. A first access device determines a first resource when the first access device is to send a radio access network paging message to a first terminal device in an inactive state, where the first resource is to carry a first wake-up signal; and the first wake-up signal is to indicate the first terminal device to detect downlink control information for scheduling the paging message that is carried by a first paging occasion resource. The first access device sends the first wake-up signal to the first terminal device on the first resource. The first access device sends, on the first paging occasion resource, the downlink control information for scheduling the paging message. In this way, power consumption of the terminal device can be reduced, and electric energy can be saved.

Paging message detection method, apparatus, and communication device

A communication method includes receiving, by a terminal device, first indication information from an access network device, determining a target bandwidth part (BWP) from a plurality of initial BWPs based on the first indication information, and monitoring a paging message in the target BWP. The plurality of initial BWPs are useable to page the terminal device that has not established a radio resource control (RRC) connection to the access network device.

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Beijing, China

Bingzhao Li