Vivo Mobile Communication Co., Ltd.

Yanxia Zhang

Yumin Wu

Xiaodong Yang

Qian Zheng

Zhenhua Xie

Peng Sun

Siqi Liu

Xiaowan Ke

Jing Liang

Jianping Zhou

Wen Wang

Jingzhi Ma

A cell management method, a trigger condition configuration method, a terminal device, and a network-side device are provided. The method includes: receiving configuration information of a trigger condition and configuration information of a trigger event that are sent by a network-side device, where an association relationship exists between the configuration information of the trigger condition and the configuration information of the trigger event, and configuration information of one trigger condition is associated with configuration information of at least two trigger events; determining, based on the configuration information of the at least two trigger events associated with the configuration information of the trigger condition, whether the trigger condition is satisfied; and when the trigger condition is satisfied, initiating a radio resource control RRC procedure for cell management.

Cell management method, trigger condition configuration method, terminal device, and network-side device

The present invention provides a multicast service processing method, a multicast service configuration method, and a communications device. The multicast service processing method includes: receiving a multicast area configuration sent by a network device, where the multicast area configuration includes area parameter information of a multicast service; obtaining wireless area information in a case that the multicast area configuration sent by the network device has been received; and determining, based on the area parameter information and the wireless area information, whether the terminal is located in a service area of the multicast service.

Multicast service processing method, multicast service configuration method, and communications device

This application discloses a mode switching method, a terminal, and a network-side device. The method may be applied to a target network-side device, and includes: reserving a multicast air interface resource in a case that multicast quality of service QoS information is received from a multicast broadcast network function MB NF, where the multicast air interface resource is used for a terminal to receive multicast service data in a switched-to target mode, and the multicast QoS information corresponds to the multicast service data; and sending the multicast air interface resource to a source network-side device or the MB NF.

Mode switching method, terminal, and network-side device

A transmission mode conversion indication method includes: sending a first message to a core network or sending a second message to a terminal device, so as to indicate that a transmission mode conversion is required, where the first message carries first user information and first multicast group information.

Transmission mode conversion indication method, access network device, and terminal device

Data retransmission method is disclosed. The method includes: obtaining a mapping relationship between GTP-U sequence numbers of N data packets sent by a source node and source PDCP sequence numbers assigned to the N data packets by the source node; and performing data retransmission based on the mapping relationship.

Data retransmission method, data retransmission apparatus, target node, source node, and terminal

A transmission path selection method, an information configuration method, a terminal, and a network device are provided, and related to the field of communications technologies. The transmission path selection method is applied to a terminal and includes: obtaining configuration information for selecting a transmission path by the terminal, where a radio bearer of the terminal corresponds to at least two transmission paths; and selecting a transmission path from the at least two transmission paths based on the configuration information.

Transmission path selection method, information configuration method, terminal, and network device

The present disclosure provides a bearer control method, a terminal, and a network side device. A target radio bearer RB corresponding to the terminal is configured with a data duplication function, the target RB is configured with N transmission paths, N is an integer greater than 2, and the method includes: receiving an indication message sent by a network side device, where the indication message is used to indicate to activate or deactivate the data duplication function of the target RB, and/or is used to indicate to activate or deactivate a transmission path of the target RB; and determining an available transmission path of the target RB according to the indication message.

Bearer control method, terminal, and network side device

A data processing method includes: determining, by a PDCP entity of a terminal, at least one first transmission path corresponding to PDCP duplication that needs to be changed from an activated state to a deactivated state, from a transmission path set corresponding to PDCP duplication and including at least one transmission path currently in an activated state; and indicating, by the PDCP entity of the terminal, to a RLC entity corresponding to the first transmission path to discard duplicated data, in a case where the at least one first transmission path is not all transmission paths in the transmission path set. The transmission path set comprises at least one transmission path and a main transmission path.

Data processing method, information configuration method, terminal, and network device

An Ethernet frame transmission method and a communications device are provided. The method includes: removing a specified field from an Ethernet frame; and transmitting the Ethernet frame with the specified field removed to a second device.

Ethernet frame transmission method and communications device

A split bearer control method and a related device are provided. The split bearer control method applied to a terminal includes: a target split bearer is configured for the terminal, a data duplication function is configured for the target split bearer, the target split bearer includes N transmission paths, and N is a positive integer greater than 2; the terminal receives split bearer indication signaling sent by a network-side device; and the terminal activates or deactivates the data duplication function in response to the split bearer indication signaling.

Split bearer control method and related device

Embodiments of this application provide a multimedia broadcast multicast service configuration method, a terminal, and a network-side device. The multimedia broadcast multicast service configuration method applied to the terminal includes: performing a configuration operation according to an indication of a network side, where the configuration operation is related to reception of a target MBMS; or autonomously performing a configuration operation and sending first information to a network side, where the first information includes first indication information that is used to indicate that the terminal has performed the configuration operation.

Multimedia broadcast multicast service configuration method, terminal, and network-side device

This disclosure provides an Ethernet header compression method, an Ethernet header decompression method, and a device. The compression method includes: transmitting, by using a transmitting PDCP entity of the transmitting end, a first PDCP PDU corresponding to a first data radio bearer DRB, where when the first DRB is configured with an Ethernet header compression function, the first PDCP PDU includes one or more pieces of first information, and the first information is used to indicate whether a specific Ethernet field in an Ethernet header of a first PDCP SDU corresponding to the first PDCP PDU is reused.

Ethernet header compression method, ethernet header decompression method, and device

This disclosure provides an information transmitting method and a terminal. The information transmitting method includes: transmitting a MAC PDU, where the MAC PDU includes a MAC CE, and the MAC CE is used to indicate that a terminal has received activation or deactivation signaling for a configured grant resource, or is used to indicate that a terminal has activated or deactivated a configured grant resource, or is used to request.

Information transmitting method and terminal

A receiving method, a sending method and communications device are provided. The receiving method includes: obtaining a duplication detection parameter; and performing duplication detection on a received sidelink packet data convergence protocol PDCP protocol data unit PDU by using the duplication detection parameter.

Growing community of inventors

Chang'an Dongguan, China

Yanxia Zhang