公开(公告)号：US20250024418A1

公开(公告)日：2025-01-16

申请号：US18899436

申请日：2024-09-27

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Wen WANG ,  Zhenhua XIE ,  Yizhong ZHANG

IPC: H04W64/00

Abstract: This application discloses a positioning processing method and apparatus, a terminal, and a network side device. The method in embodiments of this application includes: A first terminal sends a first request message to a first network side device. The first terminal receives a first response message sent by the first network side device. The first response message corresponds to the first request message. The first request message is used to request at least one of the following: an absolute location of a second terminal, the second terminal being a positioning assistance device of the first terminal; and a location of the first terminal.

公开(公告)号：US20240235877A1

公开(公告)日：2024-07-11

申请号：US18613921

申请日：2024-03-22

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Zhenhua XIE ,  Wen WANG

IPC: H04L12/18 ,  H04L67/146

CPC classification number: H04L12/189 ,  H04L67/146

Abstract: An information control method and apparatus, a network function device, a chip, a computer program product, and a readable storage medium. The information control method of the embodiments of this application includes: sending, by a radio access network (RAN) node, interaction assistance information to a first core network function, where the interaction assistance information is used to assist the first core network function in invoking information related to multicast and broadcast service management or session management to a second core network function, or the interaction assistance information is used to assist the first core network function in rejecting to invoke information related to the multicast and broadcast service management or session management to the second core network function.

公开(公告)号：US20240137857A1

公开(公告)日：2024-04-25

申请号：US18402939

申请日：2024-01-03

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Wen WANG ,  Xiaowan KE ,  Xiaobo WU ,  Zhenhua XIE

IPC: H04W48/20 ,  H04W8/00 ,  H04W28/02 ,  H04W88/04

CPC classification number: H04W48/20 ,  H04W8/005 ,  H04W28/0268 ,  H04W88/04

Abstract: This application discloses a relay selection method and apparatus, a relay information transmission method and apparatus, and a terminal, and pertains to the technical field of communications. The method in the embodiments of this application includes: receiving, by a remote terminal, first information sent by a relay terminal, where the first information includes at least one of a relay hop count N or quality of service (QoS) information of the relay terminal, N represents an Nth hop of the relay terminal in a relay link, and N is a positive integer; and performing, by the remote terminal, relay terminal selection based on the first information.

公开(公告)号：US20240114016A1

公开(公告)日：2024-04-04

申请号：US18530203

申请日：2023-12-05

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yizhong ZHANG ,  Zhenhua XIE

IPC: H04L9/40

CPC classification number: H04L63/062 ,  H04L63/0876

Abstract: A key material sending method, a key material obtaining method, and an information transmission method are provided. The key material sending method includes: receiving, by a first network function, first information. The first information is used to determine a first mapping relationship between a first terminal and a second terminal. The method further includes sending, by the first network function, a key material of the first terminal according to the first mapping relationship. The key material of the first terminal includes: security information required by the first terminal for communication.

公开(公告)号：US20230284322A1

公开(公告)日：2023-09-07

申请号：US18144161

申请日：2023-05-05

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Zhenhua XIE ,  Xiaowan KE ,  Wen WANG

IPC: H04W76/20 ,  H04W28/24

CPC classification number: H04W76/20 ,  H04W28/24

Abstract: A communication indication method and network side device are provided. The method includes: in a case that no data is received or transmitted through a connection specific to a user terminal, determining a Radio Resource Control (RRC) state of the user terminal based on at least one of the following: that the user terminal participates in a multicast service; a multicast service in which the user terminal participates; that data is received and/or transmitted for a multicast service in which the user terminal participates; that no data is received and/or transmitted for a multicast service in which the user terminal participates; or first assistance information transmitted by a first core network function, wherein the first assistance information is used for the access network device to control the RRC state of the user terminal.

公开(公告)号：US20220329986A1

公开(公告)日：2022-10-13

申请号：US17852710

申请日：2022-06-29

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Zhenhua XIE ,  Wen WANG

IPC: H04W4/08 ,  H04W12/08 ,  H04L65/1069

Abstract: A multicast service implementation method and apparatus and a communications device are provided. The multicast service implementation method is applied to a first network function of a communications device and includes: receiving from a terminal a request carrying multicast service information; and executing a unicast session establishment procedure to establish a unicast session connection to the terminal.

公开(公告)号：US20220322050A1

公开(公告)日：2022-10-06

申请号：US17843359

申请日：2022-06-17

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Zhenhua XIE ,  Yanxia ZHANG

IPC: H04W4/06 ,  H04L65/611 ,  H04L65/612 ,  H04L65/1069

Abstract: A transmission method and a transmission processing method of multicast service and a related device are provided. The method includes: receiving a unicast-to-multicast request sent by a network device for a multicast service; and receiving the multicast service through a target mode, where the target mode includes a unicast mode and/or a multicast mode.

公开(公告)号：US20220240214A1

公开(公告)日：2022-07-28

申请号：US17717723

申请日：2022-04-11

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yuanze MAO ,  Wen WANG ,  Zhenhua XIE ,  Yanchao KANG

IPC: H04W60/04 ,  H04W48/16 ,  H04W48/00 ,  H04L61/4511

Abstract: Embodiments of this application provide a network attach method and user equipment. The method is applied to UE, and includes: sending a first network attach request message to a first target gateway according to the first information; where the first information is used to indicate load information of each of M gateways; the first target gateway is at least one gateway, to which the UE has never sent a network attach request message, in the M gateways; and the first network attach request message is used to request to attach to a 3GPP network through an untrusted Wi-Fi network, where M is a positive integer.

公开(公告)号：US20240106643A1

公开(公告)日：2024-03-28

申请号：US18530202

申请日：2023-12-05

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yizhong ZHANG ,  Zhenhua XIE

IPC: H04L9/08

CPC classification number: H04L9/088

Abstract: This application discloses a processing method and an obtaining method for a key material, an information transmission method, and a device. The method for processing a key material includes: receiving, by a second terminal, first information, where the first information is used to determine a first association relationship between a first terminal and the second terminal; and sending, by the second terminal, a key material of the first terminal based on the first association relationship, where the key material of the first terminal includes security information required for communication performed by the first terminal.

公开(公告)号：US20240031906A1

公开(公告)日：2024-01-25

申请号：US18476684

申请日：2023-09-28

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Wen WANG ,  Zhenhua XIE ,  Xiaowan KE

IPC: H04W40/22

CPC classification number: H04W40/22

Abstract: This application discloses a method and apparatus for determining a communication mode, and a related device, and pertains to the field of communication technologies. The method for determining a communication mode in embodiments of this application includes: obtaining, by a terminal, first information, where the first information includes at least one of the following: a mapping relationship between first objects and relay communication modes, a user equipment routing selection policy URSP, a relay communication mode indicated by an application layer, or an existing relay communication mode of the terminal; the first object includes an application identifier or a service type; and the URSP carries a relay communication mode; and determining, by the terminal, a first relay communication mode based on the first information.