公开(公告)号：US20250024558A1

公开(公告)日：2025-01-16

申请号：US18896943

申请日：2024-09-26

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Cuili Ge ,  Meng Li ,  Yanmei Yang

IPC: H04W76/40 ,  H04W48/16 ,  H04W60/04

Abstract: This application discloses a multicast/broadcast communication method and an apparatus, and relates to the field of wireless communication. The method includes: receiving first information from an application function network element, and determining a target MB-SMF network element based on the first information. The first information includes a first identifier of a first MBS session and information about an MBS service area. The first MBS session is for transmitting data to the MBS service area. The target MB-SMF network element supports the MBS service area, and the target MB-SMF network element is configured to create the first MBS session. In the foregoing method, the target MB-SMF network element may be determined based on the first identifier of the first MBS session and the information about the MBS service area. Therefore, the target MB-SMF network element can serve the MBS service area.

公开(公告)号：US11902860B2

公开(公告)日：2024-02-13

申请号：US17358310

申请日：2021-06-25

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Cuili Ge ,  Yanmei Yang ,  Jiangwei Ying

IPC: H04W4/06 ,  H04W4/40 ,  H04W72/00 ,  H04W48/10 ,  H04W72/30 ,  H04L12/18 ,  H04W92/18

CPC classification number: H04W4/06 ,  H04W4/40 ,  H04W48/10 ,  H04W72/30 ,  H04L12/189 ,  H04W92/18

Abstract: Embodiments of this application disclose a communication method and device, and relate to the communications field, to efficiently deliver a vehicle-to-everything (V2X) message by using limited bandwidth resources of PC5. The method includes: receiving, by a first node, PC5 broadcast reference information from a second node, where the PC5 broadcast reference information is used to indicate to send target data from the second node in a PC5 interface broadcast mode; and sending, by the first node, the target data in the PC5 interface broadcast mode based on the PC5 broadcast reference information.

公开(公告)号：US11800364B2

公开(公告)日：2023-10-24

申请号：US17687445

申请日：2022-03-04

Applicant: Huawei Technologies Co., Ltd.

Inventor： Haoren Zhu ,  Zhixian Xiang ,  Gang Li ,  Cuili Ge

IPC: H04W12/37 ,  H04L67/12 ,  H04W12/06 ,  H04W12/61

CPC classification number: H04W12/37 ,  H04L67/12 ,  H04W12/06 ,  H04W12/61

Abstract: This application provides an unmanned aerial vehicle authentication method and an apparatus. The method includes: sending, by a communications device after determining that a type of a terminal is a UAV, authentication information of the terminal to an authentication server, so that the authentication server can perform authentication on the terminal based on the authentication information of the terminal, and therefore, the authentication server completes authentication on the terminal. In addition, the unmanned aerial vehicle is allowed to fly only after authentication on the terminal succeeds. Therefore, flight security of the unmanned aerial vehicle can be improved.

公开(公告)号：US11617063B2

公开(公告)日：2023-03-28

申请号：US17082696

申请日：2020-10-28

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yizhuang Wu ,  Cuili Ge ,  Yanmei Yang

IPC: H04W4/08 ,  H04W72/04 ,  H04W76/45 ,  H04W4/90 ,  H04W4/10 ,  H04W76/50 ,  H04L67/306 ,  H04W8/20

Abstract: Embodiments of the present disclosure provide a method, an apparatus, and a system for changing an association relationship between an MCPTT user and an MCPTT group. A method for changing an association relationship between an MCPTT user and an MCPTT group is performed by a first network element device, including: receiving an association change request sent by first UE, where the association change request includes request information, the request information is used to indicate that a first MCPTT user requests to change an association relationship between a second MCPTT user and a first MCPTT group, and the first MCPTT user is an MCPTT user using the first UE; and setting the association relationship between the second MCPTT user and the first MCPTT group according to the association change request.

公开(公告)号：US20210367990A1

公开(公告)日：2021-11-25

申请号：US17398449

申请日：2021-08-10

Applicant: Huawei Technologies Co., Ltd.

Inventor： Cuili Ge ,  Yanmei Yang

IPC: H04L29/06

Abstract: A media downlink transmission control method and a related device, the method including receiving a remote media reception message sent by an authorized terminal, where the remote media reception message includes a target user identifier, determining a first target media stream based on the remote media reception message, and sending the first target media stream to a destination terminal corresponding to the target user identifier.

公开(公告)号：US20210258753A1

公开(公告)日：2021-08-19

申请号：US17308414

申请日：2021-05-05

Applicant: Huawei Technologies Co., Ltd.

Inventor： Cuili Ge ,  Niranth Amogh ,  Yanmei Yang

IPC: H04W4/50 ,  H04W4/40

Abstract: An application programming interface (API) method includes determining, by a first common API core function (CCF) entity, a to-be-shared API, and sharing, by the first CCF entity, information about the to-be-shared API with a target CCF entity of the to-be-shared API.

公开(公告)号：US10925112B2

公开(公告)日：2021-02-16

申请号：US16793666

申请日：2020-02-18

Applicant: Huawei Technologies Co., Ltd.

Inventor： Cuili Ge ,  Niranth Amogh

IPC: H04W76/45 ,  H04W4/10 ,  H04L29/06 ,  H04W4/08

Abstract: A method for applying for media transmission permission, and a method and an apparatus for canceling media transmission permission are provided. The method for applying for media transmission permission includes: determining, by a first terminal, that a second terminal needs to transmit media data; and sending, by the first terminal, media transmission permission request indication information to a mission critical service (MCS) server, where the media transmission permission request indication information is used to instruct the MCS server to grant media transmission permission to the second terminal.

公开(公告)号：US20200187294A1

公开(公告)日：2020-06-11

申请号：US16793666

申请日：2020-02-18

Applicant: Huawei Technologies Co., Ltd.

Inventor： Cuili Ge ,  Niranth Amogh

IPC: H04W76/45 ,  H04L29/06 ,  H04W4/08 ,  H04W4/10

Abstract: A method for applying for media transmission permission, and a method and an apparatus for canceling media transmission permission are provided. The method for applying for media transmission permission includes: determining, by a first terminal, that a second terminal needs to transmit media data; and sending, by the first terminal, media transmission permission request indication information to a mission critical service (MCS) server, where the media transmission permission request indication information is used to instruct the MCS server to grant media transmission permission to the second terminal.

公开(公告)号：US20190334969A1

公开(公告)日：2019-10-31

申请号：US16505191

申请日：2019-07-08

Applicant: Huawei Technologies Co.,Ltd

Inventor： Cuili Ge ,  Yanmei Yang

IPC: H04L29/06

Abstract: A media downlink transmission control method and a related device, the method including receiving a remote media reception message sent by an authorized terminal, where the remote media reception message includes a target user identifier, determining a first target media stream based on the remote media reception message, and sending the first target media stream to a destination terminal corresponding to the target user identifier.

公开(公告)号：US10178706B2

公开(公告)日：2019-01-08

申请号：US15812795

申请日：2017-11-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yanmei Yang ,  Cuili Ge ,  Yizhuang Wu

IPC: H04B7/00 ,  H04W76/15 ,  H04L29/06 ,  H04W76/10 ,  H04W4/08 ,  H04W4/10

Abstract: Embodiments of the present invention provide a method and a device for associating a user with a group. The method includes: receiving, by a first communications device, a first association request sent by a second communications device, where the first association request includes an identifier of an MCPTT user and identifiers of N MCPTT groups, and N is a positive integer; associating the MCPTT user with M MCPTT groups of the N MCPTT groups according to association subscription information of the MCPTT user; and sending a first association response to the second communications device, where the first association response is used to indicate that the MCPTT user is successfully associated with the M MCPTT groups of the N MCPTT groups, 1≤M≤N, and M is an integer. In this way, the MCPTT user is associated with the M MCPTT groups that the MCPTT user is interested in.