Method and system for handling dynamic group creation in V2X system

    公开(公告)号:US11974195B2

    公开(公告)日:2024-04-30

    申请号:US17360146

    申请日:2021-06-28

    CPC classification number: H04W4/08 H04L67/55 H04W4/40

    Abstract: A method and apparatus for handling dynamic group creation in a vehicle to everything (V2X) system is provided. The method includes assigning, by a first server, a link layer identifier corresponding to a dynamic group information, sending, by the first server, a push request including the link layer identifier corresponding to the dynamic group information to a first V2X user equipment (UE) from a plurality of V2X UEs, receiving, by the first V2X UE, the link layer identifier corresponding to the dynamic group information, storing, by the first V2X UE, the link layer identifier corresponding to the dynamic group information.

    System and method for establishing first-to-answer call in mission critical push to talk communication

    公开(公告)号:US11611593B2

    公开(公告)日:2023-03-21

    申请号:US17720659

    申请日:2022-04-14

    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Embodiments herein provide a system for establishing a first-to-answer call in a Mission Critical Push to Talk (MCPTT) communication. The system includes a MCPTT originating client configured to initiate a first-to-answer call and transmit a first-to-answer call request to a MCPTT server. The system includes the MCPTT server configured to receive the first-to-answer call request from the MCPTT client.

    Method and mission critical server for handling reception of media streams in mission critical system

    公开(公告)号:US11523157B2

    公开(公告)日:2022-12-06

    申请号:US17318349

    申请日:2021-05-12

    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as long term evolution (LTE). A method for handling reception of a plurality of media streams in a mission critical (MC) system is provided. The method includes transmitting, by an MC server, a request to each of one or more receiving devices for receiving a plurality of media streams from a plurality of transmitting devices; receiving, by the MC server, a response from each one of the one or more receiving devices for receiving a number of media streams among the plurality of media streams transmitted by the one or more of the plurality of transmitting devices and updating the number of media streams to be received by each one of the one or more receiving devices as a counter value; identifying, by the MC server, the one or more receiving devices intended to receive the media streams from the one or more of the plurality of transmitting devices based on a synchronization source (SSRC) identifier associated with media streams of each of the one or more of the plurality of transmitting devices and the counter value; and transmitting, based on the SSRC identifier and the counter value, by the MC server, media streams from the one or more of the plurality of transmitting devices to the identified one or more receiving devices.

    Method and system for handling mission critical data (MCData) communications using pre-established session

    公开(公告)号:US11363074B2

    公开(公告)日:2022-06-14

    申请号:US17030988

    申请日:2020-09-24

    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Example embodiments initiate a Mission Critical data (MCData) communication using a pre-established session. A participating MCData server receives at least one pre-established session setup request from an originating MCData client device. The pre-established session setup request comprises the pre-established session indication advising the participating MCData server of initiation of at least one pre-established session. The participating MCData server initiates the at least one pre-established session with the originating MCData client device based on the pre-established session indication. The participating MCData server sends at least one MCData-communication-state message to the originating MCData client device.

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