MULTICAST AND BROADCAST SERVICE IN VARIOUS RADIO RESOURCE CONTROL STATES

    公开(公告)号:US20250151166A1

    公开(公告)日:2025-05-08

    申请号:US19017710

    申请日:2025-01-12

    Inventor: Yang LI Tao QI Lin CHEN

    Abstract: Aspects of this technical solution can include a first Bandwidth Part (BWP configuration used for receiving the multicast reception in the RRC-inactive state, for receiving the multicast data channel in the RRC-inactive state, a first search space, a first control resource set, a first frequency domain location, and a first bandwidth, for receiving the multicast control channel reception in the RRC-inactive state, a second search space, a second control resource set, a second frequency domain location, and a second bandwidth, and receiving, by the wireless communication device from the network, the multicast reception according to the first configuration.

    TECHNIQUES FOR MANAGING MULTICAST AND BROADCAST SERVICES

    公开(公告)号:US20240022879A1

    公开(公告)日:2024-01-18

    申请号:US18475624

    申请日:2023-09-27

    CPC classification number: H04W4/06 H04W76/20 H04W80/02

    Abstract: Techniques are described to perform a wireless communication method, comprising receiving, by a communication node, a first information that indicates to a communication node to operate in a point-to-multipoint (PTM) mode to receive multicast and broadcast service (MBS) data; receiving, by the communication node, a second information that indicates to the communication node to not operate in a point-to-point (PTP) mode to receive MBS data; and receiving MBS data by operating the communication node in the PTM mode and not in the PTP mode in response to the first information and the second information.

    MULTICAST AND BROADCAST SERVICE STATUS REPORTING

    公开(公告)号:US20230179962A1

    公开(公告)日:2023-06-08

    申请号:US18105657

    申请日:2023-02-03

    Inventor: Tao QI Lin CHEN

    CPC classification number: H04W4/06 H04W24/10

    Abstract: Methods, apparatus, and systems that enable reporting of reception status associated with a Multicast and Broadcast Service are disclosed. In one example aspect, a method for wireless communication includes receiving, by a communication device from the network node, configuration information that configures information indicating a reception status of a multicast and broadcast service. Data for the multicast and broadcast service is carried in one or more bearers. The method also includes transmitting, by the communication device, the information indicating the reception status to the network node based on a result the measurement.

    TRANSMITTING RADIO RESOURCE CONTROL INFORMATION

    公开(公告)号:US20220312536A1

    公开(公告)日:2022-09-29

    申请号:US17683035

    申请日:2022-02-28

    Abstract: Methods, apparatus, and systems for transmitting Radio Resource Control (RRC) layer information without incurring the complex processing in lower layers are described. In one example aspect, a wireless communication method includes scrambling, prior to a Cyclic Redundancy Check (CRC) attachment, at least part of a first Radio Resource Configuration (RRC) message by a base station based on a seed associated with a mobile device. The method also includes transmitting, by the base station, the at least part of the first RRC message at a layer that is lower than a Radio Link Control layer or a Medium Access Control layer over a corresponding channel.

    Adaptive Data Radio Bearer Mapping for Multicast/Broadcast in Wireless Networks

    公开(公告)号:US20220256505A1

    公开(公告)日:2022-08-11

    申请号:US17732206

    申请日:2022-04-28

    Abstract: This disclosure relates to mechanisms for allocating and mapping wireless communication resources for a multicast/broadcast session in a wireless network. In some exemplary implementations, data flows in a multicast/broadcast session may be duplicated and adaptively and dynamically mapped to multiple independent radio bearers, where each of these multiple independent radio beaters may be configured to either multicast the multicast/broadcast data to a group of target user equipments or unicast the multicast/broadcast data to a single user equipment.

    METHODS AND DEVICES FOR SUPPORTING RECEIVING MULTICAST SERVICES IN AN INACTIVE STATE

    公开(公告)号:US20250142666A1

    公开(公告)日:2025-05-01

    申请号:US18989014

    申请日:2024-12-20

    Inventor: Yang LI Tao QI Lin CHEN

    Abstract: The present disclosure relates to a method for supporting multicast reception for a user equipment, UE, in an RRC_INACTIVE state is disclosed. The method comprises receiving, by a distributed unit, DU, indication information from a central unit, CU, and providing, by the DU, configuration information to the CU. The present disclosure also relates to a method for supporting multicast reception for a user equipment, UE, in an RRC_INACTIVE state. The method comprises receiving, by a UE, a configuration about multicast reception in the RRC_INACTIVE state, and receiving, by the UE, multicast in the RRC_INACTIVE state.

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