Monitoring multicast broadcast control information

    公开(公告)号:US11570752B2

    公开(公告)日:2023-01-31

    申请号:US17107171

    申请日:2020-11-30

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a notification of a change to multicast broadcast (MB) control information associated with at least one MB service to which the UE is subscribed, the MB control information being included in an MB control channel (MBCCH) scheduled by a physical downlink control channel (PDCCH) communication addressed to an MB radio network temporary identifier (MB-RNTI); and monitor one or more resources of the MBCCH to receive updated MB control information based at least in part on receiving the notification of the change to the MB control information. Numerous other aspects are provided.

    Make-before-break (MBB) handover operations

    公开(公告)号:US11564141B2

    公开(公告)日:2023-01-24

    申请号:US17062194

    申请日:2020-10-02

    Abstract: Aspects of the present disclosure relate to wireless communications, and more particularly, to performing a handover on a per-data radio bearer (DRB) basis. In some examples, the disclosure is directed to indicating, to a source network entity, a make-before-break (MBB) handover capability of the UE, the MBB handover capability supporting MBB handovers for one or more DRBs identified by the source network entity. In some examples, the disclosure describes receiving, from the source network entity, configuration information for a handover from the source network entity to a target network entity, the configuration information identifying the one or more DRBs supported for the MBB handover.

    MULTICAST-BROADCAST SERVICES CONFIGURATION EXCHANGE FOR MOBILITY, SINGLE-FREQUENCY NETWORK AND INTERFERENCE COORDINATION

    公开(公告)号:US20220360947A1

    公开(公告)日:2022-11-10

    申请号:US17568509

    申请日:2022-01-04

    Abstract: Methods, systems, and devices for wireless communications are described. In some systems, a first base station and a second base station may be neighbor base stations and the first base station may receive, from the second base station, information relating to a multicast-broadcast services (MBS) session context of an MBS session supported by the second base station. The first base station may use the received MBS session context information to control communication or connections between the first base station and one or more user equipment (UEs) that are served by the first base station. For example, the first base station may use the received MBS session context information for target cell selection in a handover procedure, an MBS-specific measurement configuration, interference avoidance, or system information block (SIB) construction, among various other use cases.

    OVERHEATING TRIGGERED RADIO RESOURCE MANAGEMENT (RRM) RELAXATION

    公开(公告)号:US20220232550A1

    公开(公告)日:2022-07-21

    申请号:US17152999

    申请日:2021-01-20

    Abstract: Methods, systems, and devices for wireless communications are described. In some wireless communications systems, a user equipment (UE) may determine that its operating temperature exceeds an overheating condition threshold temperature, reducing overall device performance. To address the overheating condition, the UE may transmit an uplink control message containing UE assistance information to request a reconfiguration of one or more measurement parameters. In some cases, the UE may request to reduce one or more measurements associated with radio resource management (RRM). The UE may receive a downlink control message from a base station which indicates a reconfiguration of the measurement parameters, and the UE may implement the reconfiguration to mitigate the overheating.

    Mobility enhancement with network slicing

    公开(公告)号:US11356940B2

    公开(公告)日:2022-06-07

    申请号:US16936307

    申请日:2020-07-22

    Abstract: Wireless communications systems and methods related to mobility with consideration for network slicing are provided. In one embodiment, a user equipment (UE) transmits in a first cell frequency of a network, a request for a network slice of the network that is not provided by the first cell frequency. The UE receives, in response to the request, an information for communicating in a second cell frequency of the network that provides the requested network slice. In one embodiment, a core network entity receives, from a base station (BS) operating over a first cell frequency of a network, a request to provide a network slice of the network to a UE, the network slice not provided by the first cell frequency. The core network entity transmits, to the BS, information associated with a second cell frequency of the network providing the network slice.

    Master node transport network layer information exchange for downlink data forwarding of a secondary node terminated bearer

    公开(公告)号:US11310004B2

    公开(公告)日:2022-04-19

    申请号:US16544619

    申请日:2019-08-19

    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a master node (MN) may receive an acknowledgment message from a secondary node (SN). The MN and the SN may provide dual connectivity with a core network for a user equipment. The MN may provide an address indication message to the SN. The address indication message may include MN downlink transport network layer (TNL) information for an SN terminated data radio bearer (DRB) that requires master cell group (MCG) resources. The address indication message may be provided in a first message that immediately follows the acknowledgment message. In some aspects, the SN may receive the address indication message, and may forward, based at least in part on the MN downlink TNL information, downlink data for the SN terminated DRB that requires MCG resources. Numerous other aspects are provided.

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