Generation Node-B (GNB), user equipment (UE) and methods for handover in new radio (NR) systems

    公开(公告)号:US11147000B2

    公开(公告)日:2021-10-12

    申请号:US16473235

    申请日:2017-12-22

    Applicant: Apple Inc.

    Abstract: Embodiments of a generation Node-B (gNB), User Equipment (UE) and methods for communication are generally described herein. The gNB may receive, from the UE, a first measurement report that indicates a first signal quality measurement based on new radio synchronization signals (NR-SS). The gNB may determine, based on reception of the first measurement report, a transmission direction for transmission of channel state information reference signals (CSI-RS) for a second RRM measurement at the UE based on the CSI-RS. The gNB may receive, from the UE, a second measurement report that indicates a second signal quality measurement based on the CSI-RS. The gNB may determine, based at least partly on the first and second signal quality measurements, whether to initiate a handover of the UE from a serving cell to a neighbor cell.

    Layer 2 Relay Protocols and Mobility Relay Method

    公开(公告)号:US20200288511A1

    公开(公告)日:2020-09-10

    申请号:US16826154

    申请日:2020-03-20

    Applicant: Apple Inc.

    Abstract: There is are provided methods and apparatus relating to layer 2 relaying and mobility using a sidelink interface, including a remote user equipment (UE) for use in a wireless communication network, the UE comprising: a device to network (D2N) entity, a device to device (D2D) entity, and control logic to: receive a service data unit derived from an IP packet direct the service data unit to the D2N entity for communication with an eNB using a Uu interface in a first mode of operation, and direct the service data unit to the D2D entity for communication with the eNB via a first relay UE using a sidelink interface in a second, relay, mode of operation.

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