PAGING EARLY INDICATIONS IN NON-TERRESTRIAL NETWORKS

    公开(公告)号:US20240064698A1

    公开(公告)日:2024-02-22

    申请号:US17892680

    申请日:2022-08-22

    CPC classification number: H04W68/02 H04W76/30

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicate a connection release message via a first beam to release a connection between the UE and a network entity. The UE may obtain an indication associated with a second beam of a non-terrestrial network entity indicating a set of one or more beams associated with a paging early indication. The UE may monitor for the PEI paging message based on whether the first beam is included in the set of one or more beams. Alternatively, the UE may skip monitoring for the PEI based on the first beam being excluded from the set of one or more beams, and the UE may monitor for a paging message during a paging occasion. In some examples, the UE may receive a message indicating the set of one or more beams from the non-terrestrial network entity.

    ORBITAL ANGULAR MOMENTUM TRANSMISSION AND RECEPTION USING INTELLIGENT REFLECTING SURFACES

    公开(公告)号:US20230283336A1

    公开(公告)日:2023-09-07

    申请号:US17685264

    申请日:2022-03-02

    CPC classification number: H04B7/0617 H04B7/0634 H04B7/0456

    Abstract: Aspects of the present disclosure relate to utilizing an intelligent reflecting surface (IRS), a tracking algorithm, or both, to receive, calibrate, and maintain orbital angular momentum (OAM) signaling between wireless devices. The present disclosure describes a first wireless device transmitting spatial-multiple input-multiple output (MIMO) beams to the IRS such that reflected waves from the IRS form a spatial mixture of OAM modes. The IRS may reflect such OAM modes to a second wireless device for subsequent reflection (e.g., a second IRS), reception, calibration, and optimization. For example, the second wireless device may perform pattern recognition of the concentric OAM modes (e.g., by estimating ellipse geometry) to determine the modes of the OAM signaling. The second wireless device may also perform decorrelation, where small perturbations to the elliptical OAM geometry allow the second wireless device to perform one or more optimization techniques related to the OAM signaling.

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