TWO-STEP RANDOM ACCESS CHANNEL (RACH) IN NEW RADIO (NR) NETWORKS AND SYSTEMS

    公开(公告)号:US20200245373A1

    公开(公告)日:2020-07-30

    申请号:US16783335

    申请日:2020-02-06

    Abstract: Embodiments of the present disclosure describe methods, apparatuses, storage media, and systems for generation, transmission, and reception of a message A (MsgA) with respect to a two-step random access channel (RACH) procedure in new radio (NR) networks and/or communications. Various embodiments describe how to generate the MsgA that includes a physical random access channel (PRACH) occasion and a MsgA physical uplink shared channel (PUSCH) resource. Certain association, rules, and/or correlation may apply herein. Further, corresponding demodulation reference signal (DMRS) sequence generation is illustrated in accordance with various embodiments. Other embodiments may be described and claimed.

    Reduction of concurrent signaling in a relay user equipment (UE)

    公开(公告)号:US10375722B2

    公开(公告)日:2019-08-06

    申请号:US15566643

    申请日:2015-12-16

    Abstract: Technology for an eNodeB operable to resolve predefined types of concurrent communications at a relay user equipment (UE) is disclosed. The eNodeB can identify the relay UE that is configured to relay proximity services (ProSe) traffic between the eNodeB and a remote UE. The relay UE can be in-coverage of the eNodeB and the remote UE can be in-coverage or out-of-coverage of the eNodeB. The eNodeB can communicate control signaling to at least one of the relay UE and the remote UE to resolve predefined types of communications performed at the relay UE or the remote UE to defined subframes. The control signaling can provide concurrency avoidance at the relay UE for predefined types of concurrent communications between the relay UE and at least one of the eNodeB and the remote UE.

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