METHOD AND APPARATUS FOR IMPROVING ONE-TO-ONE SIDELINK COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20200146082A1

    公开(公告)日:2020-05-07

    申请号:US16670381

    申请日:2019-10-31

    Abstract: A method and apparatus are disclosed from the perspective of a User Equipment (UE) for the UE to request sidelink resources for an one-to-one V2X (Vehicle-to-Everything) sidelink communication, wherein the UE supports both LTE (Long Term Evolution) RAT (Radio Access Technology) and NR (New Radio) RAT. In one embodiment, the method includes the UE initiating a one-to-one V2X sidelink communication. The method further includes the UE transmitting a RRC (Radio Resource Control) message to a network node to request sidelink resources from NR RAT for the one-to-one V2X sidelink communication and not transmitting any RRC message to the network node to request sidelink resources from LTE RAT for the one-to-one V2X sidelink communication.

    METHOD AND APPARATUS FOR TRIGGERING A BEAM STATE INFORMATION REPORT IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20190268794A1

    公开(公告)日:2019-08-29

    申请号:US16407091

    申请日:2019-05-08

    Abstract: Methods and apparatuses for triggering a beam state information report by a user equipment in a wireless communication system are disclosed herein. In one method, a user equipment measures multiple beam reference signals of non-serving beams from a cell and derives multiple values from measurements. The UE derives a first value, wherein the first value is a highest value, a lowest value, or an average value of the multiple values. The UE triggers to report a measurement result for a beam reference signal if at least one condition is satisfied, wherein the condition is based on comparing the first value to a threshold.

    METHOD AND APPARATUS FOR IMPLEMENTING REFERENCE SIGNAL TRANSMISSIONS IN A WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20190173629A1

    公开(公告)日:2019-06-06

    申请号:US16227829

    申请日:2018-12-20

    Abstract: A method and apparatus for implementing reference signal transmissions in a wireless communication system. In one embodiment, the method includes the cell, transmission point (TP), or transmission and reception point (TRP) broadcasting a first RS periodically for measurement, wherein the first RS is transmitted at multiple occasions (or timings) in each period on different beams. The method also includes the cell, TP, or TRP transmitting a second RS to a UE for PDCCH demodulation, wherein the second RS is transmitted on multiple beams in a beam set of the UE in a subframe (or symbol) in which the PDCCH is transmitted.

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