QUALCOMM Incorporated
SOUNDING REFERENCE SIGNAL (SRS) TRIGGERED IN A RANDOM ACCESS CHANNEL (RACH) PROCEDURE

Abstract:

Certain aspects of the present disclosure provide techniques for transmitting sounding reference signals (SRSs) triggered by a downlink (DL) random access channel (RACH) message (e.g., msg2). A method that may be performed by a user equipment (UE) generally includes receiving a DL RACH message that indicates the UE is to transmit an SRS, transmitting the SRS, in accordance with the indication, and transmitting an uplink (UL) RACH message.