QUALCOMM Incorporated
Variable payload size for two-step random access

Abstract:

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information for a two-step random access channel (RACH) procedure, wherein the configuration information identifies a plurality of physical uplink shared channel (PUSCH) configurations for a PUSCH of the two-step RACH procedure; and transmit the PUSCH in accordance with a PUSCH configuration, of the plurality of PUSCH configurations, wherein the PUSCH configuration is selected based at least in part on a size of a payload of the PUSCH, and wherein a preamble of the PUSCH is used to indicate the selected PUSCH configuration. Numerous other aspects are provided.