Patent ID: 11963234
Assignee: QUALCOMM INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. The first apparatus of claim 9, wherein the first apparatus is configured to:
receive information that indicates one or more on-demand RACH partitions that are supported by the second apparatus without allocated PRACH resources;
request, in an uplink message of the RACH procedure, an on-demand RACH partition, of the one or more on-demand RACH partitions supported by the second apparatus, based at least in part on the first apparatus satisfying one or more criteria for a combination of one or more RACH features associated with the on-demand RACH partition;
receive, in a downlink message of the RACH procedure, a PRACH configuration associated with the on-demand RACH partition; and
transmit, to the second apparatus, a preamble on PRACH resources associated with the on-demand RACH partition to initiate a new RACH procedure supporting the combination of one or more RACH features associated with the on-demand RACH partition.