Patent ID: 11929803
Assignee: QUALCOMM INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. The apparatus of claim 1, wherein the instructions executable by the processor to cause the apparatus to determine the trigger are executable by the processor to cause the apparatus to:
receive, from the network, downlink control information comprising the trigger for transmitting the one or more channel sounding messages, wherein the instructions are further executable by the processor to cause the apparatus to:
identify, within the downlink control information, a narrowband physical downlink control channel order, wherein the narrowband physical downlink control channel order comprises the trigger; and
determine, based at least in part on the narrowband physical downlink control channel order, the one or more directional beams, one or more frequency resources, or any combination thereof, for transmitting one or more random access preamble messages as the one or more channel sounding messages.