Patent ID: 11940546
Assignee: QUALCOMM INCORPORATED
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 10:
11. A method of wireless communication performed by a user equipment (UE), comprising:
receiving, from a base station, an instruction that triggers the UE to transmit an uplink random access channel (RACH) message, the instruction identifying at least a RACH preamble index corresponding to a RACH preamble to be used for the uplink RACH message;
transmitting the uplink RACH message using the RACH preamble;
receiving, from the base station, information that identifies respective timings with which the uplink RACH message was received by a plurality of neighbor base stations; and
estimating a position of the UE based at least in part on at least two of the respective timings with which the uplink RACH message was received by the plurality of neighbor base stations.