US Patent No. 11,032,823

INFORMING BASE STATION REGARDING USER EQUIPMENT'S RECEPTION OF BEAM CHANGE INSTRUCTION


Patent No. 11,032,823
Issue Date June 08, 2021
Title Informing Base Station Regarding User Equipment's Reception Of Beam Change Instruction
Inventorship Muhammad Nazmul Islam, Littleton, MA (US)
Tao Luo, San Diego, CA (US)
Sony Akkarakaran, Poway, CA (US)
Bilal Sadiq, Basking Ridge, NJ (US)
Junyi Li, Chester, NJ (US)
Assignee QUALCOMM Incorporated, San Diego, CA (US)

Claim of US Patent No. 11,032,823

1. A method of wireless communication of a base station, comprising:determining to change from a first beam to a second beam;
generating a beam change instruction to indicate the determination to change from the first beam to the second beam;
transmitting, to a user equipment (UE), the beam change instruction in a downlink control information (DCI); and
determining whether or not the beam change instruction is detected by the UE, wherein the determining whether or not the beam change instruction is detected comprises:
receiving an uplink transmission from the UE, the uplink transmission associated with the DCI and indicating that the beam change instruction is received and that a data transmission is successfully received, wherein the uplink transmission includes a beam change demodulation reference signal (DMRS) sequence or a tri-state indicator.