US 12,308,914 B2
Channel reciprocity for a multi-panel base station
Muhammad Sayed Khairy Abdelghaffar, San Jose, CA (US); Wanshi Chen, San Diego, CA (US); Tingfang Ji, San Diego, CA (US); Alexandros Manolakos, Escondido, CA (US); Huilin Xu, Temecula, CA (US); Krishna Kiran Mukkavilli, San Diego, CA (US); Ahmed Attia Abotabl, San Diego, CA (US); Gokul Sridharan, Sunnyvale, CA (US); Abdelrahman Mohamed Ahmed Mohamed Ibrahim, San Diego, CA (US); and Hwan Joon Kwon, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Appl. No. 18/006,857
Filed by QUALCOMM Incorporated, San Diego, CA (US)
PCT Filed Sep. 14, 2021, PCT No. PCT/US2021/050304
§ 371(c)(1), (2) Date Jan. 25, 2023,
PCT Pub. No. WO2022/056480, PCT Pub. Date Mar. 17, 2022.
Claims priority of application No. 20200100557 (GR), filed on Sep. 14, 2020.
Prior Publication US 2023/0275631 A1, Aug. 31, 2023
Int. Cl. H04B 7/06 (2006.01)
CPC H04B 7/0615 (2013.01) 28 Claims
OG exemplary drawing
 
1. A base station for wireless communication, comprising:
at least one processor;
a transceiver communicatively coupled to the at least one processor; and
a memory communicatively coupled to the at least one processor,
wherein the at least one processor is configured to:
transmit a plurality of indicators identifying a plurality of antenna panels on the base station to a user equipment (UE), wherein each indicator of the plurality of indicators identifies a respective panel of the plurality of antenna panels of the base station;
communicate with the UE based on the plurality of indicators of the plurality of antenna panels;
identify one or more sounding reference signal (SRS) resources, wherein transmitting the plurality of indicators comprises transmitting resource information indicating the one or more SRS resources, each SRS resource of the one or more SRS resources being associated with at least one indicator of the plurality of indicators identifying at least one respective antenna panel of the plurality of antenna panels; and
receive a plurality of sounding reference signals (SRSs) from the UE via the plurality of antenna panels on the one or more SRS resources.