MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202647072513 A) filed by Qualcomm Incorporated on June 11, 2026, for Sounding Reference Signal Antenna Switch With Three Transmit Chains.
Inventors include Huang, Yi; Lu, Enoch Shiao-Kuang; Abdelghaffar, Muhammad Sayed Khairy; Gaal, Peter; and Ryu, Jae Ho.
The application for the patent was published on June 19, 2026, under issue no. 25/2026.
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive an indication of a set of sounding occasions that includes resources for sounding a total quantity of antennas using a set of transmit chains of the UE. The UE may transmit one or more sounding reference signals (SRSs) over a first quantity of antenna(s) via a first group of the set of transmit chains, the first quantity of antenna(s) is less than the total quantity of antennas, and the first group is any quantity of the set of transmit chains. The UE may transmit one or more SRSs over a second quantity of antenna(s) via a second group of the set of transmit chains, the second quantity of antenna(s) is less than the total quantity of antennas, and the second group is any quantity of the set of transmit chains.
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