ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,777,408, issued on Oct. 27, was assigned to BEIJING XIAOMI MOBILE SOFTWARE Co. LTD. (Beijing).

"Method and apparatus for determining available state of specified reference signal, and communication device" was invented by Yanhua Li (Beijing) and Xiaowei Jiang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for determining an available state of a specified reference signal includes: obtaining an available state of one or more specified reference signals from remaining minimum system information RMSI, where the specified reference signal is configured to assist a terminal in time-frequency domain synchronization with a network."

The pate...