ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,518, issued on May 13, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Demodulation reference signal indicating and receiving methods, transmit end, and receive end" was invented by Xiang Ren (Shanghai), Yong Liu (Shanghai) and Lu Rong (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application discloses a DMRS indicating method, a DMRS receiving method, and an apparatus. The method includes: determining, by a transmit end from a plurality of groups of demodulation reference signal DMRS configuration information, DMRS configuration information corresponding to a current DMRS transmission scheme, and obtaining DM...