ALEXANDRIA, Va., March 12 -- United States Patent no. 12,250,174, issued on March 11, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Reference signal transmission method and transmission apparatus" was invented by Xi Zhang (Chengdu, China), Minghui Xu (Shenzhen, China) and Weimin Xiao (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a reference signal transmission method and transmission apparatus. The transmission method includes: obtaining, by a network device, reference information of a terminal device, where the reference information includes at least one of an identifier of the terminal device and scheduling information of the terminal device; ...