ALEXANDRIA, Va., June 19 -- United States Patent no. 12,335,175, issued on June 17, was assigned to DATANG MOBILE COMMUNICATIONS EQUIPMENT Co. LTD. (Beijing).

"Reference signal transmission method and device" was invented by Xiaotao Ren (Beijing), Rui Zhao (Beijing), Fangchen Cheng (Beijing) and Shilei Zheng (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reference signal transmission method and a reference signal transmission device are provided. The reference signal transmission method for a V2X system includes: receiving, by a first device, a first reference signal transmitted by another device via a sidelink; and performing, in accordance with the first reference signal transmitted by the other...