ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,712, issued on June 10, was assigned to BEIJING XIAOMI MOBILE SOFTWARE Co. LTD. (Beijing).

"Data transmission method, apparatus, device and system for direct communication" was invented by Qun Zhao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A data transmission method, apparatus, device and system for direct communication are provided. The method includes that a first terminal sends, according to information sent by an access network device, sidelink data to a second terminal through a sidelink. The first terminal receives sidelink hybrid auto repeat request (HARQ) feedback information fed back by the second terminal, where the sidelink ...