ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,464,446, issued on Nov. 4, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Session establishment method, relay device selection method, registration method, and device" was invented by Haorui Yang (Shenzhen, China), Hui Jin (Shenzhen, China), Fenghui Dou (Beijing), Xiaoyan Duan (Shenzhen, China), Xiaojuan Li (Beijing) and Guowei Ouyang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of this application relate to the field of communications technologies, and disclose a session establishment method, and a user equipment. The method may include: receiving, by a relay device, a reconfiguration request message sent by an a...