ALEXANDRIA, Va., May 19 -- United States Patent no. 12,634,875, issued on May 19, was assigned to QUALCOMM Inc. (San Diego).
"Time reversal precoding for sidelink based positioning" was invented by Weimin Duan (San Diego), Jing Lei (San Diego), Alexandros Manolakos (Escondido, Calif.) and Seyedkianoush Hosseini (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) derives a time reversal (TR) precoder based at least in part on an estimated channel between the first UE and a second UE, and sends, to the second UE, a TR-precoded sidelink (SL) positioning reference signal (PRS). The estimated channel may be based on cha...