ALEXANDRIA, Va., March 5 -- United States Patent no. 12,245,256, issued on March 4, was assigned to QUALCOMM Inc. (San Diego).

"Optimization of ranging sessions initiated by vehicle and pedestrian UES" was invented by Chang-Sik Choi (Seoul, South Korea), Dan Vassilovski (Del Mar, Calif.) and Kapil Gulati (Belle Mead, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A responder user equipment (UE) in separate ranging sessions may determine whether there is a collision between the ranging signals assigned to broadcast in the separate ranging sessions. A collision in the ranging signals is detected when the ranging signals have the same frequencies and broadcast times, e.g., the broadcast time of one ranging...