ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,726,821, issued on Sept. 1, was assigned to GM Global Technology Operations LLC (Detroit).

"Secure ranging system" was invented by Mohamed A. Layouni (Fraser, Mich.), Aaron Adler (Rochester Hills, Mich.) and Jason Grembi (Armada, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method including receiving, at a controller of a responder device, a connection request from an initiator device, executing, via a secure ranging application of the controller, a UWB ranging session, and executing, via the controller, a first measurement of the initiator device relative to the responder device, identifying at least one verification prot...