ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,805, issued on July 1, was assigned to INSIGHT SIP (Grasse, France).

"Proximity detection system" was invented by Christopher Barratt (Sophia-Antipolis, France), Michel Beghin (Sophia-Antipolis, France) and Philippe Genin (Sophia-Antipolis, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for detecting proximity between a first transceiver and a second transceiver. Each of the first and the second transceivers includes at least one primary and secondary radio module. The primary radio module of the first transceiver is able to communicate with the primary radio module of the second transceiver, and the secondary radio module of the firs...