ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,874, issued on Feb. 10, was assigned to ROMBIT NV (Antwerp, Belgium).
"Method, system and computer program product for distance determination between persons" was invented by Nico Janssens (Putte, Belgium) and Brett Daman (Muizen, Belgium).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method, system, and computer program product for determining a distance between persons by means of a plurality of battery powered devices each include using ultra-wideband (UWB) tags and UWB anchors, wherein battery powered devices are configured to periodically or quasiperiodically repeat a typical operating pattern, and upon receipt of an announcing signal from a ...