ALEXANDRIA, Va., July 28 -- United States Patent no. 12,696,230, issued on July 28, was assigned to SR Technologies Inc. (Sunrise, Fla.).

"Determination and compensation for systematic errors in passive geolocation of wireless local area devices" was invented by Mark Passler (Rockville, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a measuring station to generate a circular error probability (CEP) ellipse that encompasses the location of a target wireless station is described. The method includes receiving a plurality of beacons transmitted by the target wireless station. A plurality of Time of Departures (TODs) and a plurality of Time of Arrivals (TOAs) corresponding to the plura...