ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,126, issued on Dec. 9, was assigned to AIRBUS U.S. SPACE & DEFENSE INC. (Arlington, Va.).

"High-performance GNSS using a LEO constellation spectrum underlay" was invented by Clark Emerson Cohen (Arlington, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A global, rapid acquisition, centimeter-level accuracy, high-integrity, space-based positioning service for autonomous ground vehicles, unmanned aerial vehicles (UAS), air taxis, all-weather aircraft precision landing, precision agriculture, and offshore machine control is presented. Low Earth orbit (LEO) constellations of satellites are a means to enhance medium Earth orbit (MEO) global satellite ...