ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,622, issued on March 18, was assigned to Topgolf Sweden AB (Danderyd, Sweden).
"Doppler radar coexistence" was invented by Jonny Eriksson (Sjovik, Sweden) and Christer Andersson (Gothenburg, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "Method for providing reduced interference for at least two co-located FMCW (Frequency Modulated Continuous Wave) Doppler radars, each of said radars being used in a system to detect respective distances to and velocities of objects moving through space, can include a propagation determination step, in which expected electromagnetic wave propagation times are determined between pairs of radars; a sweep time o...