ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,754, issued on Aug. 19, was assigned to Soitec (Bernin, France).
"Differential acoustic wave sensors" was invented by Sylvain Ballandras (Besancon, France), Emilie Courjon (Franois, France), Florent Bernard (Besancon, France), Thierry LaRoche (Besancon, France) and Julien Garcia (Chamblay, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave sensor device, comprising an interdigitated transducer; a first reflection structure arranged on one side of the interdigitated transducer, and a second reflection structure arranged on another side of the interdigitated transducer; a first resonance cavity comprising a first upper surface and ...