US Patent Issued to Murata Manufacturing on Dec. 9 for "Transversely-excited film bulk acoustic resonators with gap dielectric stripes in busbar-electrode gaps" (California Inventors)

ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,494,768, issued on Dec. 9, was assigned to Murata Manufacturing Co. Ltd. (Nagaokakyo, Japan).

"Transversely-excited film bulk acoustic resonators with gap dielectric stripes in busbar-electrode gaps" was invented by Bryant Garcia (Burlingame, Calif.) and John Koulakis (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic resonator device includes a substrate having a surface and a piezoelectric plate having front and back surfaces, with the back surface attached to the surface of the substrate except for a portion of the piezoelectric plate forming a diaphragm that spans a cavity in the substrate. An interdigital transducer (IDT) is for...