US Patent Issued to Murata Manufacturing on Feb. 10 for "Transversely-excited film bulk acoustic resonator with thick dielectric layer for improved coupling" (Canadian, American, Bulgarian Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,151, issued on Feb. 10, was assigned to Murata Manufacturing Co. Ltd. (Nagaokakyo, Japan).

"Transversely-excited film bulk acoustic resonator with thick dielectric layer for improved coupling" was invented by Ventsislav Yantchev (Sofia, Bulgaria), Sean McHugh (Santa Barbara, Calif.), Bryant Garcia (Mississauga, Canada), Patrick Turner (Portola Valley, Calif.) and John P. Koulakis (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bulk acoustic resonator that includes a substrate, a piezoelectric plate, and an interdigital transducer (IDT) formed on the front surface of the piezoelectric plate. The IDT is configured to excite a primary she...