US Patent Issued to MURATA MANUFACTURING on March 3 for "Acoustic wave filter and multiplexer" (Japanese Inventor)

ALEXANDRIA, Va., March 3 -- United States Patent no. 12,567,853, issued on March 3, was assigned to MURATA MANUFACTURING Co. LTD. (Kyoto, Japan).

"Acoustic wave filter and multiplexer" was invented by Tomoko Taguchi (Nagaokakyo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic wave filter includes one or more series arm resonators and one or more parallel arm resonators each including an acoustic wave resonator with an IDT electrode on a substrate. The substrate includes a piezoelectric film and a high acoustic velocity support substrate. The IDT electrode includes a pair of comb-shaped electrodes. A floating withdrawal electrode is an electrode finger that is not coupled to either busbar ele...