The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 2026
Filed:
Jul. 23, 2024
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Albert Cardona, Santa Barbara, CA (US);
Drew Morosin, Oxnard, CA (US);
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Abstract
An acoustic resonator is provided that includes a substrate; a piezoelectric layer coupled to the substrate by one or more dielectric layers and having first and second surfaces that oppose each other; an interdigital transducer on at least one of the first and second surfaces of the piezoelectric layer and including interleaved fingers; and a capacitor electrically coupled in parallel to the interdigital transducer and including at least one first electrode on the first surface of the piezoelectric layer and a metal layer on the second surface of the piezoelectric layer, such that the piezoelectric layer is sandwiched between the at least one first electrode and the metal layer.