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. 30, 2025
Filed:
Sep. 26, 2021
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventor:
Bryant Garcia, Belmont, CA (US);
Assignee:
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/02 (2006.01); H03H 9/17 (2006.01); H03H 9/54 (2006.01);
U.S. Cl.
CPC ...
H03H 9/02228 (2013.01); H03H 9/02015 (2013.01); H03H 9/02157 (2013.01); H03H 9/17 (2013.01); H03H 9/54 (2013.01);
Abstract
Acoustic resonator devices and acoustic filter devices. An acoustic resonator includes a piezoelectric plate having front and back surfaces, the back surface facing a substrate. A conductor pattern is formed on the front surface. The conductor pattern includes interleaved interdigital transducer (IDT) fingers connected alternately to first and second busbars, wherein a mark mt of the IDT fingers in margins of an aperture is greater than a mark m of the IDT fingers in a central portion of the aperture.