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:
Jan. 02, 2024
Filed:
Sep. 10, 2020
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventors:
Assignee:
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 9/145 (2006.01); H03H 9/25 (2006.01); H03H 9/64 (2006.01); H03H 9/72 (2006.01); H03H 9/00 (2006.01); H03H 9/02 (2006.01);
U.S. Cl.
CPC ...
H03H 9/14526 (2013.01); H03H 9/0009 (2013.01); H03H 9/02559 (2013.01); H03H 9/02637 (2013.01); H03H 9/25 (2013.01); H03H 9/6483 (2013.01); H03H 9/72 (2013.01);
Abstract
An acoustic wave resonator includes an IDT electrode that is on or above a piezoelectric plate and includes a periodic withdrawal weighted portion in each of a plurality of regions for at least two or more periods in an acoustic wave propagation direction. A periodic withdrawal weighted portion in at least one of the regions is different from a periodic withdrawal weighted portion in at least one of the other regions.