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:
Dec. 13, 2022
Filed:
Nov. 22, 2018
Applicant:
Kyocera Corporation, Kyoto, JP;
Inventor:
Tomonori Urata, Kyotanabe, JP;
Assignee:
KYOCERA Corporation, Kyoto, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/64 (2006.01); H03H 9/10 (2006.01); H03H 9/25 (2006.01); H03H 9/54 (2006.01); H03H 9/72 (2006.01); H04B 1/00 (2006.01);
U.S. Cl.
CPC ...
H03H 9/6483 (2013.01); H03H 9/1071 (2013.01); H03H 9/25 (2013.01); H03H 9/542 (2013.01); H03H 9/725 (2013.01); H04B 1/0057 (2013.01);
Abstract
An acoustic wave filter includes a first signal terminal, an antenna terminal, a ladder-type filter connected between the first signal terminal and the antenna terminal and including one or more serial resonators and one or more parallel resonators connected in a ladder shape, and a capacitor part and an inductor part which are connected in series between the first signal terminal and a reference potential.