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. 14, 2021
Filed:
Jan. 08, 2021
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventor:
Tetsuo Taniguchi, Nagaokakyo, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01); H03H 7/09 (2006.01); H01F 27/28 (2006.01); H03H 1/00 (2006.01);
U.S. Cl.
CPC ...
H03H 7/0115 (2013.01); H01F 27/2804 (2013.01); H03H 7/0161 (2013.01); H03H 7/09 (2013.01); H01F 2027/2809 (2013.01); H03H 2001/0085 (2013.01);
Abstract
A band pass filter includes a first filter circuit, a second filter circuit, a first intermediate circuit, a second intermediate circuit, and a ninth capacitor. The first intermediate circuit includes a seventh inductor connected between a fifth capacitor and a sixth capacitor. The second intermediate circuit includes an eighth inductor connected between a seventh capacitor and an eighth capacitor. The ninth capacitor is connected between the first intermediate circuit and the second intermediate circuit.