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.

Date of Patent:
Jun. 27, 2023

Filed:

Jul. 06, 2020
Applicant:

Murata Manufacturing Co., Ltd., Kyoto, JP;

Inventor:

Hiroshi Matsubara, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/64 (2006.01); H03H 7/38 (2006.01); H03H 9/72 (2006.01);
U.S. Cl.
CPC ...
H03H 9/6483 (2013.01); H03H 7/38 (2013.01); H03H 9/72 (2013.01);
Abstract

A multiplexer includes a first matching circuit having one end connected to a common terminal; a first filter that has one end connected to the other end of the first matching circuit and the other end connected to a first terminal; a second matching circuit having one end connected to the common terminal; a second filter that has one end connected to the other end of the second matching circuit and the other end connected to a second terminal; and a third filter that has one end connected to the common terminal and the other end connected to a third terminal. The first matching circuit includes a first inductor connected on a first signal path in the first matching circuit. The second matching circuit includes a second inductor connected between a second signal path in the second matching circuit and ground.


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