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:
Mar. 17, 2015

Filed:

Nov. 05, 2013
Applicant:

Panasonic Corporation, Osaka, JP;

Inventors:

Shiro Dosho, Osaka, JP;

Kazuo Matsukawa, Osaka, JP;

Yosuke Mitani, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 3/00 (2006.01); H03H 11/12 (2006.01);
U.S. Cl.
CPC ...
H03M 3/454 (2013.01); H03H 11/1252 (2013.01); H03M 3/404 (2013.01); H03M 3/438 (2013.01);
Abstract

Two resistive elements and a capacitive element are coupled between a first node and each of an inverting input terminal of an operational amplifier, an output terminal of the operational amplifier, and a common node. A resistive element and a capacitive element are coupled between the first node and a signal input terminal. Two capacitive elements and a resistive element are coupled between a second node and each of the inverting input terminal, the output terminal, and the common node. Two capacitive elements are coupled between the second node and each of the signal input terminal, and the common node.


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