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. 20, 2017

Filed:

Nov. 12, 2015
Applicant:

Taiyo Yuden Co., Ltd., Tokyo, JP;

Inventors:

Hideaki Yoshida, Tokyo, JP;

Mitsunori Katsu, Tokyo, JP;

Hiroyuki Kozutsumi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01); H03F 1/34 (2006.01);
U.S. Cl.
CPC ...
H03F 3/45475 (2013.01); H03F 2200/261 (2013.01); H03F 2203/45116 (2013.01); H03F 2203/45118 (2013.01); H03F 2203/45138 (2013.01); H03F 2203/45526 (2013.01); H03F 2203/45528 (2013.01); H03F 2203/45534 (2013.01); H03F 2203/45551 (2013.01); H03F 2203/45616 (2013.01); H03F 2203/45701 (2013.01); H03F 2203/45726 (2013.01);
Abstract

A reconfigurable operational amplifier includes: a first signal input terminal; a second signal input terminal; an output terminal; an operational amplifier having a non-inverting input, an inverting input, and an output; a negative feedback circuit path from the output of the operational amplifier to the inverting input of the operational amplifier; a first input circuit path from the first signal input terminal to the non-inverting input of the operational amplifier; a second input circuit path from the second signal input terminal to the inverting input of the operational amplifier; an output circuit path from the output of the operational amplifier to the output terminal; and logic units, wherein one or more of the logic units are provided in at least one of the negative feedback circuit path, the first input circuit path, the second input circuit path, and the output circuit path.


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