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:
Jul. 04, 2006

Filed:

Oct. 01, 2004
Applicants:

Yoshinori Takano, Ichikawa, JP;

Tadayuki Taura, Zushi, JP;

Toru Tanzawa, Ebina, JP;

Inventors:

Yoshinori Takano, Ichikawa, JP;

Tadayuki Taura, Zushi, JP;

Toru Tanzawa, Ebina, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A current difference divider circuit with a plurality of current sources is provided. The divider circuit includes a first current source which is operable to generate a first current, a second current source for generation of a second current less in magnitude than the first current, and a third current source for generating a difference current with its magnitude equivalent to a difference between the first and second currents and for generating a third current resulting from the division thereof. The circuit further includes a fourth current source for generating a fourth current obtainable by mirroring of the second current. The third and fourth currents are added together to provide a fifth current, which is then output.


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