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:
Dec. 01, 2015

Filed:

Aug. 30, 2013
Applicant:

Minebea Co., Ltd., Kitasaku-Gun, Nagano, JP;

Inventor:

Shinichi Suzuki, Hamamatsu, JP;

Assignee:

Minebea Co., Ltd., Nagano, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H05B 33/08 (2006.01); H02M 7/217 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 3/33507 (2013.01); H05B 33/0815 (2013.01); H02M 7/217 (2013.01); H02M 2001/007 (2013.01); H02M 2001/0025 (2013.01);
Abstract

A load driver includes: a rectifying unit configured to rectify an AC voltage from a power source to generate a first voltage; a first converter configured to convert the first voltage outputted from the rectifying unit into a second voltage; a second converter configured to drive a load with a constant current, based on the second voltage converted by the first converter; and a feedback unit configured to generate feedback information, based on information obtained from the second converter and indicating an output voltage when the second converter drives the load with the constant current, wherein the first converter converts the first voltage into the second voltage having a magnitude based on the feedback information obtained from the feedback unit.


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Suzuki, Shinichi. (2015). Load driver with first and second series converters (U.S. Patent No. 9203317). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9203317

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