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. 28, 2011

Filed:

Jan. 15, 2009
Applicants:

Naoyuki Mimatsu, Utsunomiya, JP;

Yasushi Kojima, Utsunomiya, JP;

Seigo Murashige, Utsunomiya, JP;

Yutaka Asano, Utsunomiya, JP;

Inventors:

Naoyuki Mimatsu, Utsunomiya, JP;

Yasushi Kojima, Utsunomiya, JP;

Seigo Murashige, Utsunomiya, JP;

Yutaka Asano, Utsunomiya, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60L 1/00 (2006.01); B60L 3/00 (2006.01); H02G 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A controller is capable of executing direct couple control that directly couples a first power device and a second power device without causing a DC/DC converter to convert voltage. During the direct couple control, a drive signal that causes no voltage conversion is intermittently output to at least one of a plurality of switching devices.


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