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.
Patent No.:
Date of Patent:
Sep. 09, 2014
Filed:
Feb. 28, 2013
Applicants:
Yasushi Kuwabara, Tokyo, JP;
Katsuhiko Saito, Tokyo, JP;
Masahiro Fukuda, Tokyo, JP;
Inventors:
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/56 (2006.01); H03K 17/16 (2006.01); H02M 1/08 (2006.01); H02M 1/44 (2007.01); H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
H03K 17/56 (2013.01); H02M 1/4225 (2013.01); H03K 17/163 (2013.01); H03K 17/168 (2013.01); Y02B 70/126 (2013.01); H02M 1/08 (2013.01); H02M 1/44 (2013.01);
Abstract
A switching-element drive circuit that is configured to be applied to a power converter includes: a switching element; and a control unit that controls an operation of the switching element. The control unit includes a drive-voltage control unit that is configured to be capable of changing a switching speed of the switching element based on a power supply current.