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:
Dec. 01, 2015
Filed:
Oct. 31, 2012
Applicant:
Cree, Inc., Durham, NC (US);
Inventors:
Michael Walters, Apex, NC (US);
Liqin Ni, Cary, NC (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 3/158 (2006.01); H02M 7/06 (2006.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H02M 7/06 (2013.01); H02M 2001/0006 (2013.01); H02M 2001/007 (2013.01); H02M 2001/0022 (2013.01);
Abstract
A power conversion circuit includes a voltage boost circuit configured to generate an output voltage in response to an input voltage, a boost controller configured to control operation of the voltage boost circuit, and a bias voltage generation circuit configured to generate a bias voltage. The bias generation circuit is configured to regulate a level of the bias voltage in response to a level of the input voltage.