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.:

US 9246380 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 26, 2016

Filed:

Jul. 15, 2014
Applicant:

Asian Power Devices Inc., Taoyuan County, TW;

Inventors:

Chih-Lung Yang, Taoyuan County, TW;

Tsung-Liang Hung, Taoyuan County, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01); H02M 1/42 (2007.01); H02M 1/00 (2007.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01); H02M 2001/0012 (2013.01); H02M 2001/0032 (2013.01); H02M 2001/0054 (2013.01);
Abstract

A control circuit module for a power factor corrector is provided to convert the operation mode of the inductor current from the boundary conduction mode (BCM) to the discontinuous conduction mode (DCM) when a transistor element is operated under the valley inductor current, thus reducing the switching frequency and increasing system efficiency, also to maintain the operation mode of the inductor current in the BCM when the transistor element is operated under the peak inductor current, thus maintaining system efficiency.


Find Patent Forward Citations

Yang, Chih-Lung. (2016). Control circuit module for power factor corrector (U.S. Patent No. 9246380). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9246380

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