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:
Apr. 28, 2020
Filed:
Feb. 21, 2018
Applicant:
Semiconductor Components Industries, Llc, Phoenix, AZ (US);
Inventors:
Hyun-Chul Eum, Seoul, KR;
Taesung Kim, Incheon, KR;
In-Ki Park, Seoul, KR;
Young-Jong Kim, Seoul, KR;
Assignee:
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/12 (2006.01); H02M 1/42 (2007.01); H02M 3/335 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4258 (2013.01); H02M 1/12 (2013.01); H02M 3/33523 (2013.01); H02M 2001/0025 (2013.01); Y02B 70/126 (2013.01); Y02P 80/112 (2015.11);
Abstract
A power factor correction circuit corrects a filter current flowing through a filter capacitor asymmetrically based on a peak of an input voltage by controlling a switching operation of a power switch, thereby correcting distortion of an input current.