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:
Aug. 17, 2021

Filed:

Apr. 27, 2020
Applicant:

Asian Power Devices Inc., Taoyuan, TW;

Inventors:

Yeu-Torng Yau, Taoyuan, TW;

Tsung-Liang Hung, Taoyuan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/42 (2007.01); H02M 1/00 (2006.01); H02M 3/157 (2006.01); H02M 7/06 (2006.01);
U.S. Cl.
CPC ...
H02M 1/4225 (2013.01); H02M 3/157 (2013.01); H02M 7/06 (2013.01); H02M 1/0035 (2021.05); H02M 1/0085 (2021.05); H02M 1/4208 (2013.01);
Abstract

A power factor correction circuit with burst setting includes a conversion circuit, a control unit, and a burst setting circuit. The burst setting circuit respectively sets at least one burst period when an input power source is at a rising edge of a positive half cycle, a falling edge of the positive half cycle, the rising edge of a negative half cycle, and the falling edge of the negative half cycle, and provides a burst setting signal corresponding to the at least one burst period to the control unit so that the control unit limits the conversion circuit to perform a burst operation during the at least one burst period.


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