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:
May. 12, 2020

Filed:

May. 31, 2019
Applicant:

Silergy Semiconductor Technology (Hangzhou) Ltd, Hangzhou, ZheJiang Province, CN;

Inventors:

Longqi Wang, Hangzhou, CN;

Jianxin Wang, Hangzhou, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 1/12 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/12 (2013.01); H02M 3/156 (2013.01); H02M 2001/0009 (2013.01);
Abstract

A method of reducing THD can include: acquiring a first average inductor current during a first conduction time of a main power transistor of a power converter in a switching cycle; acquiring a second average inductor current during a second conduction time and an off time of the main power transistor in the switching cycle; and adjusting the second conduction time of the main power transistor in accordance with a difference between the first and second average inductor currents, where the first and second conduction times are successive.


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Wang, Longqi. (2020). Control system and control method for reducing total harmonic distortion (U.S. Patent No. 10651725). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10651725

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