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:
Feb. 14, 2017

Filed:

Sep. 05, 2013
Applicant:

Fsp Technology Inc., Taoyuan County, TW;

Inventors:

Yung-Hsiang Shih, Taoyuan County, TW;

Chang-Hsun Chiang, Taoyuan County, TW;

Assignee:

FSP TECHNOLOGY INC., Taoyuan, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 3/00 (2006.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33553 (2013.01); H02M 3/33561 (2013.01); Y10T 307/297 (2015.04);
Abstract

A forward-based power conversion apparatus is provided. When the forward-based power conversion apparatus supplies a plurality of (at least two of) output voltages to a load, a reverse voltage, corresponding to a lower output voltage, of a secondary winding of a transformer is captured through an equipped output auxiliary unit, so as to assist an output of a higher output voltage. Accordingly, compared to that described in the related art, the reverse voltage of the secondary winding of the transformer described herein can be converted into an effective power output, so that overall power loss of the power conversion apparatus can be reduced, and conversion efficiency of the power conversion apparatus can be improved.


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