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. 10, 2015

Filed:

May. 10, 2010
Applicants:

Jin-ha Kim, Seongnam-si, KR;

Joong-gi Kwon, Gunpo-si, KR;

Inventors:

Jin-Ha Kim, Seongnam-si, KR;

Joong-Gi Kwon, Gunpo-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33507 (2013.01);
Abstract

A power supply apparatus having multiple outputs which includes a transformer, a first output circuit generating a first output voltage with respect to a power transferred to a secondary side of the transformer, and a first output controller generating a first control signal for controlling a power supply provided to a primary side of the transformer. The power supply apparatus further includes a second output circuit generating a second output voltage with respect to the power transferred to the secondary side of the transformer and a second output controller controlling an output of the second output voltage, wherein the second output circuit includes a second switch performing a switching operation on current flows of the second output circuit, and the second output controller controls the switching operation of the second switch according to the first control signal and the second output voltage.


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