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.:

US 8054653 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 08, 2011

Filed:

Aug. 28, 2008
Applicants:

Byoung Woo Ryu, Gyunggi-Do, KR;

Chong Eun Kim, Daejeon, KR;

Dong Seong OH, Incheon, KR;

Jeong Man Han, Gyunggi-Do, KR;

Inventors:

Byoung Woo Ryu, Gyunggi-Do, KR;

Chong Eun Kim, Daejeon, KR;

Dong Seong Oh, Incheon, KR;

Jeong Man Han, Gyunggi-Do, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
Abstract

A direct current (DC) power supply for varying an output voltage according to a load current variation is disclosed. The DC power supply includes an alternating current (AC)/DC conversion unit converting commercial AC power into DC power, a DC/DC conversion unit converting a voltage level of the DC power and outputting output power, and a control unit controlling conversion of the voltage level of the fed-back DC power according to a variation in a load current of the output power from the DC/DC conversion unit.


Find Patent Forward Citations

Ryu, Byoung. (2011). Dc power supply for varying output voltage according to load current variation (U.S. Patent No. 8054653). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8054653

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