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:
Jan. 17, 2012

Filed:

Sep. 19, 2008
Applicants:

Tae Won Heo, Gyeonggi-do, KR;

Gun Woo Moon, Daejeon-si, KR;

Woo Jin Lee, Daejeon-si, KR;

Ki Bum Park, Daejeon-si, KR;

Don Sik Kim, Gyeonggi-do, KR;

Chong Eun Kim, Daejeon-si, KR;

Jong Pil Kim, Gyeonggi-do, KR;

Sang Cheol Bong, Gyeonggi-do, KR;

Hak Ryong Kim, Gyeonggi-do, KR;

Dong Joong Kim, Gyeonggi-do, KR;

Inventors:

Tae Won Heo, Gyeonggi-do, KR;

Gun Woo Moon, Daejeon-si, KR;

Woo Jin Lee, Daejeon-si, KR;

Ki Bum Park, Daejeon-si, KR;

Don Sik Kim, Gyeonggi-do, KR;

Chong Eun Kim, Daejeon-si, KR;

Jong Pil Kim, Gyeonggi-do, KR;

Sang Cheol Bong, Gyeonggi-do, KR;

Hak Ryong Kim, Gyeonggi-do, KR;

Dong Joong Kim, Gyeonggi-do, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 3/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A phase shift full bridge converter with a reduced current stress includes: a switching unit that switches an input voltage; a transformer that includes a first capacitor serially connected to, and having a primary side and a secondary side; an auxiliary circuit unit that includes a first switch, a second switch, and a second capacitor, which are connected in parallel to the secondary side of the transformer; and a rectification unit that is connected to the auxiliary circuit unit, with an output inductor being removed.


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