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:
Jul. 23, 2002

Filed:

Mar. 19, 2001
Applicant:
Inventors:

Alpha J. Zhang, Neihu Taipei, TW;

Guisong Huang, Neihu Taipei, TW;

Yilei Gu, Neihu Taipei, TW;

Assignee:

Delta Electronics, Inc., Neihu Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 ; H02M 3/5387 ;
U.S. Cl.
CPC ...
H02M 3/335 ; H02M 3/5387 ;
Abstract

An integral DC to DC converter includes an input capacitor, a DC to AC circuit, a transformer, a rectifying circuit, a filtering capacitor and a control signal generator. The DC to AC circuit is connected with the input capacitor for converting the input DC voltage to a high frequency first AC voltage and the DC to AC circuit includes four full-bridge switching devices. The transformer is used for converting the first AC voltage into a second AC voltage. The rectifying circuit is connected to the secondary winding of the transformer for rectifying the second AC voltage to the output DC voltage. The filtering capacitor is connected to the rectifying circuit for filtering the output DC voltage. The control signal generator is used for providing a control signal to control the full-bridge switching device.


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