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.:
Date of Patent:
Aug. 03, 2004
Filed:
Feb. 06, 2003
Applicant:
Inventors:
Jean-Marie Thereze, Lannion, FR;
Didier Balocco, Lannion, FR;
Assignee:
Alcatel, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 7/217 ;
U.S. Cl.
CPC ...
H02M 7/217 ;
Abstract
The present invention relates to a converter secondary circuit having a main output ( ) and an auxiliary output ( ), the secondary circuit comprising a first synchronous rectifier that is self-controlled and generates a rectified voltage for the main output ( ), and said auxiliary output including a second synchronous rectifier receiving at its input said rectified voltage and being regulated by an auxiliary regulation control circuit ( ) having a synchronization input ( B). According to the invention, said synchronization input ( B) receives a synchronization signal which is at zero when said rectified voltage is not at zero.