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:
Jun. 03, 2014
Filed:
Mar. 07, 2008
Jean-philippe Martin, Villers-lès-Nancy, FR;
Serge Lionel Pierfederici, Velaine-en-Haye, FR;
Bernard Davat, Nancy, FR;
Farid Meibody-tabar, Villers-les-Nancy, FR;
Jean-Philippe Martin, Villers-lès-Nancy, FR;
Serge Lionel Pierfederici, Velaine-en-Haye, FR;
Bernard Davat, Nancy, FR;
Farid Meibody-Tabar, Villers-les-Nancy, FR;
Centre National de la Recherche Scientifque, Paris, FR;
Institut National Polytechnique de Lorraine, Vandoeuvre les Nancy, FR;
Universite Henri Poincare, Nancy, FR;
Abstract
The invention relates to an active filter device for a power supply comprising a source having a source of current iand a voltage V, a power converter presenting an input inductor L, a power switch T controlled by a chopper signal and delivering an output voltage V, and a load, the device being characterized in that it includes an active filter converter () for generating at its output a compensation current minus harmonics of the source current due to the chopping, in response to an input signal representative of the chopping of the power converter.