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. 21, 2018
Filed:
Apr. 12, 2016
Applicant:
Tridonic Gmbh & CO KG, Dornbirn, AT;
Inventors:
Frank Lochmann, Essseratsweiler, DE;
Markus Mayrhofer, Dornbirn, AT;
Janosch Marquart, Balzers, LI;
Simon Nigsch, Sonntag, AT;
Assignee:
TRIDONIC GMBH & CO KG, Dornbirn, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01); H05B 33/08 (2006.01); H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
H05B 33/0815 (2013.01); H02M 1/4233 (2013.01);
Abstract
The invention relates to a ballast () for lighting means, comprising an actively switched power factor correction stage (), which is implemented in a Totem Pole boost topology, comprising a control circuit (), which issues control signals for driving switches of the PFC stage (), wherein the control circuit () is on a floating potential and galvanically isolated from a ground potential of the ballast ().