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:
May. 29, 2012
Filed:
Aug. 24, 2009
Bernhard Siessegger, Munich, DE;
Bernhard Siessegger, Munich, DE;
Osram AG, München, DE;
Abstract
A circuit arrangement for operating at least one semiconductor light source having an input for inputting an input voltage, an output for outputting an output voltage to the semiconductor light source, wherein the main current path of the circuit arrangement lies between the two input terminals, and comprises a series circuit formed by a switch, an inductance and a back-to-back connection of a first diode or light emitting diode and the at least one semiconductor light source, wherein a first storage capacitor is arranged in parallel with the at least one semiconductor light source, and a second diode is arranged in series with this parallel connection.