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:
Mar. 04, 2014
Filed:
Mar. 12, 2008
Applicants:
Stefan Zudrell-koch, Hohenems, AT;
Guenter Marent, Bartholomaeberg, AT;
Inventors:
Stefan Zudrell-Koch, Hohenems, AT;
Guenter Marent, Bartholomaeberg, AT;
Assignee:
TridonicAtco GmbH & Co. KG, Dornbirn, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); G05F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A control circuit for an operating device for lighting devices, wherein a return signal is supplied to an input of the control circuit by the lighting device, and the control circuit has an error detection block that recognizes at least two different types of lighting device errors by means of the return signal applied at said input.