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:
Dec. 25, 2018
Filed:
Sep. 04, 2014
Applicant:
Tridonic Gmbh & CO KG, Dornbirn, AT;
Inventor:
Jamie Kelly, North Shields, GB;
Assignee:
Tridonic GmbH & Co KG, Dornbirn, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 37/0263 (2013.01); H05B 33/0806 (2013.01); H05B 33/0842 (2013.01);
Abstract
A driver circuit () for a light source () comprises an input configured for coupling to a power line (). A control device () is configured to control at least one controllable switch () to control an output current or output voltage of the driver circuit (). The control device () is configured to modulate a signal onto the power line () by setting a switching frequency of the at least one controllable switch () in dependence on data to be transmitted by the driver circuit () over the power line ().