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. 02, 2016
Filed:
Apr. 23, 2013
Applicant:
Silergy Corp., Grand Cayman, Cayman Islands, GB;
Inventor:
Anton Cornelis Blom, Eindhoven, NL;
Assignee:
Silergy Corp., Cayman Islands, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H05B 39/02 (2006.01); H05B 39/04 (2006.01); H05B 41/36 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 37/02 (2013.01); H05B 33/0815 (2013.01); H05B 33/0845 (2013.01);
Abstract
A control circuit is disclosed for lighting applications having a load and an AC leading-edge phase-cut dimmer comprising a phase-cutting switch, the circuit comprising: a detection circuit for detecting a deadlock state of the dimmer; and an activation circuit configured to, in response to the detection circuit detecting a deadlock state of the dimmer, supply a DC current to the dimmer to exit the deadlock state by activating the dimmer. A method of operating such a control circuit is also disclosed.