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:
Jan. 22, 2013
Filed:
Mar. 15, 2010
Applicants:
Alexander Mednik, Campbell, CA (US);
Rohit Tirumala, Sunnyvale, CA (US);
Inventors:
Alexander Mednik, Campbell, CA (US);
Rohit Tirumala, Sunnyvale, CA (US);
Assignee:
Supertex, Inc., Sunnyvale, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A driver circuit has a Light Emitting Diode (LED) driver having an input and output. A switching device is coupled to an output of the LED driver. An edge detector is coupled to the LED driver. A timing device is coupled to the edge detector. A latch is coupled to the edge detector, the timing device and the switching device.