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:
Nov. 12, 2013
Filed:
Feb. 10, 2012
Applicants:
Eugene L. Cheung, Fremont, CA (US);
David J. Chen, San Jose, CA (US);
David C. Tournatory, San Francisco, CA (US);
Inventors:
Eugene L. Cheung, Fremont, CA (US);
David J. Chen, San Jose, CA (US);
David C. Tournatory, San Francisco, CA (US);
Assignee:
Jade Sky Technologies, Inc., San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/00 (2006.01); H05B 41/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods and apparati for controlling bleed current (IBLEED) in a driver circuit () for a lighting device (). A method embodiment of the present invention comprises the steps of coupling a dimmer () to an input of the driver circuit (), and forcing the bleed current (IBLEED) to be inversely proportional to the time-averaged voltage (VLEDP) at said lighting device (). The dimmer () consumes power even when the lighting device () is not emitting light.