Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stuart Allman0
Craig T. Johnson0
Kenneth K. Smith0
Date of Patent
November 9, 2010
0Patent Application Number
117004580
Date Filed
January 31, 2007
0Patent Primary Examiner
Patent abstract
An adaptive digital ramp current control system comprises a digital current ramp controller configured to digitally ramp a current level supplied to at least one light emitting diode (LED) according to a predetermined ramp profile, the ramp profile comprising at least one intermediate current level step between a minimum current level and a maximum current level.
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