Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ronald S. Cok0
Date of Patent
May 20, 2008
Patent Application Number
11107163
Date Filed
April 15, 2005
Patent Primary Examiner
Patent abstract
An OLED area illumination apparatus, comprising an OLED device, a variable power controller connected to the OLED device for providing variable power to the OLED device and responsive to a control signal, a feedback circuit for measuring the resistance of the OLED device and using the measurement signal for providing a control signal to control the variable power controller.
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