Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jun Koyama0
Date of Patent
August 31, 2010
0Patent Application Number
096665210
Date Filed
September 20, 2000
0Patent Primary Examiner
Patent abstract
In an EL display device in which color purity of each of red, blue and green is different, the EL display device displaying an image of a desired balance of red, blue and green is provided. A video signal supplied to each EL element is gamma (γ)-corrected by a correction circuit, the color purity of each of blue luminescence, green luminescence, and red luminescence is suitably controlled in accordance with the voltage and current of the corrected video signal.
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