Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 25, 2007
Patent Application Number
10855556
Date Filed
May 28, 2004
Patent Primary Examiner
Patent abstract
Controlling the brightness of an image display device includes generating a clock signal having a frequency that varies according to locations of row electrodes in a predetermined column line and generating a signal having a pulse width corresponding to a gray scale value of an input image signal in accordance with the clock signal corresponding to the location of the row electrode of a pixel at which an image signal is to be displayed.
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