Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Keisuke Miyagawa0
Date of Patent
December 2, 2008
0Patent Application Number
111008980
Date Filed
April 7, 2005
0Patent Primary Examiner
Patent abstract
A display device, where the power consumption of a display panel can be reduced by controlling a display time rate, including an average gray scale calculator obtaining an average gray scale by averaging a gray scale of each pixel over an entire screen of one frame and for outputting an average gray scale signal, a display time rate table outputting a magnification signal for reducing the display time rate when the average gray scale exceeds a certain value in accordance with the average gray scale signal, and a timing signal generator generating an erase start signal for erasing the digital video signal written to the each pixel in accordance with the magnification signal.
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