Display device and backlight brightness control method thereof
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United States of America Patent
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Aug 27, 2013
Grant Date -
May 10, 2012
app pub date -
May 20, 2011
filing date -
Nov 9, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A display device includes a display module for displaying an image, a backlight module for providing backlight to the display module, a memory, a brightness computing module, a retrieving module, and a backlight adjusting module. The memory is used for storing a relationship between an image brightness and a backlight adjusting coefficient. The brightness computing module is used for computing the brightness of a current display image. The retrieving module is used for retrieving a backlight adjusting coefficient corresponding to the current display image from the memory according to the current display image brightness. The backlight adjusting module is used for adjusting backlight brightness provided by the backlight module according to the backlight adjusting coefficient retrieved by the retrieving module.
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