DISPLAY DEVICE AND BRIGHTNESS CONTROLLING METHOD THEREFOR
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United States of America Patent
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Issued Date -
Nov 12, 2009
app pub date -
Jul 16, 2009
filing date -
Dec 5, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Disclosed is an intelligent display device which has an adaptive backlight brightness control function of controlling the brightness of a backlight according to the gray scale level of an image data displayed by frame unit, and a method for controlling brightness of image in the display device. The display device includes a display panel having a pixel array and a backlight, a gate driving unit, a data driving unit, a brightness calculating unit, a brightness controlling unit, a backlight driving unit, and a contrast controlling unit.
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