LIQUID CRYSTAL DISPLAY DEVICE
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United States of America Patent
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app pub date -
Mar 26, 2015
filing date -
Mar 27, 2014
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Abandoned
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Abstract
A liquid crystal display device includes a backlight module, a liquid crystal panel, a color filter and a controller. The backlight module includes a light guide plate having a light-input surface and a light-output surface, a plurality of white LEDs and a plurality of blue LEDs. Both the white LED and the blue LED face to the light-input surface. The while LED includes a blue light chip for giving out blue light and phosphor powder excited by the blue light, and the blue LED includes a blue light chip. The liquid crystal panel is opposite to the light-output surface. The color filter is opposite to the liquid crystal panel. The color filter includes a red photoresist for red light to pass through only, a green photoresist for green light to pass through only and a transparent photoresist for light of any color to pass through.
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