Direct type liquid crystal backlight module with adaptive-temperature and high-brightness LEDs (light-emitting diode)
A backlight module, high-brightness technology, applied in optics, light sources, electric light sources, etc., can solve the problems of reducing the service life of the LCD screen, increasing the brightness of the LCD screen, burning the LCD screen, etc., to meet the requirements of high-brightness display and improve thermal conductivity. Efficiency, the effect of expanding the field of use
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[0028] Example 1: Temperature adaptive high-brightness LED direct-lit LCD backlight module 52-inch LCD backlight module, and use the new LED backlight module of the present invention to modify a general 52-inch LCD screen, which greatly improves the brightness of the LCD screen while making the LCD The temperature of the entire screen (including the backlight module) is controlled within the set range.
[0029] Reference figure 2 : The 52-inch general-purpose LCD screen used in this embodiment is: Samsung 52-inch LCD screen LTA520HB13, and the factory original LCD backlight module is a CCFL tube backlight module with a brightness of 450 cd / ㎡ and an operating temperature of 0-50°C.
[0030] Using temperature adaptive high-brightness LED direct type LCD backlight module 52 inches LCD backlight module instead of the original CCFL backlight module, the new backlight module structure is as follows figure 2 As shown, a single brightness 15000mcd white LED is used to form an arra...
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