LED back light is the major trend for the backlighting technology development of LCD TV. It has several advantages as follows:
1.LED back light saves more energy than CCFL back light;
2.LED back light is free of Hg and more environmentally friendly;
3.LED back light enables quick response and it’s suitable for displaying motion;
4.LED back light takes little space, which helps reducing the size of LCD TV;
5.LED back light has longer lifespan than CCFL backlight;
6.LED back light has much lower driving voltage, which is saver than CCFL.