LED backlight into the TV market still takes time

The use of LED backlight LCD TV can expand the color richness, improve the quality of viewing, and even reduce the power consumption and other advantages, but why do not use LCD TV now? The main reason is the price factor. So there are only a few LCD TV is the use of LED backlight.

Relative to the LED backlight used in notebook computers, LCD TV backlight used by the higher requirements of the LED. After all, the screen size increases, but also to bring a lot of challenges LED.

According to the research, LED LCD TV backlight, because the number of stars, so the temperature will rise, so how to reduce the temperature is a topic. In addition, the use of LED backlight will make the color filter must also be re developed, because LED and CCFL light wavelength is different, the use of traditional color filters will not allow the LED to play its characteristics.

Now some LCD TV panel manufacturers are thinking, is not to replace the white LED is now widely used RGB LED backlight? Because of the higher cost of using RGB LED backlight, so the opportunity to reduce the use of LCD TV manufacturers. Once the white LED can be used, it will be able to change the trend. However, the disadvantages of LED white is the color of poor performance, so how to market demand is yet to be tested.

Recently held in Japan CEATEC exhibition, whether SHARP, SONY, JVC and other manufacturers have demonstrated the use of LED backlight LCD TV models.

SONY officially launched in early October by the RGB LED backlight ZX1 40 inch Bravia tv. TV thickness is only 9.9 mm, is expected to launch in the Japanese market by the end of 2008. Samsung also launched a series of 9 LED backlight LCD TV, dynamic contrast up to 2 million to 1. SHARP is the launch of the XS series LED backlight LCD tv.

It is generally believed that in 2009 there will be more and more LED backlight LCD tv. However, to become the mainstream backlight, still need time to reduce costs in order to get more consumers favor!

Source: "international electronic transformer"