LED backlight color gamut strong!

Samsung motor (SAMSUNG ELectro-Mechanics) in the "FPD International 2007" on the display for the new, large screen LCD TV white LED backlight unit. The exhibition was used for 52 inches, 46 inches and 40 inches models of the three. South Korea's Samsung Electronics are listed in September LCD TV products used.

The LED backlight is characterized by the use of blue LED chips with red and green phosphors. Samsung motor had been using red, green and blue LED chip mode, and the adoption of the blue chip LED with the use of red and green phosphors to reduce costs. Color performance range of three color LED chip mode NTSC slightly smaller than 110%, even if the NTSC ratio also reached 98%.

The white LED backlight unit using the number of LED chips, 52 inches models of about 2000, about 46 inches models of about 1500, less than 40 inches models less than 1000. Backlight unit power consumption, 52 inches for 230W, 46 inches for the 190W, a 500cd/m2 of 40 inches, 160W brightness, color uniformity index - u'v'is less than 0.005. Three models are equipped with "Local Dimming" function.

Source: PCPOP