Patent ID: 8446547

Claim:
A liquid crystal display device comprising: a liquid crystal display panel; an optical sheet disposed under the liquid crystal display panel; a light guide disposed under the optical sheet for receiving light from one side surface, diffusing the light and radiating the light through a surface facing with the optical sheet and the liquid crystal display panel; an LED array having red LEDs, green LEDs and blue LEDs sequentially arrayed under the optical sheet; and an additional LED, wherein the LED array is disposed to face the side surface, wherein each LED of the LED array has a rectangular shape; wherein an outermost LED of the LED array is arrayed horizontally, and other LEDs are arrayed vertically, such that one portion of the outermost LED of the LED array is included within an area covered by the liquid crystal display panel, and other portion of the outermost LED of the LED array is excluded from the area covered by the liquid crystal display panel; wherein the outermost LED arrayed horizontally is located at an upper position of the other LEDs arrayed vertically; wherein the additional LED is disposed under the outermost LED arrayed horizontally; and wherein the outermost LED, the additional LED and a closest LED of the other LEDs arrayed vertically have an RGB combination.