Patent ID: 6929392

Claim:
A backlight assembly comprising: a light guide plate including a first side surface for receiving an external light, a second side surface for receiving an artificial light, a third side surface and a fourth side surface for connecting the first side surface to the second side surface, a light reflecting surface for reflecting the external light and the artificial light, and a light emitting surface facing the light reflecting surface; a first receiving container for receiving the light guide plate and for supplying the artificial light to the second side surface, the first receiving container comprising first, second, and third sidewalls for covering the second to fourth side surfaces of the light guide plate; and a second receiving container comprising a bottom surface, fourth, fifth, and sixth sidewalls for covering the first, second, and third sidewalls, and a light sidewall configured to supply the external light to the first side surface, wherein the lighting sidewall is extended from the bottom surface, inclined with respect to the first side surface, and connected between the fifth and the sixth sidewalls.