Patent ID: 8334948

Claim:
A backlight assembly comprising: a plurality of light guide blocks disposed substantially in parallel with each other along a first direction, each of the light guide blocks comprising: a light guide plate having a wedge-shape decreasing in thickness from a first side thereof to a second side thereof; and a light source unit disposed facing a side surface of the light guide plate, and wherein the light guide plate comprises: a main body decreasing in thickness from a light importing portion to an opposing portion facing the light importing portion; and a light incident portion which delivers light from the light source unit to the light importing portion of the main body, and wherein the main body comprises a light exiting part and a light reflecting part, the light exiting part comprises a plurality of first optical structures each of which is side by side in a first direction while extending in a second direction, perpendicular to the first direction, the light reflecting part comprises a plurality of second optical structures extending in the first direction.