Patent ID: 8550688

Claim:
A backlight assembly comprising: a light generating unit; a receiving member comprising a receiving part receiving the light generating unit, a supporting part extending from the receiving part, and a protrusion portion protruded from the supporting part; an optical member located at a predetermined position on the supporting part and including a portion coupled to the protrusion portion; and a frame member including a fixing part and a recess spaced apart from the fixing part, wherein the fixing part and recess protrude downward from a surface of the top of the frame member, the fixing part includes a first barrier wall, a second barrier wall and a third barrier wall that extend from opposite ends of the first barrier wall in a direction perpendicular to the first barrier wall to form a cavity therebetween, the fixing part faces the supporting part and is coupled with the supporting part, wherein the fixing part is configured to prevent the optical member from moving in a direction substantially parallel to an upper surface of the supporting part, and wherein the recess is configured to receive the protrusion portion therein.