Patent ID: 7106393

Claim:
A backlight assembly comprising: a lamp unit to generate a light; a light guide unit to guide the light, the light guide unit comprising side surfaces to receive the light, a reflecting surface to reflect the light input through the side surfaces, an emitting surface to emit the light input through the side surfaces and the light reflected from the reflecting surface, and at least one fixing recess being disposed on at least one side surface of the side surfaces; a receiving container comprising sidewalls to provide a receiving space for receiving the lamp unit and the light guide unit, and at least one fixing protrusion protruded from one of the sidewalls toward the receiving space and fixed to the fixing recess of the light guide unit, the fixing protrusion having a sheet fixing protrusion; and an optical sheet disposed on the emitting surface of the light guide unit, the optical sheet having a fixing hole coupled to the sheet fixing protrusion.