Patent ID: 8542332

Claim:
A liquid crystal display device, comprising: a liquid crystal panel; a main frame surrounding sides of the liquid crystal panel; a backlight unit disposed under the liquid crystal panel and surrounded by the main frame, the backlight unit including a light guide plate, a lamp at a side of the light guide plate, a reflector under the light guide plate and an optical sheet on the light guide plate, wherein a rear surface of the reflector is exposed through an opening of the main frame; and a protection sheet attached to the rear surface of the reflector to protect the rear surface of the reflector and includes a protruding part that extends along a first direction from an edge of the protection sheet, the protection sheet has a rectangular shape, wherein the edge has a first width along a second direction, which is perpendicular to the first direction, and the protruding part has a second width, which is smaller than the first width, along the second direction, wherein the reflector has a third width larger than a fourth width of the opening of the main frame and a first length larger than a second length of the opening of the main frame, and wherein the rectangular shape of the protection sheet has the first width being substantially equal to the fourth width and a third length smaller than the second length, and wherein the first width, the second width, and the third length being along a surface plane of the protection sheet, the first length and the third width being along a surface plane of the reflector, and the fourth width and the second length being along a surface plane of the main frame.