BACKLIGHT UNIT AND DISPLAY DEVICE HAVING BACKLIGHT UNIT

摘要

A backlight unit is discussed, which includes a frame including a bottom and a sidewall extending from the bottom; at least one substrate located on the frame, and a plurality of light sources mounted on the at least one substrate; and a reflecting sheet located on the at least one substrate, wherein the reflecting sheet includes: a first sheet part located on the bottom, the first sheet part including a plurality of holes corresponding to the plurality of the light sources; a second sheet part extended from the first sheet part, the second sheet part including first areas and second areas; and a third sheet part extended from the second sheet part and located on the sidewall.

主权项

1. A backlight unit comprising:
a frame including a bottom and a sidewall extending from the bottom; at least one substrate located on the frame, and a plurality of light sources mounted on the at least one substrate; and a reflecting sheet located on the at least one substrate, wherein the reflecting sheet comprises: a first sheet part located on the bottom, the first sheet part including a plurality of holes corresponding to the plurality of the light sources; a second sheet part extended from the first sheet part, the second sheet part including first areas and second areas; and a third sheet part extended from the second sheet part and located on the sidewall, wherein the first areas correspond to outermost holes among the plurality of holes, and the second areas are located between the first areas, wherein a dot pattern in the first areas is different from a dot pattern in the second areas, wherein the dot pattern in at least one of the first areas and the second areas comprises a plurality of dot areas positioned sequentially in a direction from the first sheet part to the third sheet part, the plurality of dot areas including first dot areas and second dot areas, the first dot areas including a plurality of dots having the same size and the second dot areas including a plurality of dots having the same size, and wherein a size of the plurality of dots in the first dot areas is different from a size of the plurality of dots in the second dot areas.