BACKLIGHT UNIT, DISPLAY DEVICE HAVING THE SAME, AND DIGITAL INFORMATION DISPLAY SYSTEM HAVING DISPLAY DEVICES

摘要

A backlight unit includes a bottom cover, a light source, a middle mold, a diffusion plate and an optical sheet. The bottom cover defines a bottom portion and a sidewall portion which is protruded from the bottom portion. The light source is accommodated in the bottom cover. The middle mold is supported by the bottom cover and defines a horizontal supporting portion and a distance maintaining portion extending from a first end of the horizontal supporting portion in a direction perpendicular to the bottom portion. The diffusion plate overlaps the horizontal supporting portion. The optical sheet overlaps the distance maintaining portion and is spaced apart from the diffusion plate.

主权项

1. A display device comprising:
a display panel which displays an image with light; and a backlight unit which is disposed under the display panel and provides the light to the display panel, the backlight unit comprising:
a bottom cover defining a bottom portion thereof and a sidewall portion thereof which is protruded from the bottom portion;a light source accommodated in the bottom cover;a middle mold supported by the bottom cover and defining:
a horizontal supporting portion thereof, anda distance maintaining portion thereof extending from a first end of the horizontal supporting portion in a direction perpendicular to the bottom portion of the bottom cover;a diffusion plate overlapping the horizontal supporting portion; andan optical sheet overlapping the distance maintaining portion and spaced apart from the diffusion plate.