Backlight unit and liquid crystal display device employing the same
AssigneeSamsung Electronics Co., Ltd.
InventorsKi-bum Seong, Il-yong Jung, Tae-hee Cho, Jong-min Wang, Jin-kyoung Oh
Life of this patent
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Abstract
A direct light type backlight unit having a structure in which divided luminance areas are sequentially turned on and off and a liquid crystal display device employing the backlight unit are provided. The backlight unit includes: a base substrate; a plurality of point light sources arranged in a plurality of lines and mounted on the base substrate; and a reflector sheet vertically formed between lines of the point light sources, reflecting light emitted from the point light sources.
Claims15
A backlight unit, comprising:
- a base substrate;
- a plurality of point light sources arranged in a plurality of lines and mounted on the base substrate;
- and
- a reflector sheet, vertically disposed over the base substrate between lines of the point light sources, which reflects light emitted from the point light sources.
A liquid crystal display device having a liquid crystal display panel and a backlight unit arranged at a rear of the liquid crystal display panel for radiating light onto the liquid crystal display panel, wherein the backlight unit includes:
- a base substrate;
- a plurality of point light sources arranged in a plurality of lines and mounted on the base substrate;
- and
- a reflector sheet, vertically disposed over the base substrate between lines of the point light sources, which reflects light emitted from the point light sources.
Dependencies are inferred from the claim text.