BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY MODULE INCLUDING THE SAME
First Claim
1. A backlight unit, comprising:
- a reflection sheet;
a plurality of lamps arranged over the reflection sheet and with a first distance between adjacent lamps;
a first diffuser plate disposed over the plurality of lamps and spaced apart from the reflection sheet with a second distance, the first diffuser plate having a first surface facing the reflection sheet and a second surface opposite to the first surface, wherein the first surface is flat and the second surface includes first patterns; and
a second diffuser plate disposed over the first diffuser plate, the diffuser plate having a third surface facing the first diffuser plate and a fourth surface opposite to the third surface, wherein the third surface is flat and the second surface includes second patterns,wherein a ratio of the first distance over the second distance is within a range of more than 0 and less than and/or equal to 2.75.
1 Assignment
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Accused Products
Abstract
A backlight unit includes a reflection sheet, lamps arranged over the reflection sheet and with a first distance between adjacent lamps, a first diffuser plate disposed over the lamps and spaced apart from the reflection sheet with a second distance, the first diffuser plate having a first surface facing the reflection sheet and a second surface opposite to the first surface, wherein the first surface is flat and the second surface includes first patterns, and a second diffuser plate disposed over the first diffuser plate, the diffuser plate having a third surface facing the first diffuser plate and a fourth surface opposite to the third surface, wherein the third surface is flat and the second surface includes second patterns, wherein a ratio of the first distance over the second distance is within a range of more than 0 and less than and/or equal to 2.75.
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Citations
20 Claims
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1. A backlight unit, comprising:
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a reflection sheet; a plurality of lamps arranged over the reflection sheet and with a first distance between adjacent lamps; a first diffuser plate disposed over the plurality of lamps and spaced apart from the reflection sheet with a second distance, the first diffuser plate having a first surface facing the reflection sheet and a second surface opposite to the first surface, wherein the first surface is flat and the second surface includes first patterns; and a second diffuser plate disposed over the first diffuser plate, the diffuser plate having a third surface facing the first diffuser plate and a fourth surface opposite to the third surface, wherein the third surface is flat and the second surface includes second patterns, wherein a ratio of the first distance over the second distance is within a range of more than 0 and less than and/or equal to 2.75. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A liquid crystal display device, comprising:
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a backlight unit including; a reflection sheet; a plurality of lamps arranged over the reflection sheet and with a first distance between adjacent lamps; a first diffuser plate disposed over the plurality of lamps and spaced apart from the reflection sheet with a second distance, the first diffuser plate having a first surface facing the reflection sheet and a second surface opposite to the first surface, wherein the first surface is flat and the second surface includes first patterns; and a second diffuser plate disposed over the first diffuser plate, the diffuser plate having a third surface facing the first diffuser plate and a fourth surface opposite to the third surface, wherein the third surface is flat and the second surface includes second patterns; a liquid crystal panel over the backlight unit; a support main under the liquid crystal panel and over the backlight unit; and a top case covering edges of an upper surface of the liquid crystal panel and side surfaces of the support main, wherein a ratio of the first distance over the second distance is within a range of more than 0 and less than and/or equal to 2.75. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification