BACKLIGHT MODULE
First Claim
Patent Images
1. A backlight module comprising:
- a light guide plate having a light-exit face and at least one light-incidence face;
a light source positioned at a side of the light guide plate, wherein light emitted from the light source enters the light guide plate from the light-incidence face;
a diffuser sheet positioned on the light guide plate without contacting the light guide plate and the light source; and
a light mixing space disposed between the diffuser sheet and the light guide plate wherein the light passing through the light-exit face mixes in the light mixing space before going out from the backlight module.
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Abstract
A backlight module includes a light guide plate, a light source disposed at a side of the light guide plate, a diffuser sheet positioned over the light guide plate but not directly contacting the light guide plate, and a light mixing space positioned between the light guide plate and the diffuser sheet so that light emitted from the light guide plate efficiently mixes in the light mixing space before entering the diffuser sheet and emitted out of the backlight module.
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Citations
18 Claims
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1. A backlight module comprising:
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a light guide plate having a light-exit face and at least one light-incidence face; a light source positioned at a side of the light guide plate, wherein light emitted from the light source enters the light guide plate from the light-incidence face; a diffuser sheet positioned on the light guide plate without contacting the light guide plate and the light source; and a light mixing space disposed between the diffuser sheet and the light guide plate wherein the light passing through the light-exit face mixes in the light mixing space before going out from the backlight module. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification