Back light module
First Claim
Patent Images
1. A direct-type back light module disposed under a display panel comprising:
- at least one direct-type light source generator for providing light;
a diffusing plate disposed between the direct-type light source generator and the display panel for scattering light to the display panel;
a prism disposed on a surface of the diffusing plate;
a light guide plate disposed between the direct-type light source generator and the diffusing plate for scattering light to the diffusing plate;
at least one light shading sheet disposed between the direct-type light source generator and the light guide plate, the light shading sheet comprising a plurality of light holes; and
a reflecting sheet disposed under the direct-type light source generator for reflecting light to the light guide plate.
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Accused Products
Abstract
A back light module disposed under a display panel has at least a light source generator for generating light beams, a diffusing plate for scattering the light beams to the display panel, a light guide plate for scattering the light beams to the diffusing plate, at least a light shading sheet with a plurality of light holes, and a reflecting sheet for scattering the light beams to the light guide plate.
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Citations
14 Claims
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1. A direct-type back light module disposed under a display panel comprising:
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at least one direct-type light source generator for providing light;
a diffusing plate disposed between the direct-type light source generator and the display panel for scattering light to the display panel;
a prism disposed on a surface of the diffusing plate;
a light guide plate disposed between the direct-type light source generator and the diffusing plate for scattering light to the diffusing plate;
at least one light shading sheet disposed between the direct-type light source generator and the light guide plate, the light shading sheet comprising a plurality of light holes; and
a reflecting sheet disposed under the direct-type light source generator for reflecting light to the light guide plate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A direct-type back light module disposed under a display panel comprising:
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at least one direct-type light source generator for generating light;
a diffusing plate disposed between the direct-type light source generator and the display panel for scattering light to the display panel;
a prism disposed on a surface of the diffusing plate;
a light guide plate disposed between the direct-type light source generator and the diffusing plate for scattering light to the diffusing plate;
at least one arc-shaped light shading sheet disposed between the direct-type light source generator and the light guide plate;
a reflecting sheet disposed under the direct-type light source generator for reflecting light to the light guide plate; and
a housing disposed under the reflecting sheet for surrounding the reflecting sheet. - View Dependent Claims (11, 12, 13, 14)
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Specification