Electric lamp and discharge devices – With optical device or special ray transmissive envelope – Light diffusing
Reexamination Certificate
2005-03-01
2005-03-01
Patel, Ashok (Department: 2879)
Electric lamp and discharge devices
With optical device or special ray transmissive envelope
Light diffusing
C313S264000, C313S493000, C313S290000, C362S035000, C362S330000, C362S223000, C362S561000, C349S086000, C349S112000, C349S113000, C349S061000, C349S064000
Reexamination Certificate
active
06861789
ABSTRACT:
A backlight unit is disposed beneath a display panel. The backlight unit includes an illumination means, which is used to provide a light source, and a diffuser positioned between the illumination means and the display panel, which is used to scatter the light generated by the illumination means. The diffuser, which is composed of liquid crystal particles and polymer, has a plurality of regions. The region thatis closer to the illumination means has greater scattering effect. In addition, the region with the greatest scattering effect has a shape corresponding to the illumination means.
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Chi Mei Optoelectronics Corporation
Hsu Winston
Patel Ashok
Roy Sikha
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