Optical plate and backlight module using the same

Details Optical plate and backlight module using the same Optical plate and backlight module using the same

2007-08-28

2010-10-12

Han, Jason Moon (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S612000, C362S613000, C362S615000, C362S621000

Reexamination Certificate

active

07810983

ABSTRACT:
An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a light output surface, a bottom surface, a plurality of enclosing V-shaped protrusions, a plurality of spherical protrusions, and a lamp-receiving portion. The light output surface is opposite to the bottom surface. The spherical protrusions are formed on the light output surface. The enclosing V-shaped protrusions are formed on the bottom surface. The lamp-receiving portion is defined in the bottom surface. A backlight module using the present optical plate is also provided.

REFERENCES:
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patent: 6827456 (2004-12-01), Parker et al.
patent: 2003/0058390 (2003-03-01), Fujii
patent: 2007/0086179 (2007-04-01), Chen et al.
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patent: 2008/0055931 (2008-03-01), Verstraete et al.
patent: 2008/0130317 (2008-06-01), Shimura et al.
patent: 2009/0196071 (2009-08-01), Matheson et al.

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