Light-guide board

Details Light-guide board Light-guide board

2007-01-03

2008-12-30

Husar, Stephen F (Department: 2885)

Illumination

Edge lighted panel

Light guide

C362S619000, C349S066000

Reexamination Certificate

active

07470054

ABSTRACT:
A light-guide board includes a light guide plate made out of an optically transmissive material and having a transparent layer and a back reflecting layer formed integral with the back side of the transparent layer, and a plurality of reflecting baffles respectively extending from the back reflecting layer and embedded in the transparent layer for reflecting light to enhance the intensity of light and the uniformity in light intensity.

REFERENCES:
patent: 5703667 (1997-12-01), Ochiai
patent: 5971559 (1999-10-01), Ishikawa et al.
patent: 6808281 (2004-10-01), Ho
patent: 6979112 (2005-12-01), Yu et al.
patent: 2004/0114347 (2004-06-01), Leu et al.

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