Light guide panel usable with backlight unit, backlight unit...

Details Light guide panel usable with backlight unit, backlight unit... Light guide panel usable with backlight unit, backlight unit...

2007-08-07

2007-08-07

Husar, Stephen (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S627000, C362S629000, C349S065000, C385S901000

Reexamination Certificate

active

11159106

ABSTRACT:
A light guide panel usable with a backlight unit is capable of enhancing brightness uniformity and reducing light loss. The light guide panel includes a transparent plate one side of which is a plane of incidence. An interior of the light guide panel is divided by a plurality of planes inclined with respect to the plane of incidence, and each of the respective inclined planes is partial-reflection-coated.

REFERENCES:
patent: 5161873 (1992-11-01), Obata
patent: 5764322 (1998-06-01), Mamiya et al.
patent: 2003/0169384 (2003-09-01), Ohkawa
patent: 2003/0227768 (2003-12-01), Hara et al.
patent: 05-158036 (1993-06-01), None
patent: 7-23302 (1995-04-01), None
patent: 09-211451 (1997-08-01), None
Korean Office Action dated May 30, 2006 issued in KR 2004-46956.

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