Illumination device and electronic apparatus

Details Illumination device and electronic apparatus Illumination device and electronic apparatus

2006-10-31

2006-10-31

O'Shea, Sandra (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S026000, C362S030000, C362S561000

Reexamination Certificate

active

07128460

ABSTRACT:
The present invention relates to an illumination device. When the light from the, light emitting element is guided to the first illuminating portion of the light guide plate, the light is radiated from the whole upper surface of the first illuminating portion to illuminate the upper surface side of the light guide plate. Also, when the light from the light emitting element is guided to the second illuminating portion of the light guide plate, the light is radiated from the whole lower surface of the second illuminating portion to illuminate the lower surface side of the light guide plate. The upper and lower surface sides of the light guide plate can be excellently illuminated with one light guide plate.

REFERENCES:
patent: 2262930 (1941-11-01), Gasper
patent: 6431716 (2002-08-01), Kusakabe
patent: 6679613 (2004-01-01), Mabuchi
patent: 2002/0036905 (2002-03-01), Mabuchi
patent: 0 884 525 (1998-12-01), None

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