Light guide plate and backlight module having the same

Details Light guide plate and backlight module having the same Light guide plate and backlight module having the same

2008-05-14

2010-12-07

Ward, John A (Department: 2885)

Illumination

Edge lighted panel

Light guide

C362S619000, C362S626000

Reexamination Certificate

active

07845840

ABSTRACT:
A light guide plate has a light-receiving surface, a light-emitting surface, and a light-reflecting surface. Multiple first arc-shaped longitudinal structures are arranged on the light-receiving surface with their longitudinal directions being substantially parallel with each other. Multiple second arc-shaped longitudinal structures are arranged on the light-emitting surface with their longitudinal directions being substantially parallel with each other. The light-reflecting surface is shaped to form a plurality of prismatic structures, and a luminance-adjusting structure is formed on part of the light-reflecting surface near the point light source and interlaced with the prismatic structures.

REFERENCES:
patent: 5711589 (1998-01-01), Oe et al.
patent: 6700634 (2004-03-01), Taniguchi et al.
patent: 7011442 (2006-03-01), Okuwaki et al.
patent: 7370999 (2008-05-01), Feng et al.
patent: 2006/0164863 (2006-07-01), Chang et al.
patent: 2006261064 (2006-09-01), None

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