Light guide plate and backlight module using same

Details Light guide plate and backlight module using same Light guide plate and backlight module using same

2008-05-06

2008-05-06

Husar, Stephen F (Department: 2875)

Illumination

Edge lighted panel

Light guide

C362S612000, C362S613000, C362S610000, C385S901000, C349S068000

Reexamination Certificate

active

11608640

ABSTRACT:
A light guide plate includes having a block body includes a bottom surface, a light emitting surface on an opposite side of the light guide plate to the bottom surface, at least three spaced light incident surfaces, and at least three fresnel lens portions provided on the respective at least three light incident surfaces of the block body. A backlight module with the light guide plate and at least three light sources is also provided.

REFERENCES:
patent: 6305813 (2001-10-01), Lekson et al.
patent: 6623132 (2003-09-01), Lekson et al.
patent: 2006/0139953 (2006-06-01), Chou et al.

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