Optical plate and backlight module using the same

Details Optical plate and backlight module using the same Optical plate and backlight module using the same

2008-09-09

2008-09-09

Tso, Laura (Department: 2875)

Illumination

Edge lighted panel

Particular application

C362S612000, C362S620000, C362S626000, C362S628000

Reexamination Certificate

active

11843670

ABSTRACT:
An exemplary optical plate includes at least one transparent plate unit. The transparent plate unit includes a first surface, a second surface, a plurality of encircling V-shaped protrusions and a lamp-receiving portion. The second surface is opposite to the first surface. The encircling V-shaped protrusions are formed at the first surface and the second surface separately. The lamp-receiving portion is defined in one of the first surface and the second surface. A backlight module using the optical plate is also provided.

REFERENCES:
patent: 5130898 (1992-07-01), Akahane
patent: 5791757 (1998-08-01), O'Neil et al.
patent: 6669350 (2003-12-01), Yamashita et al.
patent: 7160010 (2007-01-01), Chinniah et al.
patent: 2003/0169586 (2003-09-01), Miyashita et al.
patent: 2005/0174807 (2005-08-01), Yu et al.

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