Backlight apparatus and light guide plate

Details Backlight apparatus and light guide plate Backlight apparatus and light guide plate

1998-03-18

2000-09-26

O'Shea, Sandra

Illumination

Revolving

362333, F21V 704

Patent

active

061234311

ABSTRACT:
A backlight apparatus has a light guide plate with a side surface through which the light from a light source enters The light source extends longitudinally in a specific direction. The light guide plate has a light emitting surface and a back surface opposed to the emitting surface. Horizontal grooves are formed on the back surface parallel to the longitudinal direction of the light source. A width of a flat portion defined between the grooves decreases as goes away form the light source.

REFERENCES:
patent: 5050946 (1991-09-01), Hathaway
patent: 5442523 (1995-08-01), Kashima
patent: 5572411 (1996-11-01), Watai
patent: 5887964 (1999-03-01), Higuchi

Affiliated with

Also associated with

Rating

Backlight apparatus and light guide plate does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Backlight apparatus and light guide plate, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Backlight apparatus and light guide plate will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2094367