Patent ID: 7986383
Filing Date: 2011-07-26
Classification: B29D,G02B

Abstract:
1. A backlight assembly for a liquid crystal display having a liquid crystal panel, comprising: a light source for providing light to the liquid crystal display panel; a light guide plate including at least two thin layers for guiding the light from the light source to the liquid crystal display panel; and a plurality of optical sheets sequentially stacked over the rear surface of the liquid crystal panel, wherein the light guide plate includes a first thin layer formed of an optical film and a second thin layer stacked on the first thin layer and having a dot pattern, the dot pattern includes a plurality of dots whose diameters become larger as being distanced away from the light source, and the light guide includes a prism pattern having a shape selected from a group consisting of a V shape, a saw tooth shape, and a triangular shape on a light incident portion of the light guide plate facing the light source.