Patent ID: 7645063
Filing Date: 2010-01-12
Classification: G02B

Abstract:
1. A backlight unit comprising: at least one light source emitting light; a light-guiding plate guiding the light emitted from the light source onto an incident surface of the light guiding plate to an LCD panel; a housing surrounding the light source, wherein the housing has a flat side surface opposite the incident surface of the light guiding plate; a reflective sheet formed under the light-guiding plate; and a structure having a convex or concave side surface and a flat side surface in contact with the flat side surface of the housing, and formed of a reflective material, wherein the structure is entirely formed on the flat side surface of the housing so that the convex or concave side surface opposite the incident surface of the light guiding plate and the light source is entirely curve shape, and wherein the structure reflects light from the light source in a direction towards the incident surface of the light-guiding plate.