Patent ID: 8760603
Filing Date: 2014-06-24
Classification: G02B,G02F

Abstract:
1. A backlight unit comprising: a plurality of light sources configured to generate light; a light guide plate configured to convert light coming from the light sources into planar light; a light source printed circuit board (PCB) on which the plurality of light sources are mounted; a protrusion that protrudes from one side of the light source PCB and is fastened to a connector used to supply a driving power to the plurality of light sources; and a bottom cover configured to receive the light source PCB and have a through hole through which the protrusion passes, wherein the bottom cover includes a horizontal part in which the through hole is formed, a first side wall that is bent upwardly from the horizontal part, a first supporter bent from the first side wall in a horizontal direction, and a second side wall that is bent downwardly from the first support, wherein the light source PCB is fastened to the first side wall of the bottom cover so that the light sources are positioned opposite a side of the light guide plate, wherein the first and second side walls and the light source PCB are parallel to each other, wherein the protrusion protrudes in a width direction of the light source PCB, and wherein the connector is exposed to the outside of a bottom surface of a horizontal part of the bottom cover through the through hole.