Patent ID: 8674929
Filing Date: 2014-03-18
Classification: G02B,G02F

Abstract:
1. A backlight unit comprising: a bottom cover; a substrate accommodated in the bottom cover; a plurality of light sources arrayed on the substrate to emit light at a predetermined orientation angle from a first direction; a plurality of light guide panels including a light incident part and a light emitting part, wherein the light incident part has a light incident surface to which light is incident in the first direction from the light sources, wherein the light emitting part emits the incident light in a second direction crossing the first direction and has a side connected to the light incident part, at least one reflective member including a reflective region overlapping one of the light guide panels and an extension region that does not overlap the light guide panel; and an optical sheet disposed above the light guide panel, wherein adjacent ones of the light guide panels are spaced a predetermined distance from each other to form a space, and at least one portion of the reflective member disposed on a lower surface of one of the adjacent light guide panels is disposed within the space to prevent an inner surface of the bottom cover from being exposed in the first direction through the space.