Patent ID: 8328404

Claim:
A display device comprising: a display panel displaying an image; a light source unit supplying light to the display panel; a light guide comprising: an incidence plane facing the light source unit; an emission plane facing the display panel; and a light guide protrusion protruding in a direction perpendicular to a side of the light guide at an edge of the light guide; a reflection sheet arranged opposite to the surface of the emission plane of the light guide, and including a reflection protrusion protruding in a direction perpendicular to a side of the reflection sheet at an edge of the reflection sheet and disposed so as to not overlap with the light guide protrusion; and a supporting frame supporting an edge of the display panel, the light guide, and the reflection sheet, the supporting frame comprising: a light guide protrusion receiving groove receiving the light guide protrusion of the light guide; and a reflection protrusion receiving groove receiving the reflection protrusion of the reflection sheet.