Lg Display Co., Ltd.

Ki Won Kim

Sang Won Jung

Ki Hyun Cho

Kwang Seok Lee

A backlight unit with a new configuration is disclosed. The backlight unit includes: a main support formed using a mold which opens upward; a light source unit disposed on one side of the main support; a light guide plate disposed parallel to the light source unit and configured to convert dot light emitted from the light source unit into two-dimensional light; and optical sheets disposed on the light guide plate. The main support is provided with a light incident space, which allows light emitted from the light source unit to be entirely and evenly entered to the light guide plate, on its one side opposite to the light source unit.

Backlight unit and liquid crystal display device having the same

Provided is a backlight unit that increases brightness and increases uniformity of the brightness. The backlight unit includes a plurality of point light sources. A light guide panel includes a first surface that receives incident light from the point light sources. A second surface is where the lights from the point light sources cross. Prism patterns are formed on the first surface.

Growing community of inventors

Gympo-si, South Korea

Ki Won Kim