Lg Display Co., Ltd.

Hoe Sup Soh

Sung Keun Lee

Man Hoan Lee

Cheol Se Kim

Ji Su Yoon

Jin Hyuk Kwon

A light-emitting diode includes a substrate, a buffer layer on the substrate, a first semiconductor layer on the buffer layer, a light-emitting layer on the first semiconductor layer, a second semiconductor layer on the light-emitting layer, wherein the first semiconductor layer is partially exposed through the second semiconductor layer and the light-emitting layer, a first electrode on the exposed first semiconductor layer, and a second electrode on the second semiconductor layer, the second electrode having a grid shape.

Light-emitting diode chip for backlight unit, manufacturing method thereof, and liquid crystal display device including the same

A prism sheet, a back light unit using the same and liquid crystal display device having the back light unit are disclosed, for improvement of light concentration, frontal luminance and viewing angle, in which the prism sheet includes a light-condensing film. The light condensing film has a plurality of prism peaks, each having a triangular cross section inclined surface which is inclined from a top surface of the light-condensing film at an angle of about 20&#xb0; to about 40&#xb0;.

Growing community of inventors

Seongnam-si, South Korea

Hoe Sup Soh