Lg Display Co., Ltd.

Cheil Industries Inc.

Kookmin University

Jin Hyuk Kwon

Sung Keun Lee

Man Hoan Lee

Kyung Joon Lee

Ji Su Yoon

Jae Gab Lee

Hoe Sup Soh

Seung Man Chio

Hoe Sub Soh

Jee Hyun Yang

The described technology relates to a backlight unit and a display device including the backlight unit. In one aspect, the backlight unit includes a light source and a light guiding plate configured to guide light emitted from the light source. The backlight unit also includes an optical sheet integrally formed with the light guiding plate and including a micro pattern configured to emit light reflected from the light guiding plate.

Backlight unit and display device comprising 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;.

Prism sheet, back light unit using the same and liquid crystal display device having the back light unit

An optical sheet includes a substrate having rear and front surfaces, a micro-lens-array on the front surface of the substrate, the micro-lens-array including a plurality of micro-lenses, a plurality of protrusions spaced apart from each other on the rear surface of the substrate, and an intercepting reflector layer on the protrusions.

Optical sheet and display device including the same

Growing community of inventors

Daegu, South Korea

Jin Hyuk Kwon