Lg Display Co., Ltd.

Jung-Il Lee

Jeong-Oh Kim

Kang-Il Kim

Kum-Mi Oh

Joon-Young Yang

Jung-Sun Beak

In-Jae Chung

Jung-Ho Bang

Eui-Hyun Chung

Jong-Won Moon

Gi-Sang Hong

Ka-Kyung Kim

A thin film transistor substrate according to an embodiment includes a data line and a light barrier film to overlap an active layer of a thin film transistor, wherein the data line and the light barrier film are formed simultaneously, thereby reducing the cost of fabricating the thin film transistor substrate.

Thin film transistor substrate and method of fabricating the same

An array substrate for a liquid crystal display device, comprises: a substrate having a display region and a non-display region; a gate line and first and second data lines on the substrate; first and second thin film transistors in the first and second pixel regions, respectively, the first thin film transistor connected to the gate line and the first data line, the second thin film transistor connected to the gate line and the second data line; a planarization layer on the first and second thin film transistors, the planarization layer having a drain contact hole exposing both of drain electrodes of the first and second thin film transistors; and a pixel electrode and a common electrode over the planarization layer.

Array substrate for liquid crystal display device

The present disclosure is a method for forming a thin film pattern to form a micron-pattern and a flat display device having the same. The method for forming a thin film pattern includes the steps of forming first to third thin film layers on a substrate in succession, forming a first photoresist pattern on the third thin film layer, patterning the second and third thin film layers using the first photoresist pattern as a mask to form first and second thin film mask pattern having line widths different from each other, forming a second photoresist pattern at a region where the first and second thin film mask patterns do not overlap positioned between the first thin film layer and the second thin film mask pattern, removing the first and second thin film mask patterns, and patterning the first thin film layer using the second photoresist pattern as a mask.

Method for forming thin film pattern and flat display device having the same

The present disclosure relates to a horizontal electric field type liquid crystal display device having the horizontal electric fields over the pixel electrodes and the common electrodes which are disposed on the same level plane, and a method for manufacturing the same. The horizontal electric field type liquid crystal display device comprising: a substrate; a gate line and a data line crossing each other with a gate insulating layer therebetween, and defining a pixel area on the substrate; a thin film transistor formed where the gate line and the data line is crossing; a pixel electrode contacting the thin film transistor on the gate insulating layer; a common electrode disposed in parallel with the pixel electrode having a predetermined distance; and a passivation layer covering whole surface of the substrate including the pixel electrode and the common electrode. According to the present disclosure, as all liquid crystal molecules including molecules disposed right over the pixel electrodes and the common electrodes are driven by the horizontal electric field, the light transmittance and the aperture ratio are enhanced.

High light transmittance in-plane switching liquid crystal display device and method for manufacturing the same

A liquid crystal display device includes first and second substrates facing each other, wherein a pixel region is defined on the first and second substrates, first and second grooves formed on an inner surface of the first substrate, a gate line formed in the first groove along a direction, a common line formed in the second groove and parallel to the gate line, a data line crossing the gate line to define the pixel region, a thin film transistor connected to the gate line and the data line, and a light-shielding pattern of a black inorganic material and around the gate line, the data line and the common line.

Liquid crystal display device and method of fabricating the same

An array substrate for a wide viewing angle liquid crystal display device includes a gate line on a substrate, a data line crossing the gate line to define a pixel region, a thin film transistor electrically connected to the gate and data lines, a pixel electrode in the pixel region and connected to a drain electrode of the thin film transistor, the pixel electrode including two parts and an opening portion therebetween, a first common electrode in the opening portion, the first common electrode disposed on a same layer as the pixel electrode, a passivation layer on the pixel electrode and the first common electrode, the passivation layer having a common contact hole exposing the first common electrode, and a second common electrode on the passivation layer and connected to the first common electrode through the common contact hole, the second common electrode including first openings corresponding to the pixel electrode and a second opening corresponding to the opening portion.

Growing community of inventors

Goyang-si, South Korea

Jung-Il Lee