Lg Display Co., Ltd.

Lg Philips Lcd Co., Inc.

Lg.philips Ldc Co., Ltd.

Soon-Sung Yoo

Youn-Gyoung Chang

Seung-Hee Nam

Heung-Lyul Cho

Nam-Kook Kim

Yong-Wan Kim

Kyo-Ho Moon

Yun-Ho Kook

Jin-Wuk Kim

Yu-Ho Jung

Byung-Uk Kim

Byung-Geol Kim

Sung-Hee Kim

Tae-Joon Song

Byung-chul Ahn

Byong-Hoo Kim

Woo-Chae Lee

Chul-Ho Kim

Myoung-Soo Lee

Ki-Beom Lee

Seung-Hyup Shin

Oh-Nam Kwon

Byung-Chul Ahn

Hee-Jin Im

Kwon-Shik Park

Shin-Bok Lee

Myoung-Kee Baek

Kyu-Hwang Lee

Byoung-ho Lim

Tae-Hyoung Moon

Seung-Hyun Youk

Jun-Yong Song

Duk-Chul Yun

Jung-Eun Lee

Kyung-Ha Lee

Young-Gyoung Chang

Jun-Youg Song

Young-Hoon Ha

Hwan-Keon Lee

Youn-Gyong Chang

Disclosed is a roll-to-roll substrate deposition apparatus which may control the width and length of a deposition area so as to adjust the size of a thin film. The roll-to-roll substrate deposition apparatus includes a deposition area controller disposed between a flexible substrate supplied to the inside of a chamber and a deposition unit supplying a deposition material to the flexible substrate so as to adjust the width and length of a thin film formed of the deposition material on one surface of the flexible substrate.

Roll-to-roll substrate deposition apparatus

Disclosed is a method for forming a display device. The method includes forming an alignment mark on a front surface of a substrate having a display region and a non-display region surrounding the display region, forming an alignment protection pattern on a rear surface of the substrate such that the alignment protection pattern overlaps the alignment mark, and forming a light-shielding member in the non-display region on the rear surface of the substrate such that the light-shielding member forms a boundary with the alignment protection pattern.

Display device and method for manufacturing the same

The present invention is for a switchable 3-dimensional conversion device having a spacer stably formed at a predetermined height by imprinting, a manufacturing method thereof and a stereoscopic image display device using the same, the method includes: providing a first electrode on an inner surface of a first substrate; applying a resin material to the first electrode to a predetermined thickness; placing a mold structure which has a concave part formed with a predetermined depth thereon, on the resin material; stamping the resin material using the mold structure, in order to form a spacer pattern; dry etching the spacer pattern to form a spacer; forming a plurality of second electrodes, which are spaced from one another and have longitudinal axes in one direction, respectively, on a second substrate; and arranging the first and second substrates opposite to each other, bonding the same, and forming a liquid crystal layer between the first and second substrates.

Switchable 3-dimensional conversion device, method for manufacturing the same and stereoscopic image display device using the same

Disclosed are an ink composition for an imprint lithography and a roll printing, wherein in forming patterns of the LCD device using the imprint lithography and the roll printing, an ink composition with high thermal resistance, consisting of polymer resin and additive both endurable even at a high temperature is used to form fine patterns with constantly maintaining pattern linewidths and line intervals, and wherein the ink composition is endurable even at a high temperature of 90-250&#xb0; C.

Ink composition for imprint lithography and roll printing

A method for fabricating color filter layer of an LCD comprises forming a plurality of black matrixes separated at certain intervals on a color filter substrate, and forming R, G and B color filter layers by using a plurality of needles between the plurality of black matrixes on the color filter substrate.

Method for fabricating color filter layer of liquid crystal display device and method for fabricating liquid crystal display device using the same

An array substrate for a display device and manufacturing method thereof is disclosed. The device comprises: a substrate; a gate line formed on the substrate along a first direction; a data line formed over the substrate along a second direction, wherein the data line and the gate line cross each other to define a pixel region; a thin film transistor formed in the pixel region, and having a gate electrode connected to the gate line, a source electrode connected to the data line, and a drain electrode; a pixel electrode formed in the pixel region and connected to the drain electrode; a first auxiliary gate pattern formed over the gate line and contacting the gate line; and a first auxiliary data pattern formed over the data line and contacting the data line.

Array substrate for display device including signal lines with reduced resistance

A pattern transcription apparatus comprises a clich&#xe9; including a concave portion, a convex portion and a printing stopper, the printing stopper formed in the concave portion; and a blanket, on which a resist material layer is coated, rotatable on the clich&#xe9;, wherein edges of the printing stopper protruding from the printing stopper to have a height greater than a top surface of the convex portion.

Pattern transcription device and method of fabricating cliche for the same

A pattern transcription apparatus comprises a clich&#xe9; including a concave portion, a convex portion and a printing stopper, the printing stopper formed on a bottom surface of the concave portion; and a blanket, on which a resist material layer is coated, rotatable on the clich&#xe9;, wherein a surface energy density of the blanket is greater than a surface energy density of the printing stopper and is smaller than a surface energy of the clich&#xe9;.

Pattern transcription device and method of fabricating clich&#xe9; for the same

A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.

Liquid crystal display device having gate or data pad portions arranged in a zigzag or an oblique line format

A method for fabricating an LCD includes: providing a substrate with a thin film transistor (TFT) part defined thereon; forming a metallic film for a gate electrode on the substrate; etching the metallic film through a first printing process to form a gate electrode; sequentially forming a gate insulating layer, a semiconductor layer, and a metallic film for source and drain electrodes on the substrate; selectively etching the metallic film for source and drain electrodes, the semiconductor layer and the gate insulating layer through a second printing process to form a gate insulating layer pattern, a preliminary active pattern and a metallic film pattern which are sequentially stacked such that the gate insulating layer pattern is over-etched from the side of the preliminary active pattern; forming an insulating layer on the substrate with the metallic film pattern; etching the insulating layer to expose the metallic film pattern; forming a transparent conductive film on the metallic film pattern and a remaining insulating film; and selectively etching the transparent conductive film, the metallic film pattern, the preliminary active pattern to form an active pattern, a source electrode, a drain electrode, and a pixel electrode connected with the drain electrode.

Liquid crystal display and fabrication method thereof

A fabrication method of a liquid crystal display device uses a printing method which forms a pattern of a wider effective line width such as a gate line, a data line, a passivation layer, a pixel electrode, etc. constituting an LCD device. The inventive lithography process uses a mask that is applied at the time of forming a channel region having a narrow effective line width. Accordingly, the amount of resist used may be reduced, and the fabrication process can be simplified. This printing method can be used to fabricate a color filter substrate of an LCD device.

Fabrication method of a liquid crystal display device using a printing method

Disclosed are an ink composition and a method for fabricating a liquid crystal display (LCD) device using the same, wherein in forming patterns of the LCD device using an imprint lithography and a roll printing, an ink composition with high thermal resistance, consisting of polymer resin and additive both endurable even at a high temperature is used to form fine patterns with constantly maintaining pattern linewidths and line intervals, the ink composition consisting of 5-45% by weight of polymer resin, 5-45% by weight of additive added to retain thermal stability, and 50-90% by weight of organic solvent, wherein the ink composition is endurable even at a high temperature of 90-250&#xb0; C.

Ink composition and method of fabricating liquid crystal display device using the same

Liquid crystal display device

A method for fabricating an LCD includes: providing a substrate with a thin film transistor (ITT) part defined thereon; forming a metallic film for a gate electrode on the substrate; etching the metallic film through a first printing process to form a gate electrode; sequentially forming a gate insulating layer, a semiconductor layer, and a metallic film for source and drain electrodes on the substrate; selectively etching the metallic film for source and drain electrodes, the semiconductor layer and the gate insulating layer through a second printing process to form a gate insulating layer pattern, a preliminary active pattern and a metallic film pattern which are sequentially stacked such that the gate insulating layer pattern is over-etched from the side of the preliminary active pattern; forming an insulating layer on the substrate with the metallic film pattern; etching the insulating layer to expose the metallic film pattern; forming a transparent conductive film on the metallic film pattern and a remaining insulating film; and selectively etching the transparent conductive film, the metallic film pattern, the preliminary active pattern to form an active pattern, a source electrode, a drain electrode, and a pixel electrode connected with the drain electrode.

A method of manufacturing an array substrate for a liquid crystal display device includes forming a gate line, a gate pad and a gate electrode on a substrate through a first mask process, forming a data line, a data pad, a source electrode, a drain electrode and an active layer on the substrate including the gate line, the gate pad and the gate electrode through a second mask process, wherein the data line crosses the gate line to define a pixel region, the source electrode is extended from the data line, the drain electrode is spaced apart from the source electrode, and the active layer is disposed between the gate electrode and the source and drain electrodes, forming a passivation layer on an entire surface of the substrate including the data line, the source electrode and the drain electrode through a third mask process, the passivation layer being etched to expose the substrate in the pixel region, a part of the drain electrode, the gate pad and the data pad, and forming a pixel electrode, a gate pad terminal and a data pad terminal by depositing a transparent conductive material on an entire surface of the substrate including the passivation layer, the pixel electrode directly contacting the exposed part of the drain electrode, the gate pad terminal directly contacting the gate pad, and the data pad terminal directly contacting the data pad.

Array substrate for liquid crystal display device and method of manufacturing the same

Growing community of inventors

Gyeonggi-do, South Korea

Soon-Sung Yoo