公开(公告)号：US20040080700A1

公开(公告)日：2004-04-29

申请号：US10387450

申请日：2003-03-14

Applicant: LG.Philips LCD Co. Ltd.

Inventor： Jin-Gyu Kang

IPC: G02F001/1343

CPC classification number: H01L27/1288 ,  G02F1/134363 ,  G02F1/136209 ,  G02F1/136286 ,  H01L27/1214 ,  H01L27/1255

Abstract: An array substrate for an in-plane switching (IPS) mode liquid crystal display (LCD) device includes a gate line formed along a first direction on a substrate, a storage line formed along the first direction on the substrate and spaced apart from the gate line, a data line formed along a second direction on the substrate, the data line defining a pixel region by crossing the gate line, a thin film transistor at a crossing of the gate line and the data line, the thin film transistor having a gate electrode, a semiconductor layer, a source electrode, and a drain electrode, a pixel electrode connected to the drain electrode, a common electrode having a plurality of vertical portions connected to the storage line, the common electrode having outermost vertical portions adjacent and parallel to the data line and spaced apart from the pixel electrode, and a semiconductor line beneath the data line and extending from the semiconductor layer to both sides of the data line to cover portions of the common electrodes adjacent to the data line.

Abstract translation: 用于面内切换（IPS）模式液晶显示（LCD）装置的阵列基板包括沿着基板上的第一方向形成的栅极线，沿着基板上的第一方向形成并与栅极间隔开的存储线 线，沿着基板上的第二方向形成的数据线，数据线通过与栅极线交叉定义像素区域，在栅极线与数据线交叉处的薄膜晶体管，薄膜晶体管具有栅极 电极，半导体层，源电极和漏电极，连接到漏电极的像素电极，具有连接到存储线的多个垂直部分的公共电极，所述公共电极具有与所述漏电极相邻并平行的最外垂直部分 数据线并且与像素电极间隔开，并且在数据线下方并且从半导体层延伸到数据线的两侧的半导体线以覆盖数据线的部分 公共电极与数据线相邻。

公开(公告)号：US20040262569A1

公开(公告)日：2004-12-30

申请号：US10867007

申请日：2004-06-15

Applicant: LG.PHILIPS LCD CO., LTD.

Inventor： Won-Ho Cho ,  Gyoo-Chul Jo ,  Gue-Tai Lee ,  Jin-Gyu Kang ,  Beung-Hwa Jeong ,  Jin-Young Kim

IPC: C09K013/00

CPC classification number: C09K13/00 ,  C23F1/18 ,  C23F1/44 ,  G02F2001/13629 ,  H01L21/32134 ,  H01L27/124

Abstract: An etchant for forming double-layered signal lines and electrodes of a liquid crystal display device includes hydrogen peroxide (H2O2), a phosphate, F-ions, an organic acid having a carboxyl group (nullCOOH), a copper (Cu) inhibitor, and a hydrogen peroxide (H2O2) stabilizer, wherein each of the double-layered signal lines and electrodes of the liquid crystal display device includes a first layer of one of aluminum (Al), aluminum alloy (Al-alloy), titanium (Ti), titanium alloy (Ti-alloy), tantalum (Ta), and a tantalum alloy (Ta-alloy) and a second layer of copper (Cu).

Abstract translation: 用于形成液晶显示装置的双层信号线和电极的蚀刻剂包括过氧化氢（H 2 O 2），磷酸盐，F-离子，具有羧基的有机酸（-COOH），铜（Cu）抑制剂， 和二氧化氢（H 2 O 2）稳定剂，其中液晶显示装置的双层信号线和电极中的每一个包括铝（Al），铝合金（Al合金），钛（Ti） ，钛合金（Ti合金），钽（Ta）和钽合金（Ta合金）和第二铜（Cu）层。

公开(公告)号：US20040263746A1

公开(公告)日：2004-12-30

申请号：US10878516

申请日：2004-06-29

Applicant: LG.PHILIPS LCD CO., LTD.

Inventor： Won-Ho Cho ,  Gyoo-Chul Jo ,  Gue-Tai Lee ,  Jin-Gyu Kang ,  Beung-Hwa Jeong ,  Jin-Young Kim

IPC: G02F001/1343

CPC classification number: G02F1/13439 ,  G02F1/1368 ,  H01L27/12 ,  H01L27/124 ,  H01L27/1248 ,  H01L29/458 ,  H01L29/4908

Abstract: An array substrate for a liquid crystal display device includes a gate electrode, a gate line and a gate pad electrode disposed on a substrate, each of the gate electrode, the gate line and the gate pad electrode having a first metal barrier layer, a first copper alloy layer, and a first out-diffusion film, and the first out-diffusion film completely covering, surrounding and contacting entire surfaces of the first copper alloy layer. The array substrate includes a gate insulation layer disposed on the substrate and covering the gate electrode, the gate line and the gate pad electrode. An active layer and an ohmic contact layer are sequentially formed on the gate insulation layer and over the gate electrode. A data line is formed on the gate insulation layer and perpendicularly crosses the gate line. A source electrode and a drain electrode contact the ohmic contact layer.

Abstract translation: 用于液晶显示装置的阵列基板包括栅电极，栅极线和设置在基板上的栅极焊盘电极，栅极电极，栅极线和栅极焊盘电极中的每一个具有第一金属阻挡层，第一 铜合金层和第一外扩散膜，第一外扩散膜完全覆盖，包围并接触第一铜合金层的整个表面。 阵列基板包括设置在基板上并覆盖栅极，栅极线和栅极焊盘电极的栅极绝缘层。 有源层和欧姆接触层依次形成在栅极绝缘层上和栅电极上。 数据线形成在栅极绝缘层上并垂直于栅极线。 源电极和漏极接触欧姆接触层。

公开(公告)号：US20040263706A1

公开(公告)日：2004-12-30

申请号：US10875559

申请日：2004-06-25

Applicant: LG.Philips LCD Co., Ltd.

Inventor： Won-Ho Cho ,  Gyoo-Chul Jo ,  Gue-Tai Lee ,  Jin-Gyu Kang ,  Beung-Hwa Jeong ,  Jin-Young Kim

IPC: G02F001/136

CPC classification number: G02F1/136286 ,  G02F2001/13629 ,  G02F2001/136295

Abstract: The present invention is an array substrate for use in a liquid crystal display device, which includes a gate electrode, a gate line and a gate pad on a substrate, wherein the gate electrode, the gate line and the gate pad have a double-layered structure consisting of a first metal layer and a first barrier metal layer in series from the substrate, and wherein the first metal is one of aluminum and aluminum alloy; a gate insulation layer on the substrate covering the gate electrode, gate line and gate pad; an active layer and an ohmic contact layer sequentially formed on the gate insulation layer and over the gate electrode; a data line on the gate insulation layer perpendicularly crossing the gate line, source and drain electrodes contacting the ohmic contact layer, and a data pad on the gate insulation layer, wherein the data line, the source and drain electrode and the data pad have a double-layered structure consisting of a second barrier metal layer and a second metal layer of copper; a passivation layer formed on the gate insulation layer to cover the data line, source and drain electrodes, and data pad, wherein the passivation layer has a drain contact hole exposing a portion of the drain electrode, a gate pad contact hole exposing a portion of the gate pad, and a data pad contact hole exposing a portion of the data pad; and a pixel electrode, a gate pad terminal and a data pad terminal on the passivation layer, all of which are formed of a transparent conductive material on the passivation layer.

Abstract translation: 本发明是一种用于液晶显示装置的阵列基板，其包括在基板上的栅电极，栅极线和栅极焊盘，其中栅电极，栅极线和栅极焊盘具有双层 结构由第一金属层和与基板串联的第一阻挡金属层组成，其中第一金属是铝和铝合金之一; 覆盖栅电极，栅极线和栅极焊盘的基板上的栅极绝缘层; 依次形成在栅极绝缘层上和栅电极上的有源层和欧姆接触层; 垂直于栅极线的栅极绝缘层上的数据线，与欧姆接触层接触的源极和漏极以及栅极绝缘层上的数据焊盘，其中数据线，源极和漏极以及数据焊盘具有 由第二阻挡金属层和铜的第二金属层组成的双层结构; 形成在所述栅极绝缘层上以覆盖所述数据线，源极和漏极以及数据焊盘的钝化层，其中所述钝化层具有暴露所述漏电极的一部分的漏极接触孔， 栅极焊盘和暴露数据焊盘的一部分的数据焊盘接触孔; 以及钝化层上的像素电极，栅极焊盘端子和数据焊盘端子，所有这些都由钝化层上的透明导电材料形成。