公开(公告)号：US20040119900A1

公开(公告)日：2004-06-24

申请号：US10730133

申请日：2003-12-09

Applicant: LG. Philips LCD CO., Ltd.

Inventor： Gee Sung Chae ,  Jae Kyun Lee ,  Ik Soo Kim

IPC: G02F001/1343

CPC classification number: G02F1/136213 ,  G02F1/133512

Abstract: An array substrate for a liquid crystal display device includes a transparent substrate, a gate line arranged along a first direction on the transparent substrate, a gate electrode extending from the gate line, a common line arranged along the first direction adjacent to the gate line and having a protrusion, a gate insulation layer on the transparent substrate to cover the gate line, the gate electrode, and the common electrode, an active layer on the gate insulation layer and over the gate electrode, first and second ohmic contact layers on the active layer, a data line arranged along a second direction perpendicular to the first upon the gate insulation layer, a source electrode extending from the data line and contacting the first ohmic contact layer, a drain electrode spaced apart from the source electrode and contacting the second ohmic contact layer, a first capacitor electrode formed on the gate insulation layer and connected to the drain electrode, the first capacitor electrode overlapping the common line and the protrusion of the common line, a passivation layer formed on the gate insulation layer to cover the data line, the source and drain electrodes, and the first capacitor electrode, the passivation layer having a first contact hole exposing a portion of the capacitor electrode, and a pixel electrode formed on the passivation layer and contacting the first capacitor electrode through the first contact hole.

Abstract translation: 液晶显示装置用阵列基板包括透明基板，沿着透明基板上的第一方向排列的栅极线，从栅极线延伸的栅电极，沿着与栅极线相邻的第一方向配置的公共线，以及 具有突起，在所述透明基板上的覆盖所述栅极线，所述栅电极和所述公共电极的栅极绝缘层，所述栅极绝缘层上的有源层和所述栅极电极上的活性层，所述活性物质上的第一和第二欧姆接触层 层，沿着与栅极绝缘层上的第一方向垂直的第二方向布置的数据线，从数据线延伸并接触第一欧姆接触层的源电极，与源电极间隔开并与第二欧姆 接触层，形成在栅极绝缘层上并连接到漏电极的第一电容器电极，第一电容器电极 e与公共线的公共线和突起重叠，形成在栅极绝缘层上以覆盖数据线的钝化层，源极和漏极以及第一电容器电极，钝化层具有暴露一个第一接触孔 电容电极的一部分，以及形成在钝化层上并通过第一接触孔与第一电容电极接触的像素电极。