Liquid crystal display device and fabricating method thereof
First Claim
1. A liquid crystal display device, comprising:
- a gate line on a substrate;
a data line crossing the gate line with a gate insulating film in between to define a pixel area;
a thin film transistor having a gate electrode connected to the gate line, a source electrode connected to the data line, a drain electrode facing the source electrode, and a semiconductor pattern providing a channel between the source electrode and the drain electrode; and
a pixel electrode in the pixel area connected to the drain electrode, wherein the data line, the source electrode, and the drain electrode are formed of a first conductive layer group of double conductive layers, the pixel electrode is formed of the lowermost layer of the extended drain electrode, and the data line, the source electrode, the drain electrode, and the pixel electrode are in an area that is to be sealed by a sealant.
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Abstract
A liquid crystal display device, including: a gate line on a substrate; a data line crossing the gate line with a gate insulating film in between to define a pixel area; a thin film transistor having a gate electrode connected to the gate line, a source electrode connected to the data line, a drain electrode facing the source electrode, and a semiconductor pattern providing a channel between the source electrode and the drain electrode; and a pixel electrode in the pixel area connected to the drain electrode, wherein the data line, the source electrode, and the drain electrode are formed of a first conductive layer group of double conductive layers, the pixel electrode is formed of the lowermost layer of the extended drain electrode, and the data line, the source electrode, the drain electrode, and the pixel electrode are in an area that is to be sealed by a sealant.
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Citations
22 Claims
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1. A liquid crystal display device, comprising:
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a gate line on a substrate;
a data line crossing the gate line with a gate insulating film in between to define a pixel area;
a thin film transistor having a gate electrode connected to the gate line, a source electrode connected to the data line, a drain electrode facing the source electrode, and a semiconductor pattern providing a channel between the source electrode and the drain electrode; and
a pixel electrode in the pixel area connected to the drain electrode, wherein the data line, the source electrode, and the drain electrode are formed of a first conductive layer group of double conductive layers, the pixel electrode is formed of the lowermost layer of the extended drain electrode, and the data line, the source electrode, the drain electrode, and the pixel electrode are in an area that is to be sealed by a sealant. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of fabricating a liquid crystal display device, comprising:
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a first mask process of forming a first mask pattern group having a gate line and a gate electrode connected to the gate line on a substrate;
a second mask process of forming a gate insulating film to cover the first mask pattern group and a semiconductor pattern thereon; and
a third mask process of forming a third mask pattern group having a data line, a source electrode connected to the data line, a drain electrode facing the source electrode, and a pixel electrode on the gate insulating film where the semiconductor pattern is formed, so that the third mask pattern group is located in an area sealed by a sealant, wherein the data line, the source electrode, and the drain electrode have double conductive layers, and the pixel electrode has a single layer structure where the lowermost layer of the drain electrode is extended. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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Specification