Thin film transistor array substrate and fabricating method thereof
First Claim
1. A thin film transistor array substrate, comprising:
- a gate line;
a data line crossing the gate line to define a pixel area;
a common line formed in parallel to the data line;
a thin film transistor near the crossing of the gate line and the data line;
a common electrode connected to the common line and formed in parallel to the gate line at the pixel area; and
a pixel electrode connected to the thin film transistor for forming a horizontal electric field with respect to the common electrode, wherein at least one edge of the pixel electrode overlaps the common line with at least one insulating layer therebetween, and at least one edge of the common electrode overlaps the pixel electrode with said at least one insulating layer therebetween.
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Accused Products
Abstract
A liquid crystal display and a fabricating method thereof for improving an aperture ratio are disclosed. A liquid crystal display (LCD) according to the present invention includes a gate line, a data line and a common line on the thin film transistor array substrate, the gate line crossing the data line to define a pixel region; a thin film transistor near the crossing of the gate line and the data line; a common electrode connected to the common line in the pixel region; and a pixel electrode connected to the thin film transistor in the pixel area for forming an in-plane electric field in association with the common electrode during an operation of the LCD, wherein an edge of the pixel electrode overlaps the common line with at least one insulating layer therebetween, and an edge of the common electrode overlaps the pixel electrode with said at least one insulating layer therebetween.
30 Citations
20 Claims
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1. A thin film transistor array substrate, comprising:
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a gate line;
a data line crossing the gate line to define a pixel area;
a common line formed in parallel to the data line;
a thin film transistor near the crossing of the gate line and the data line;
a common electrode connected to the common line and formed in parallel to the gate line at the pixel area; and
a pixel electrode connected to the thin film transistor for forming a horizontal electric field with respect to the common electrode, wherein at least one edge of the pixel electrode overlaps the common line with at least one insulating layer therebetween, and at least one edge of the common electrode overlaps the pixel electrode with said at least one insulating layer therebetween. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method of fabricating a liquid crystal display (LCD) comprising:
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forming a first conductive pattern group including a gate line, a gate electrode connected to the gate line, a common line between the gate line and a pre-stage gate line in such a manner to cross the gate line and a vertical part of a pixel electrode parallel to the common line on a substrate;
forming a gate insulating layer on the substrate provided with the first conductive pattern group;
forming a semiconductor pattern on the gate insulating layer;
forming a data line crossing the gate line to define a pixel area, a source electrode connected to the data line and a drain electrode opposed to the source electrode on the gate insulating layer provided with the semiconductor pattern;
forming a protective layer on the substrate provided with the data line, the source electrode and the drain electrode; and
forming a common electrode connected to the common line and overlapping the vertical part of the pixel electrode and a finger part of the pixel electrode overlapping the common line, the common electrode and the finger part of the pixel electrode forming a horizontal electric field during an operation of the LCD. - View Dependent Claims (11, 12, 13, 14)
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15. A liquid crystal display (LCD) comprising:
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a gate line, a data line and a common line on a substrate, the gate line crossing the data line to define a pixel region;
a thin film transistor near the crossing of the gate line and the data line;
a common electrode connected to the common line in the pixel area; and
a pixel electrode connected to the thin film transistor in the pixel region for forming an in-plane electric field in association with the common electrode during an operation of the LCD, wherein an edge of the pixel electrode overlaps the common line with at least one insulating layer therebetween, and an edge of the common electrode overlaps the pixel electrode with said at least one insulating layer therebetween. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification