Liquid crystal display device and fabricating method thereof
First Claim
1. A liquid crystal display device, comprising:
- first and second substrates;
a gate line having a double layer including a first transparent conductive layer and a second opaque conductive layer on the first substrate;
a first insulation film on the gate line;
a data line crossing the gate line to define a pixel region, the pixel region having a transmissive area and a reflective area;
a thin film transistor connected to the gate and data lines;
a pixel electrode having the first conductive layer in the pixel region and the second conductive layer along a boundary of the first conductive layer;
a storage upper electrode forming a storage capacitor by overlapping the gate line with the first insulation film there between;
a transmission hole exposing a side of the storage upper electrode and a side of a drain electrode of the thin film transistor by passing through the first insulation film and a second insulation film on the thin film transistor;
a reflective electrode connecting the second conductive layer of the pixel electrode with the drain electrode and the storage upper electrode through an edge portion of the transmission hole; and
a liquid crystal layer between the first and second substrates.
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Accused Products
Abstract
A liquid crystal display device is provided that includes: first and second substrates; a gate line of a double layer having a first transparent conductive layer and a second opaque conductive layer on the first substrate; a first insulation film on the gate line; a data line crossing the gate line to define a pixel region, the pixel region having a transmissive area and a reflective area; a thin film transistor connected to the gate and data lines; a pixel electrode having the first conductive layer in the pixel region and a second conductive layer along the boundary of the first conductive layer; a storage upper electrode to form a storage capacitor by overlapping with the gate line the first insulation film there between; a transmission hole to expose the side of the storage upper electrode and a drain electrode of the thin film transistor by passing through the first insulation film and a second insulation film on the thin film transistor; a reflective electrode connected the second conductive layer of the pixel electrode with the drain electrode and the storage upper electrode through an edge portion of the transmission hole; and a liquid crystal layer between the first and second substrates.
36 Citations
81 Claims
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1. A liquid crystal display device, comprising:
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first and second substrates;
a gate line having a double layer including a first transparent conductive layer and a second opaque conductive layer on the first substrate;
a first insulation film on the gate line;
a data line crossing the gate line to define a pixel region, the pixel region having a transmissive area and a reflective area;
a thin film transistor connected to the gate and data lines;
a pixel electrode having the first conductive layer in the pixel region and the second conductive layer along a boundary of the first conductive layer;
a storage upper electrode forming a storage capacitor by overlapping the gate line with the first insulation film there between;
a transmission hole exposing a side of the storage upper electrode and a side of a drain electrode of the thin film transistor by passing through the first insulation film and a second insulation film on the thin film transistor;
a reflective electrode connecting the second conductive layer of the pixel electrode with the drain electrode and the storage upper electrode through an edge portion of the transmission hole; and
a liquid crystal layer between the first and second substrates. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A liquid crystal display device, comprising:
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first and second substrates;
a gate line having a double layer structure including a first transparent conductive layer and a second opaque conductive layer;
a first insulation film on the gate line;
a data line crossing the gate line to define a pixel region, the pixel region having a transmissive area and a reflective area;
a thin film transistor connected to the gate and data lines;
a pixel electrode having the first conductive layer and the second conductive layer along the boundary of the first conductive layer;
a storage line having a double layer and a storage lower electrode integrated with the storage line;
a storage upper electrode integrated with a drain electrode of the thin film transistor and overlapping the storage lower electrode with the first insulation film there between to form a storage capacitor;
a transmission hole exposing a side surface of the storage upper electrode by passing through the first insulation film from a second insulation film on the thin film transistor;
a reflective electrode connecting the second conductive layer of the pixel electrode with the drain electrode and the storage upper electrode through an edge portion of the transmission hole; and
a liquid crystal layer between the first and second substrates. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
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36. A method of fabricating a liquid crystal display device, comprising:
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providing first and second substrates;
forming a gate pattern having a double layer structure including a first transparent conductive layer and a second opaque conductive layer on the first substrate using a first mask, the gate pattern including a pixel electrode, a gate electrode, and a gate line;
forming a first insulation film on the gate pattern;
forming a semiconductor pattern and a source/drain pattern on the first insulation film using a second mask, the source/drain pattern including a storage upper electrode, a drain electrode, a source electrode, and a data line, the gate and data lines defining a pixel region;
forming a second insulation film covering the source/drain pattern;
forming a transmission hole passing through the second insulation film to the first insulation film using a third mask;
forming a reflective electrode connecting the second conductive layer of the pixel electrode with the drain electrode and the storage electrode through the transmission hole and removing a portion of the second conductive layer of the pixel electrode using a fourth mask; and
forming a liquid crystal layer between the first and second substrates. - View Dependent Claims (37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58)
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59. A method of fabricating a liquid crystal display device, comprising:
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providing first and second substrates;
forming a gate pattern having a double layer of a first transparent conductive layer and a second opaque conductive layer on the first substrate using a first mask, the gate pattern including a storage electrode integrated with a storage line, a pixel electrode, a gate electrode and a gate line;
forming a first insulation film on the gate pattern;
forming a semiconductor pattern and a source/drain pattern on the first insulation film using a second mask, the source/drain pattern including a storage upper electrode integrated with a drain electrode, a source electrode, a data line, the data and gate lines defining a pixel region;
forming a second insulation film on the source/drain pattern;
forming a transmission hole passing through the second insulation film to the first insulation film using a third mask;
forming a reflective electrode connecting the second conductive layer of the pixel electrode with the storage electrode through the transmission hole and removing the second conductive layer of the pixel electrode using a fourth mask; and
forming a liquid crystal layer between the first and second substrates. - View Dependent Claims (60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81)
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Specification