LIQUID CRYSTAL DISPLAY DEVICE
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Abstract
It is an object to provide a liquid crystal display device which has excellent viewing angle characteristics and higher quality. The present invention has a pixel including a first switch, a second switch, a third switch, a first resistor, a second resistor, a first liquid crystal element, and a second liquid crystal element. A pixel electrode of the first liquid crystal element is electrically connected to a signal line through the first switch. The pixel electrode of the first liquid crystal element is electrically connected to a pixel electrode of the second liquid crystal element through the second switch and the first resistor. The pixel electrode of the second liquid crystal element is electrically connected to a Cs line through the third switch and the second resistor. A common electrode of the first liquid crystal element is electrically connected to a common electrode of the second liquid crystal element.
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Citations
25 Claims
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1. (canceled)
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2. A display device comprising:
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a first line; a second line crossing the first line; a third line extending in parallel with the first line; a first switch wherein the first line is electrically connected to the first switch; a first pixel electrode wherein the first pixel electrode is electrically connectable to the second line through the first switch; a first capacitor wherein a first electrode of the first capacitor is electrically connected to the first pixel electrode; a second switch wherein the first line is electrically connected to the second switch; a second pixel electrode wherein the second pixel electrode is electrically connectable to the second line through the second switch; a second capacitor wherein a first electrode of the second capacitor is electrically connected to the second pixel electrode; a transistor wherein one of a source and a drain of the transistor is electrically connected to the second pixel electrode; and a third capacitor wherein a first electrode of the third capacitor is electrically connected to the other of the source and the drain of the transistor and wherein a second electrode of the third capacitor is electrically connected to the third line. - View Dependent Claims (3, 4, 5, 6, 7)
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8. A display device comprising:
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a first line; a second line crossing the first line; a third line extending in parallel with the first line; a first transistor wherein the first line is electrically connected to a gate of the first transistor; a first pixel electrode wherein the first pixel electrode is electrically connectable to the second line through the first transistor; a first capacitor wherein a first electrode of the first capacitor is electrically connected to the first pixel electrode; a second transistor wherein the first line is electrically connected to a gate of the second transistor; a second pixel electrode wherein the second pixel electrode is electrically connectable to the second line through the second transistor; a second capacitor wherein a first electrode of the second capacitor is electrically connected to the second pixel electrode; a third transistor wherein one of a source and a drain of the third transistor is electrically connected to the second pixel electrode; and a third capacitor wherein a first electrode of the third capacitor is electrically connected to the other of the source and the drain of the third transistor and wherein a second electrode of the third capacitor is electrically connected to the third line. - View Dependent Claims (9, 10, 11, 12, 13)
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14. A portable information terminal including a display device, the display device comprising:
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a first line; a second line crossing the first line; a third line extending in parallel with the first line; a first switch wherein the first line is electrically connected to the first switch; a first pixel electrode wherein the first pixel electrode is electrically connectable to the second line through the first switch; a first capacitor wherein a first electrode of the first capacitor is electrically connected to the first pixel electrode; a second switch wherein the first line is electrically connected to the second switch; a second pixel electrode wherein the second pixel electrode is electrically connectable to the second line through the second switch; a second capacitor wherein a first electrode of the second capacitor is electrically connected to the second pixel electrode; a transistor wherein one of a source and a drain of the transistor is electrically connected to the second pixel electrode; and a third capacitor wherein a first electrode of the third capacitor is electrically connected to the other of the source and the drain of the transistor and wherein a second electrode of the third capacitor is electrically connected to the third line. - View Dependent Claims (15, 16, 17, 18, 19)
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20. A portable information terminal including a display device, the display device comprising:
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a first line; a second line crossing the first line; a third line extending in parallel with the first line; a first transistor wherein the first line is electrically connected to a gate of the first transistor; a first pixel electrode wherein the first pixel electrode is electrically connectable to the second line through the first transistor; a first capacitor wherein a first electrode of the first capacitor is electrically connected to the first pixel electrode; a second transistor wherein the first line is electrically connected to a gate of the second transistor; a second pixel electrode wherein the second pixel electrode is electrically connectable to the second line through the second transistor; a second capacitor wherein a first electrode of the second capacitor is electrically connected to the second pixel electrode; a third transistor wherein one of a source and a drain of the third transistor is electrically connected to the second pixel electrode; and a third capacitor wherein a first electrode of the third capacitor is electrically connected to the other of the source and the drain of the third transistor and wherein a second electrode of the third capacitor is electrically connected to the third line. - View Dependent Claims (21, 22, 23, 24, 25)
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Specification