Display device comprising first and second transistors electrically connected to first and second pixel electrodes
First Claim
1. A display device comprising:
- a first pixel electrode;
a second pixel electrode;
a first line;
a second line;
a third line;
a first transistor electrically connected between the first pixel electrode and the second line;
a second transistor electrically connected between the second pixel electrode and the third line;
a first insulating film over the first transistor, the second transistor, the first pixel electrode and the second pixel electrode; and
a common electrode which is over the first insulating film and overlaps with the first line,wherein the first line and the second line intersect with each other,wherein the first transistor and the second transistor each include part of the first line as a gate electrode,wherein a channel region of the first transistor is formed in a first semiconductor film and a channel region of the second transistor is formed in a second semiconductor film,wherein the first semiconductor film and the second semiconductor film are over the first line with a gate insulating film interposed therebetween and in contact with the gate insulating film,wherein the first pixel electrode and the second pixel electrode are over and in contact with the gate insulating film,wherein the common electrode does not overlap with the channel region of the first transistor and the channel region of the second transistor,wherein the common electrode comprises stripe regions, andwherein the stripe regions extend in a direction intersecting with the second line and the third line and overlap with each of the first pixel electrode and the second pixel electrode.
1 Assignment
0 Petitions
Accused Products
Abstract
A display device with less light leakage and excellent contrast is provided. A display device having a high aperture ratio and including a large-capacitance capacitor is provided. A display device in which wiring delay due to parasitic capacitance is reduced is provided. A display device includes a transistor over a substrate, a pixel electrode connected to the transistor, a signal line electrically connected to the transistor, a scan line electrically connected to the transistor and intersecting with the signal line, and a common electrode overlapping with the pixel electrode and the signal line with an insulating film provided therebetween. The common electrode includes stripe regions extending in a direction intersecting with the signal line.
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Citations
12 Claims
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1. A display device comprising:
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a first pixel electrode; a second pixel electrode; a first line; a second line; a third line; a first transistor electrically connected between the first pixel electrode and the second line; a second transistor electrically connected between the second pixel electrode and the third line; a first insulating film over the first transistor, the second transistor, the first pixel electrode and the second pixel electrode; and a common electrode which is over the first insulating film and overlaps with the first line, wherein the first line and the second line intersect with each other, wherein the first transistor and the second transistor each include part of the first line as a gate electrode, wherein a channel region of the first transistor is formed in a first semiconductor film and a channel region of the second transistor is formed in a second semiconductor film, wherein the first semiconductor film and the second semiconductor film are over the first line with a gate insulating film interposed therebetween and in contact with the gate insulating film, wherein the first pixel electrode and the second pixel electrode are over and in contact with the gate insulating film, wherein the common electrode does not overlap with the channel region of the first transistor and the channel region of the second transistor, wherein the common electrode comprises stripe regions, and wherein the stripe regions extend in a direction intersecting with the second line and the third line and overlap with each of the first pixel electrode and the second pixel electrode. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A display device comprising:
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a first line; a second line; a third line; a first pixel electrode; a second pixel electrode; a first transistor electrically connected between the first pixel electrode and the second line; a second transistor electrically connected between the second pixel electrode and the third line; a first insulating film over the first pixel electrode, the second pixel electrode, the first transistor, and the second transistor; and a common electrode which is over the first insulating film and overlapping with the first line, wherein the first transistor and the second transistor each include part of the first line as a gate electrode, wherein the first transistor comprises a first semiconductor film and the second transistor comprises a second semiconductor film, wherein the first semiconductor film and the second semiconductor film are over the first line with a gate insulating film interposed therebetween and in contact with the gate insulating film, wherein the first pixel electrode and the second pixel electrode are over and in contact with the gate insulating film, wherein the first line and each of the second line and the third line intersect with each other, wherein the common electrode comprises stripe regions, and wherein the stripe regions extend in a direction intersecting with the second line and the third line and overlap with the first pixel electrode and the second pixel electrode. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification