LIQUID CRYSTAL DISPLAY DEVICE
First Claim
1. A liquid crystal display device comprising:
- a pixel including a first sub-pixel, a second sub-pixel, and a third sub-pixel,a scanning line;
a signal line;
a first capacitor wiring;
a second capacitor wiring; and
a third capacitor wiring,wherein the first sub-pixel includes a first pixel electrode, a first transistor, and a first capacitor element,wherein a gate of the first transistor is electrically connected to the scanning line, one of source and drain of the first transistor is electrically connected to the signal line, and the other of source and drain of the first transistor is electrically connected to the first pixel electrode,wherein a first electrode of the first capacitor element is electrically connected to the first capacitor wiring, and a second electrode of the first capacitor element is electrically connected to the first pixel electrode,wherein the second sub-pixel includes a second pixel electrode, a second transistor, and a second capacitor element,wherein a gate of the second transistor is electrically connected to the scanning line, one of source and drain of the second transistor is electrically connected to the signal line, and the other of source and drain of the second transistor is electrically connected to the second pixel electrode,wherein a first electrode of the second capacitor element is electrically connected to the second capacitor wiring, and a second electrode of the second capacitor element is electrically connected to the second pixel electrode,wherein the third sub-pixel includes a third pixel electrode, a third transistor, and a third capacitor element,wherein a gate of the third transistor is electrically connected to the scanning line, one of source and drain of the third transistor is electrically connected to the signal line, and the other of source and drain of the third transistor is electrically connected to the third pixel electrode,wherein a first electrode of the third capacitor element is electrically connected to the third capacitor wiring, and a second electrode of the third capacitor element is electrically connected to the third pixel electrode,wherein potentials of the first capacitor wiring and the second capacitor wiring change, andwherein a potential of the third capacitor wiring is almost constant.
1 Assignment
0 Petitions
Accused Products
Abstract
To provide a display device in which a viewing angle characteristic is improved by providing a plurality of sub-pixels to one pixel. Alternatively, to provide a display device in which an aperture ratio is suppressed even when a plurality of sub-pixels is provided. A pixel including first sub-pixel, a second sub-pixel, and a third sub-pixel, a scanning line, a signal line, a first capacitor wiring, a second capacitor wiring and a third capacitor wiring are provided. Pixel electrodes each electrically connected to one electrode of the first to third capacitor elements, and the first to third capacitor wirings, respectively, are provided to the first to third sub-pixels electrodes, respectively. Potentials of the first capacitor wiring and the second capacitor wiring are changed and a potential of the third capacitor wiring is kept almost constant.
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Citations
9 Claims
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1. A liquid crystal display device comprising:
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a pixel including a first sub-pixel, a second sub-pixel, and a third sub-pixel, a scanning line; a signal line; a first capacitor wiring; a second capacitor wiring; and a third capacitor wiring, wherein the first sub-pixel includes a first pixel electrode, a first transistor, and a first capacitor element, wherein a gate of the first transistor is electrically connected to the scanning line, one of source and drain of the first transistor is electrically connected to the signal line, and the other of source and drain of the first transistor is electrically connected to the first pixel electrode, wherein a first electrode of the first capacitor element is electrically connected to the first capacitor wiring, and a second electrode of the first capacitor element is electrically connected to the first pixel electrode, wherein the second sub-pixel includes a second pixel electrode, a second transistor, and a second capacitor element, wherein a gate of the second transistor is electrically connected to the scanning line, one of source and drain of the second transistor is electrically connected to the signal line, and the other of source and drain of the second transistor is electrically connected to the second pixel electrode, wherein a first electrode of the second capacitor element is electrically connected to the second capacitor wiring, and a second electrode of the second capacitor element is electrically connected to the second pixel electrode, wherein the third sub-pixel includes a third pixel electrode, a third transistor, and a third capacitor element, wherein a gate of the third transistor is electrically connected to the scanning line, one of source and drain of the third transistor is electrically connected to the signal line, and the other of source and drain of the third transistor is electrically connected to the third pixel electrode, wherein a first electrode of the third capacitor element is electrically connected to the third capacitor wiring, and a second electrode of the third capacitor element is electrically connected to the third pixel electrode, wherein potentials of the first capacitor wiring and the second capacitor wiring change, and wherein a potential of the third capacitor wiring is almost constant. - View Dependent Claims (2, 3)
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4. A liquid crystal display device comprising:
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a pixel including a first sub-pixel, a second sub-pixel, and a third sub-pixel; a plurality of scanning lines including a first scanning line and a second scanning line which is different from the first scanning line; a signal line; a first capacitor wiring; and a second capacitor wiring, wherein the first sub-pixel includes a first pixel electrode, a first transistor, and a first capacitor element, wherein a gate of the first transistor is electrically connected to the first scanning line, one of source and drain of the first transistor is electrically connected to the signal line, and the other of source and drain of the first transistor is electrically connected to the first pixel electrode, wherein a first electrode of the first capacitor element is electrically connected to the first capacitor wiring, and a second electrode of the first capacitor element is electrically connected to the first pixel electrode, wherein the second sub-pixel includes a second pixel electrode, a second transistor, and a second capacitor element, wherein a gate of the second transistor is electrically connected to the first scanning line, one of source and drain of the second transistor is electrically connected to the signal line, and the other of source and drain of the second transistor is electrically connected to the second pixel electrode, wherein a first electrode of the second capacitor element is electrically connected to the second capacitor wiring, and a second electrode of the second capacitor element is electrically connected to the second pixel electrode, wherein the third sub-pixel includes a third pixel electrode, a third transistor, and a third capacitor element, wherein a gate of the third transistor is electrically connected to the first scanning line, one of source and drain of the third transistor is electrically connected to the signal line, and the other of source and drain of the third transistor is electrically connected to the third pixel electrode, wherein a first electrode of the third capacitor element is electrically connected to the second scanning line, and a second electrode of the third capacitor element is electrically connected to the third pixel electrode, and wherein potentials of the first capacitor wiring and the second capacitor wiring change. - View Dependent Claims (5, 6)
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7. A liquid crystal display device comprising:
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a pixel including a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, a scanning line; a signal line; a first capacitor wiring; a second capacitor wiring; a third capacitor wiring; and a fourth capacitor wiring, wherein the first sub-pixel includes a first pixel electrode, a first transistor, and a first capacitor element; wherein a gate of the first transistor is electrically connected to the scanning line, one of source and drain of the first transistor is electrically connected to the signal line, and the other of source and drain of the first transistor is electrically connected to the first pixel electrode; wherein a first electrode of the first capacitor element is electrically connected to the first capacitor wiring, and a second electrode of the first capacitor element is electrically connected to the first pixel electrode; wherein the second sub-pixel includes a second pixel electrode, a second transistor, and a second capacitor element; wherein a gate of the second transistor is electrically connected to the scanning line, one of source and drain of the second transistor is electrically connected to the signal line, and the other of source and drain of the second transistor is electrically connected to the second pixel electrode; wherein a first electrode of the second capacitor element is electrically connected to the second capacitor wiring, and a second electrode of the second capacitor element is electrically connected to the second pixel electrode; wherein the third sub-pixel includes a third pixel electrode, a third transistor, and a third capacitor element; wherein a gate of the third transistor is electrically connected to the scanning line, one of source and drain of the third transistor is electrically connected to the signal line, and the other of source and drain of the third transistor is electrically connected to the third pixel electrode; wherein a first electrode of the third capacitor element is electrically connected to the third capacitor wiring, and a second electrode of the third capacitor element is electrically connected to the third pixel electrode; wherein the fourth sub-pixel includes a fourth pixel electrode, a fourth transistor, and a fourth capacitor element; wherein a gate of the fourth transistor is electrically connected to the scanning line, one of source and drain of the fourth transistor is electrically connected to the signal line, and the other of source and drain of the fourth transistor is electrically connected to the fourth pixel electrode; wherein a first electrode of the fourth capacitor element is electrically connected to the fourth capacitor wiring, and a second electrode of the fourth capacitor element is electrically connected to the fourth pixel electrode; wherein potentials of the first capacitor wiring and the second capacitor wiring change; and wherein potentials of the third capacitor wiring and the fourth capacitor wiring are almost constant. - View Dependent Claims (8, 9)
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Specification