Liquid crystal display device and operating method thereof
First Claim
1. A liquid crystal display device, comprising:
- one or more data line on a substrate;
first and second gate lines crossing the one or more data line to form first and second pixels, the one or more data line providing an image signal to a first electrode of each of the first and second pixels, and the first and second gate lines providing first and second scan signals to the first and second pixels, respectively;
a first common voltage unit corresponding to the first gate line, the first common voltage unit for selectively applying a first common voltage to a second electrode of the first pixel via a first common voltage line in accordance with one of the first and second scan signals; and
a second common voltage unit corresponding to the second gate line, the second common voltage unit for selectively applying a second common voltage to a second electrode of the second pixel via a second common voltage line in accordance with another one of the first and second scan signals.
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Accused Products
Abstract
A liquid crystal display device includes one or more data line on a substrate; first and second gate lines crossing the one or more data line to form first and second pixels, the one or more data line providing an image signal to a first electrode of each of the first and second pixels, and the first and second gate lines providing first and second scan signals to the first and second pixels, respectively; a first common voltage unit corresponding to the first gate line, the first common voltage unit for selectively applying a first common voltage to a second electrode of the first pixel via a first common voltage line in accordance with one of the first and second scan signals; and a second common voltage unit corresponding to the second gate line, the second common voltage unit for selectively applying a second common voltage to a second electrode of the second pixel via a second common voltage line in accordance with another one of the first and second scan signals.
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Citations
28 Claims
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1. A liquid crystal display device, comprising:
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one or more data line on a substrate;
first and second gate lines crossing the one or more data line to form first and second pixels, the one or more data line providing an image signal to a first electrode of each of the first and second pixels, and the first and second gate lines providing first and second scan signals to the first and second pixels, respectively;
a first common voltage unit corresponding to the first gate line, the first common voltage unit for selectively applying a first common voltage to a second electrode of the first pixel via a first common voltage line in accordance with one of the first and second scan signals; and
a second common voltage unit corresponding to the second gate line, the second common voltage unit for selectively applying a second common voltage to a second electrode of the second pixel via a second common voltage line in accordance with another one of the first and second scan signals. - 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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a plurality of pixels arranged on a substrate;
a plurality of data lines and gate lines arranged on the substrate to form a matrix;
a first electrode and a second electrode provided on the respective pixels;
a plurality of common voltage units corresponding to the gate lines and selectively outputting a first common voltage or a second common voltage according to a scan signal applied via the gate lines; and
common electrodes and pixel electrodes respectively provided at the pixels for forming a horizontal electric field within the pixel, the common electrodes receiving a first common voltage or a second common voltage applied from the common voltage units, and the pixel electrodes receiving an image voltage applied via the data lines.
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22. A liquid crystal display device, which displays an image by driving a liquid crystal material by a difference between a common voltage and an image voltage, comprising:
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a substrate;
a plurality of rows of pixels arranged on the substrate;
a gate driving unit sequentially applying a scan signal to each of the rows of pixels;
a data driving unit applying an image voltage to the pixels in each row selected by the scan signal; and
a plurality of common voltage units provided at each row of pixels, each common voltage unit being driven by the scan signals applied to a previous row of pixels to charge a common voltage into a current row of pixels. - View Dependent Claims (23, 24)
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25. A method of driving a liquid crystal display device, comprising:
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providing an image signal to a first electrode of each of first and second pixels through one or more data line;
providing first and second scan signals to the first and second pixels respectively through first and second gate lines;
selectively applying a first common voltage outputted by a first common voltage unit corresponding to the first gate line to a second electrode of the first pixel via a first common voltage line in accordance with one of the first and second scan signals; and
selectively applying a second common voltage outputted by a second common voltage unit corresponding to the second gate line to a second electrode of the second pixel via a second common voltage line in accordance with another one of the first and second scan signals. - View Dependent Claims (26, 27, 28)
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Specification