Display device
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Abstract
Display bright in contrast can be obtained without discrination and flicker in the display device of the direct vision type whose pixel pitches are short to 20 μm or less. A liquid crystal panel is driven through the frame inverse driving method, and the vertical frame frequency is set to 120 Hz or more. Also, each of the pixels is arranged to correspond to one of R, G and B of color filters disposed on a TFT substrate side.
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Citations
60 Claims
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1-40. -40. (canceled)
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41. An active matrix display device, comprising:
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a substrate having a plurality of gate signal lines, a plurality of source signal lines and a plurality of pixel electrodes disposed on the respective portions where the gate signal lines and the source signal lines cross each other, and a thin film transistor electrically connected to one of the plurality of pixel electrodes, wherein a first video signal is supplied to the one of the plurality of pixel electrodes through one of the plurality of source signal lines during a first frame period, wherein a second video signal of the polarity opposite to that of the first video signal is supplied to the one of the plurality of pixel electrodes through the one of the plurality of source signal lines during a second frame period subsequent to the first frame period, and wherein a frame frequency of the active matrix display device is 120 Hz or more. - View Dependent Claims (42, 43, 44, 45, 57, 58)
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46. An active matrix display device, comprising:
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a substrate having a plurality of gate signal lines, a plurality of source signal lines and a plurality of pixel electrodes disposed on the respective portions where the gate signal lines and the source signal lines cross each other, and a thin film transistor electrically connected to one of the plurality of pixel electrodes, wherein a video signal is supplied to one of the plurality of pixel electrodes through one of the plurality of source signal lines, wherein a polarity of the video signal changes for each one-frame period, and wherein a frame frequency of the active matrix display device is 120 Hz or more. - View Dependent Claims (47, 48, 49, 50, 59)
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51. An active matrix display device, comprising:
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a substrate including a plurality of gate signal lines, a plurality of source signal lines and a plurality of switching elements disposed on the respective portions where the gate signal lines and the source signal lines cross each other, wherein a video signal is supplied to one of the plurality of switching elements through one of the plurality of source signal lines, wherein a select signal which selects the video signal is supplied to the one of the plurality of switching elements through one of the plurality of gate signal lines, wherein the video signal selected by the select signal is supplied to a plurality of pixel electrodes through the one of the plurality of switching elements, wherein a polarity of the video signal changes for each one-frame period, and wherein a frame frequency of the active matrix display device is 120 Hz or more. - View Dependent Claims (52, 53, 54, 55, 56, 60)
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Specification