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    • 2. 发明授权
    • Display device and driving method of display device
    • 显示装置和显示装置的驱动方法
    • US08462093B2
    • 2013-06-11
    • US11569294
    • 2005-05-10
    • Masakazu KatoHiroyuki SakuraiKohichi Ohmura
    • Masakazu KatoHiroyuki SakuraiKohichi Ohmura
    • G02F1/133G09G3/36G09G3/20
    • G09G3/3614G09G3/3674G09G2320/0209G09G2320/0233
    • A IF inversion driving method writes signal voltage of the same polarity to a signal line over a 1F period, and therefore cannot prevent occurrence of crosstalk caused by coupling. Also, shading is caused. In an active matrix type liquid crystal display device including a pixel array unit 11 formed by two-dimensionally arranging pixels 20 in a form of a matrix, the pixel array unit 11 is divided into a plurality of areas (two areas 11A and 11B in a present example) in a vertical direction, while the plurality of areas being vertically scanned in order (alternately in the present example) in a unit of a row, pixels of the plurality of areas are selected in a unit of a row, and a video signal Vsig reversed in polarity in each H is written to the pixels of the selected row.
    • IF反相驱动方法在1F周期内向信号线写入相同极性的信号电压,因此不能防止由耦合引起的串扰的发生。 另外,造成阴影。 在包括以矩阵形式二维排列像素20形成的像素阵列单元11的有源矩阵型液晶显示装置中,像素阵列单元11被分成多个区域(两个区域11A和11B, 当前示例),在多个区域以行为单位依次垂直扫描(在本例中为交替示例)的情况下,以行为单位选择多个区域中的像素,并且视频 每个H中极性反转的信号Vsig被写入所选行的像素。
    • 3. 发明申请
    • Display Device and Driving Method of Display Device
    • 显示装置的显示装置和驱动方法
    • US20080284695A1
    • 2008-11-20
    • US11569294
    • 2005-05-10
    • Masakazu KatoHiroyuki SakuraiKohichi Ohmura
    • Masakazu KatoHiroyuki SakuraiKohichi Ohmura
    • G09G3/36
    • G09G3/3614G09G3/3674G09G2320/0209G09G2320/0233
    • A IF inversion driving method writes signal voltage of the same polarity to a signal line over a 1F period, and therefore cannot prevent occurrence of crosstalk caused by coupling. Also, shading is caused. In an active matrix type liquid crystal display device including a pixel array unit 11 formed by two-dimensionally arranging pixels 20 in a form of a matrix, the pixel array unit 11 is divided into a plurality of areas (two areas 11A and 11B in a present example) in a vertical direction, while the plurality of areas being vertically scanned in order (alternately in the present example) in a unit of a row, pixels of the plurality of areas are selected in a unit of a row, and a video signal Vsig reversed in polarity in each H is written to the pixels of the selected row.
    • IF反相驱动方法在1F周期内向信号线写入相同极性的信号电压,因此不能防止由耦合引起的串扰的发生。 另外,造成阴影。 在包括由矩阵二维排列像素20形成的像素阵列单元11的有源矩阵型液晶显示装置中,像素阵列单元11被分成多个区域(两个区域11A和11B 在本实施例中)沿着垂直方向,在多个区域以行为单位依次垂直扫描(在本例中为交替的方式)的情况下,以行为单位选择多个区域的像素,并且 将每个H中的极性反转的视频信号Vsig写入所选行的像素。
    • 4. 发明申请
    • Display device and driving method therefore
    • 因此显示装置和驱动方法
    • US20050001806A1
    • 2005-01-06
    • US10864398
    • 2004-06-10
    • Kohichi Ohmura
    • Kohichi Ohmura
    • G02F1/133G09G3/20G09G3/36G09G5/00
    • G09G3/3688G09G3/3614G09G3/3648G09G2310/0248G09G2320/0209
    • A display device according to the present invention includes: a horizontal driving circuit for sampling a video signal to signal lines Y in each horizontal period (1H); and a vertical driving circuit for sequentially scanning scanning lines X to select each row of pixels. A video signal is written to each selected row of pixels, and video signals for one field are retained. The horizontal driving circuit samples the video signal inverted in polarity in each H to the signal lines Y in each H, whereby an effect of capacitive coupling noise jumping from signal lines Y into pixels is cancelled. The vertical driving circuit sequentially scans the scanning lines X in every other H to select each row of pixels, and writes video signals of an identical polarity in the video signal inverted in polarity in each H to each selected row of pixels (1H thinned-out scanning) and retains the video signals of the identical polarity over one field.
    • 根据本发明的显示装置包括:水平驱动电路,用于在每个水平周期(1H)中对视频信号进行信号线Y的采样; 以及用于顺序地扫描扫描线X以选择每行像素的垂直驱动电路。 视频信号被写入每个所选择的像素行,并且保留一个场的视频信号。 水平驱动电路将每个H中的极性反转的视频信号取样为每个H中的信号线Y,从而消除从信号线Y跳入像素的电容耦合噪声的影响。 垂直驱动电路依次扫描每隔一个的扫描线X以选择每行像素,并且将每个H中的极性反转的视频信号中的相同极性的视频信号写入每个所选行的像素(1H减薄 扫描)并且在一个场中保持相同极性的视频信号。