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    • 1. 发明授权
    • Method of driving liquid-crystal display elements
    • 驱动液晶显示元件的方法
    • US5424753A
    • 1995-06-13
    • US164678
    • 1993-12-09
    • Katsumi KitagawaHiroyuki OkimotoShyunichi Sato
    • Katsumi KitagawaHiroyuki OkimotoShyunichi Sato
    • G09G3/20G09G3/36
    • G09G3/367G09G3/3648G09G2310/0248G09G2320/0209G09G2320/0219G09G3/2011G09G3/2014G09G3/2018
    • A display device has first and second substrates, a liquid-crystal layer, pixel electrodes arranged on the first substrate, a plurality of semiconductor active elements connected to the pixel electrodes, signal lines for supplying drive signals to the active elements, and a plurality of opposing electrodes arranged on the second substrate. Each pixel electrode, that portion of each opposing electrode which overlaps the pixel electrode, and that portion of the liquid-crystal layer which is sandwiched between the pixel electrode and said that portion of the opposing electrode form a pixel. A voltage having a positive or negative value according to the image data is applied between the input terminal of the semiconductor active element and said at least one of the opposing electrode, for a selecting period. Also, a voltage having such a waveform that at least two components thereof which are positive and negative with respect to a non-selecting potential which the scan signal has during the non-selecting period, said at least two component having substantially the same area, is applied between the input terminal of the semiconductor active element connected to said at least one of the pixel electrodes and said at least one of the opposing electrode, for the non-selecting period.
    • 显示装置具有第一和第二基板,液晶层,布置在第一基板上的像素电极,连接到像素电极的多个半导体有源元件,用于向有源元件提供驱动信号的信号线,以及多个 布置在第二基板上的相对电极。 每个像素电极,与像素电极重叠的每个相对电极的部分和夹在像素电极和该对置电极的该部分之间的液晶层的部分形成像素。 在选择期间,在半导体有源元件的输入端和所述至少一个相对电极之间施加根据图像数据具有正值或负值的电压。 此外,具有这样的波形的电压,其中至少两个分量相对于扫描信号在非选择期间具有的非选择电位为正和负,所述至少两个分量具有基本上相同的面积, 用于在非选择时段中连接到所述至少一个像素电极和所述至少一个相对电极的半导体有源元件的输入端子之间。
    • 3. 发明授权
    • Liquid crystal display device having non-display area with reduced width
    • 具有减小宽度的非显示区域的液晶显示装置
    • US06747724B2
    • 2004-06-08
    • US09910752
    • 2001-07-23
    • Eiichi OnakaShinichi KatoKatsumi Kitagawa
    • Eiichi OnakaShinichi KatoKatsumi Kitagawa
    • G02F11345
    • G02F1/1345
    • Right end portions of upper half lines in the scanning signal lines are connected to a semiconductor integrated circuit device via leading lines provided on a right side thereof, and left end portions of lower half lines in the scanning signal lines are connected to a semiconductor integrated circuit device via leading lines provided on a left side thereof. Therefore, the size of a liquid crystal display device in a widthwise direction thereof can be reduced. Also, since crossing points of the leading lines connected to the scanning signal lines are arranged outside the right side edge portion and a left side edge portion of a light shielding film, such a drawback can be prevented from occurring that ionic impurities eluted from the sealing member due a potential difference between the leading lines and the light shielding film corrode the leading lines.
    • 扫描信号线的上半行的右端部通过设置在其右侧的前导线与半导体集成电路装置连接,扫描信号线的下半部的左端部与半导体集成电路 设备通过设置在其左侧的引导线。 因此,可以减小液晶显示装置的宽度方向的尺寸。 此外,由于连接到扫描信号线的前导线的交叉点被布置在右侧边缘部分和遮光膜的左侧边缘部分的外侧,所以可以防止出现这样的缺点:离子杂质从密封件 由于导线和遮光膜之间的潜在差异导致了导线的腐蚀。