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    • 1. 发明申请
    • Display device
    • 显示设备
    • US20070132703A1
    • 2007-06-14
    • US11637723
    • 2006-12-13
    • Hiroko SehataHiroaki AsumaAtsushi HasegawaNorio MambaYukari Katayama
    • Hiroko SehataHiroaki AsumaAtsushi HasegawaNorio MambaYukari Katayama
    • G09G3/36
    • G09G3/3614G09G3/3688G09G2310/04G09G2330/021
    • To take aim at low power consumption when controlling display/non-display in an arbitrary area. A display panel including a plurality of scanning lines and a plurality of signal lines, and a drive circuit which drives the display panel are provided, and the drive circuit has shift resister circuits sequentially outputting the first to the order of “n” (n≧2) shift pulses at each prescribed period based on transfer clocks to be inputted, “n” pieces of first transistors in which the first to the order of “n” shift pulses outputted from the shift resister circuits are applied to gates respectively, and “n” pieces of signal line scanning circuits, and the respective first transistors perform sampling of scanning line drive clocks and output them as scanning voltages for the first to the order of “n” scanning lines based on the first to the order of “n” shift pulses outputted from the shift register circuits, and the respective signal line scanning circuits output the prescribed voltages for a first to the order of “n” signal lines based on the first to the order of “n” shift pulses outputted from the shift register circuit, an alternation signal, an inverting alternation signal and the transfer clocks.
    • 在任意区域控制显示/非显示时,要瞄准低功耗。 提供了包括多条扫描线和多条信号线的显示面板以及驱动显示面板的驱动电路,驱动电路具有按顺序输出“n”(n> = 2)基于要输入的传送时钟在每个规定周期移位脉冲,分别将从移位寄存器电路输出的“n”个移位脉冲的第一到第一数量级的“n”个第一晶体管分别施加到门,以及 “n”条信号线扫描电路,并且各个第一晶体管执行扫描线驱动时钟的采样,并将它们作为“n”条扫描线的第一级到第n级扫描线的扫描电压,并以“n” “从移位寄存器电路输出的移位脉冲,并且各信号线扫描电路基于”n“个移位脉冲的第一个到第n个次级输出规定的电压为”n“个信号线的顺序 从移位寄存器电路输出,交替信号,反相交替信号和传送时钟。
    • 2. 发明授权
    • Manufacturing method of liquid crystal display device
    • 液晶显示装置的制造方法
    • US07968357B2
    • 2011-06-28
    • US12662961
    • 2010-05-13
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • H01L21/00
    • G02F1/133345G02F1/133305G02F1/133504G02F1/133555G02F1/134363G02F1/136213G02F1/136227G02F1/1368G02F2001/13685H01L27/124H01L27/1248H01L29/78675
    • The present invention provides a liquid crystal display device having a large holding capacitance in the inside of a pixel. A liquid crystal display device includes a first substrate, a second substrate arranged to face the first substrate in an opposed manner, and liquid crystal sandwiched between the first substrate and the second substrate. The first substrate includes a video signal line, a pixel electrode, a thin film transistor having a first electrode thereof connected to the video signal line and a second electrode thereof connected to the pixel electrode, a first silicon nitride film formed above the second electrode, an organic insulation film formed above the first silicon nitride film, a capacitance electrode formed above the organic insulation film, and a second silicon nitride film formed above the capacitance electrode and below the pixel electrode. The second silicon nitride film is a film which is formed at a temperature lower than a forming temperature of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film form a contact hole therein by etching both of the first silicon nitride film and the second silicon nitride film collectively by dry etching. The second electrode and the pixel electrode are connected to each other via the contact hole. A potential different from a potential applied to the pixel electrode is applied to the capacitance electrode, and a holding capacitance is formed by the pixel electrode, the second silicon nitride film and the capacitance electrode.
    • 本发明提供一种在像素内部具有大的保持电容的液晶显示装置。 液晶显示装置包括第一基板,以相对的方式与第一基板相对地布置的第二基板和夹在第一基板和第二基板之间的液晶。 第一基板包括视频信号线,像素电极,具有连接到视频信号线的第一电极的薄膜晶体管和连接到像素电极的第二电极,形成在第二电极上方的第一氮化硅膜, 形成在第一氮化硅膜上方的有机绝缘膜,形成在有机绝缘膜上方的电容电极和形成在电容电极上方和像素电极下方的第二氮化硅膜。 第二氮化硅膜是在低于第一氮化硅膜的形成温度的温度下形成的膜。 第一氮化硅膜和第二氮化硅膜通过干法蚀刻同时蚀刻第一氮化硅膜和第二氮化硅膜两者而形成接触孔。 第二电极和像素电极经由接触孔相互连接。 将施加到像素电极的电位不同的电位施加到电容电极,并且由像素电极,第二氮化硅膜和电容电极形成保持电容。
    • 4. 发明申请
    • Liquid crystal display device
    • 液晶显示装置
    • US20070298538A1
    • 2007-12-27
    • US11802385
    • 2007-05-22
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • H01L21/00
    • G02F1/133345G02F1/133305G02F1/133504G02F1/133555G02F1/134363G02F1/136213G02F1/136227G02F1/1368G02F2001/13685H01L27/124H01L27/1248H01L29/78675
    • The present invention provides a liquid crystal display device having a large holding capacitance in the inside of a pixel. A liquid crystal display device includes a first substrate, a second substrate arranged to face the first substrate in an opposed manner, and liquid crystal sandwiched between the first substrate and the second substrate. The first substrate includes a video signal line, a pixel electrode, a thin film transistor having a first electrode thereof connected to the video signal line and a second electrode thereof connected to the pixel electrode, a first silicon nitride film formed above the second electrode, an organic insulation film formed above the first silicon nitride film, a capacitance electrode formed above the organic insulation film, and a second silicon nitride film formed above the capacitance electrode and below the pixel electrode. The second silicon nitride film is a film which is formed at a temperature lower than a forming temperature of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film form a contact hole therein by etching both of the first silicon nitride film and the second silicon nitride film collectively by dry etching. The second electrode and the pixel electrode are connected to each other via the contact hole. A potential different from a potential applied to the pixel electrode is applied to the capacitance electrode, and a holding capacitance is formed by the pixel electrode, the second silicon nitride film and the capacitance electrode.
    • 本发明提供一种在像素内部具有大的保持电容的液晶显示装置。 液晶显示装置包括第一基板,以相对的方式与第一基板相对地布置的第二基板和夹在第一基板和第二基板之间的液晶。 第一基板包括视频信号线,像素电极,具有连接到视频信号线的第一电极的薄膜晶体管和连接到像素电极的第二电极,形成在第二电极上方的第一氮化硅膜, 形成在第一氮化硅膜上方的有机绝缘膜,形成在有机绝缘膜上方的电容电极和形成在电容电极上方和像素电极下方的第二氮化硅膜。 第二氮化硅膜是在低于第一氮化硅膜的形成温度的温度下形成的膜。 第一氮化硅膜和第二氮化硅膜通过干法蚀刻同时蚀刻第一氮化硅膜和第二氮化硅膜两者而形成接触孔。 第二电极和像素电极经由接触孔相互连接。 将施加到像素电极的电位不同的电位施加到电容电极,并且由像素电极,第二氮化硅膜和电容电极形成保持电容。
    • 5. 发明申请
    • Manufacturing method of liquid crystal display device
    • 液晶显示装置的制造方法
    • US20100227425A1
    • 2010-09-09
    • US12662961
    • 2010-05-13
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • H01L21/04
    • G02F1/133345G02F1/133305G02F1/133504G02F1/133555G02F1/134363G02F1/136213G02F1/136227G02F1/1368G02F2001/13685H01L27/124H01L27/1248H01L29/78675
    • The present invention provides a liquid crystal display device having a large holding capacitance in the inside of a pixel. A liquid crystal display device includes a first substrate, a second substrate arranged to face the first substrate in an opposed manner, and liquid crystal sandwiched between the first substrate and the second substrate. The first substrate includes a video signal line, a pixel electrode, a thin film transistor having a first electrode thereof connected to the video signal line and a second electrode thereof connected to the pixel electrode, a first silicon nitride film formed above the second electrode, an organic insulation film formed above the first silicon nitride film, a capacitance electrode formed above the organic insulation film, and a second silicon nitride film formed above the capacitance electrode and below the pixel electrode. The second silicon nitride film is a film which is formed at a temperature lower than a forming temperature of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film form a contact hole therein by etching both of the first silicon nitride film and the second silicon nitride film collectively by dry etching. The second electrode and the pixel electrode are connected to each other via the contact hole. A potential different from a potential applied to the pixel electrode is applied to the capacitance electrode, and a holding capacitance is formed by the pixel electrode, the second silicon nitride film and the capacitance electrode.
    • 本发明提供一种在像素内部具有大的保持电容的液晶显示装置。 液晶显示装置包括第一基板,以相对的方式与第一基板相对地布置的第二基板和夹在第一基板和第二基板之间的液晶。 第一基板包括视频信号线,像素电极,具有连接到视频信号线的第一电极的薄膜晶体管和连接到像素电极的第二电极,形成在第二电极上方的第一氮化硅膜, 形成在第一氮化硅膜上方的有机绝缘膜,形成在有机绝缘膜上方的电容电极和形成在电容电极上方和像素电极下方的第二氮化硅膜。 第二氮化硅膜是在低于第一氮化硅膜的形成温度的温度下形成的膜。 第一氮化硅膜和第二氮化硅膜通过干法蚀刻同时蚀刻第一氮化硅膜和第二氮化硅膜两者而形成接触孔。 第二电极和像素电极经由接触孔相互连接。 将施加到像素电极的电位不同的电位施加到电容电极,并且由像素电极,第二氮化硅膜和电容电极形成保持电容。
    • 7. 发明授权
    • Manufacturing method of liquid crystal display device
    • 液晶显示装置的制造方法
    • US08377765B2
    • 2013-02-19
    • US13067281
    • 2011-05-20
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • Hideo TanabeMasaru TakabatakeToshiki KanekoAtsushi HasegawaHiroko Sehata
    • H01L21/00
    • G02F1/133345G02F1/133305G02F1/133504G02F1/133555G02F1/134363G02F1/136213G02F1/136227G02F1/1368G02F2001/13685H01L27/124H01L27/1248H01L29/78675
    • The present invention provides a liquid crystal display device having a large holding capacitance in the inside of a pixel. A liquid crystal display device includes a first substrate, a second substrate arranged to face the first substrate in an opposed manner, and liquid crystal sandwiched between the first substrate and the second substrate. The first substrate includes a video signal line, a pixel electrode, a thin film transistor having a first electrode thereof connected to the video signal line and a second electrode thereof connected to the pixel electrode, a first silicon nitride film formed above the second electrode, an organic insulation film formed above the first silicon nitride film, a capacitance electrode formed above the organic insulation film, and a second silicon nitride film formed above the capacitance electrode and below the pixel electrode. The second silicon nitride film is a film which is formed at a temperature lower than a forming temperature of the first silicon nitride film. The first silicon nitride film and the second silicon nitride film form a contact hole therein by etching both of the first silicon nitride film and the second silicon nitride film collectively by dry etching. The second electrode and the pixel electrode are connected to each other via the contact hole. A potential different from a potential applied to the pixel electrode is applied to the capacitance electrode, and a holding capacitance is formed by the pixel electrode, the second silicon nitride film and the capacitance electrode.
    • 本发明提供一种在像素内部具有大的保持电容的液晶显示装置。 液晶显示装置包括第一基板,以相对的方式与第一基板相对地布置的第二基板和夹在第一基板和第二基板之间的液晶。 第一基板包括视频信号线,像素电极,具有连接到视频信号线的第一电极的薄膜晶体管和连接到像素电极的第二电极,形成在第二电极上方的第一氮化硅膜, 形成在第一氮化硅膜上方的有机绝缘膜,形成在有机绝缘膜上方的电容电极和形成在电容电极上方和像素电极下方的第二氮化硅膜。 第二氮化硅膜是在低于第一氮化硅膜的形成温度的温度下形成的膜。 第一氮化硅膜和第二氮化硅膜通过干法蚀刻同时蚀刻第一氮化硅膜和第二氮化硅膜两者而形成接触孔。 第二电极和像素电极经由接触孔相互连接。 将施加到像素电极的电位不同的电位施加到电容电极,并且由像素电极,第二氮化硅膜和电容电极形成保持电容。