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    • 2. 发明申请
    • Display device
    • US20090096732A1
    • 2009-04-16
    • US12314381
    • 2008-12-09
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • G09G3/36
    • H03K19/00315G09G3/3677G09G3/3688
    • The present invention provides a display device which can achieve the high breakdown voltage proof property, the enhancement of reliability or the expansion of the designing/process tolerance of transistors by the improvement of a circuit. A display device includes a plurality of pixels and a drive circuit which drives the plurality of pixels. The drive circuit includes a p-type first transistor which has a first electrode thereof connected to a first power source line to which a reference voltage V1 is applied, a p-type second transistor which has a first electrode thereof connected to a second electrode of the first transistor and a second electrode thereof connected to an output terminal thereof, an n-type third transistor which has a first electrode thereof connected to a second power source line to which a reference voltage V2 is applied, and an n-type fourth transistor which has a first electrode thereof connected to a second electrode of the third transistor and a second electrode thereof connected to an output terminal thereof. A first bias voltage Vcp is applied to a control electrode of the second transistor and a second bias voltage Vcn is applied to a control electrode of the fourth transistor. Further, a relationship V2
    • 3. 发明授权
    • Display device
    • 显示设备
    • US07477221B2
    • 2009-01-13
    • US11134381
    • 2005-05-23
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • G09G3/36
    • H03K19/00315G09G3/3677G09G3/3688
    • The present invention provides a display device which can achieve the high breakdown voltage proof property, the enhancement of reliability or the expansion of the designing/process tolerance of transistors by the improvement of a circuit. A display device includes a plurality of pixels and a drive circuit which drives the plurality of pixels. The drive circuit includes a p-type first transistor which has a first electrode thereof connected to a first power source line to which a reference voltage V1 is applied, a p-type second transistor which has a first electrode thereof connected to a second electrode of the first transistor and a second electrode thereof connected to an output terminal thereof, an n-type third transistor which has a first electrode thereof connected to a second power source line to which a reference voltage V2 is applied, and an n-type fourth transistor which has a first electrode thereof connected to a second electrode of the third transistor and a second electrode thereof connected to an output terminal thereof. A first bias voltage Vcp is applied to a control electrode of the second transistor and a second bias voltage Vcn is applied to a control electrode of the fourth transistor. Further, a relationship V2
    • 本发明提供了一种可以通过改进电路实现高耐击穿电压性能,提高可靠性或扩大晶体管的设计/工艺容差的显示装置。 显示装置包括多个像素和驱动多个像素的驱动电路。 驱动电路包括:p型第一晶体管,其具有连接到施加了参考电压V1的第一电源线的第一电极; p型第二晶体管,其第一电极连接到第二电极 连接到其输出端的第一晶体管和第二电极,具有连接到施加了参考电压V2的第二电源线的第一电极的n型第三晶体管和n型第四晶体管 其第一电极连接到第三晶体管的第二电极,第二电极连接到第三晶体管的输出端。 第一偏置电压Vcp被施加到第二晶体管的控制电极,第二偏置电压Vcn被施加到第四晶体管的控制电极。 此外,满足关系V2
    • 8. 发明授权
    • Display device
    • 显示设备
    • US08054264B2
    • 2011-11-08
    • US12314381
    • 2008-12-09
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • Toshio MiyazawaKazutaka GotoAtsushi Hasegawa
    • G09G3/36
    • H03K19/00315G09G3/3677G09G3/3688
    • The present invention provides a display device which can achieve the high breakdown voltage proof property, the enhancement of reliability or the expansion of the designing/process tolerance of transistors by the improvement of a circuit. A display device includes a plurality of pixels and a drive circuit which drives the plurality of pixels. The drive circuit includes a p-type first transistor which has a first electrode thereof connected to a first power source line to which a reference voltage V1 is applied, a p-type second transistor which has a first electrode thereof connected to a second electrode of the first transistor and a second electrode thereof connected to an output terminal thereof, an n-type third transistor which has a first electrode thereof connected to a second power source line to which a reference voltage V2 is applied, and an n-type fourth transistor which has a first electrode thereof connected to a second electrode of the third transistor and a second electrode thereof connected to an output terminal thereof. A first bias voltage Vcp is applied to a control electrode of the second transistor and a second bias voltage Vcn is applied to a control electrode of the fourth transistor. Further, a relationship V2
    • 本发明提供了一种可以通过改进电路实现高耐击穿电压性能,提高可靠性或扩大晶体管的设计/工艺容差的显示装置。 显示装置包括多个像素和驱动多个像素的驱动电路。 驱动电路包括:p型第一晶体管,其具有连接到施加了参考电压V1的第一电源线的第一电极; p型第二晶体管,其第一电极连接到第二电极 连接到其输出端的第一晶体管和第二电极,具有连接到施加了参考电压V2的第二电源线的第一电极的n型第三晶体管和n型第四晶体管 其第一电极连接到第三晶体管的第二电极,第二电极连接到第三晶体管的输出端。 第一偏置电压Vcp被施加到第二晶体管的控制电极,第二偏置电压Vcn被施加到第四晶体管的控制电极。 此外,满足关系V2