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    • 6. 发明授权
    • Display device
    • 显示设备
    • US08284181B2
    • 2012-10-09
    • US12684317
    • 2010-01-08
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • G09G5/00
    • G09G3/3655
    • The present invention provides a display device which includes a common electrode drive circuit having the single channel constitution which can miniaturize a circuit scale without increasing elements compared to a conventional display device. A display device includes a plurality of pixels and a common electrode drive circuit. The common electrode drive circuit includes a plurality of basic circuits, wherein the basic circuit includes a first circuit which latches a first input signal at a point of time that a clock signal is changed to a first voltage level from a second voltage level; a second circuit which latches a second input signal at the point of time that the clock signal is changed to the first voltage level from the second voltage level; a first switching circuit which is turned on based on the first circuit and a second switching circuit which is turned on based on the voltage second circuit.
    • 本发明提供了一种显示装置,其包括具有单通道结构的公共电极驱动电路,其可以与常规显示装置相比能够使电路规模小型化而不增加元件。 显示装置包括多个像素和公共电极驱动电路。 公共电极驱动电路包括多个基本电路,其中基本电路包括第一电路,其在时钟信号从第二电压电平变为第一电压电平的时间点锁存第一输入信号; 第二电路,其在时钟信号从第二电压电平改变为第一电压电平的时间点锁存第二输入信号; 基于第一电路接通的第一开关电路和基于电压第二电路导通的第二开关电路。
    • 8. 发明授权
    • Display device
    • 显示设备
    • US07800575B2
    • 2010-09-21
    • US11702121
    • 2007-02-05
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • G09G3/36H03M1/12G11C19/00
    • G09G3/3688G09G3/3208G09G3/3677G09G2300/0408G09G2310/0289G09G2330/021G11C19/184G11C19/28
    • The present invention provides a display device which includes a drive circuit having a CMOS shift register circuit constituted of a simple CMOS circuit. A drive circuit includes a shift register circuit, and the shift register circuit includes n(n≧2) pieces of basic circuits which are connected vertically in multiple stages. The basic circuit includes a first transistor of a first conductive type having a first electrode to which a clock is applied, a second transistor of a second conductive type different from the first conductive type in a conductive type and having a first electrode to which a second power source voltage is applied, and a third transistor of a first conductive type having a second electrode which is connected to the second electrode of the second transistor and a first electrode to which a first power source voltage different from the second power source voltage is applied, wherein the second electrode of the first transistor is connected to a control electrode of the third transistor, an input signal is applied to a control electrode of the first transistor and a control electrode of the second transistor, and a voltage of the second electrode of the third transistor forms a scanning circuit output.
    • 本发明提供了一种显示装置,其包括具有由简单CMOS电路构成的CMOS移位寄存器电路的驱动电路。 驱动电路包括移位寄存器电路,并且移位寄存器电路包括多个垂直连接的n(n≥2)个基本电路。 基本电路包括具有第一电极的第一导电类型的第一晶体管,施加时钟的第一电极,与导电类型不同于第一导电类型的第二导电类型的第二晶体管,并具有第一电极, 施加电源电压,并且具有连接到第二晶体管的第二电极的第二电极的第一导电类型的第三晶体管和施加不同于第二电源电压的第一电源电压的第一电极 其中第一晶体管的第二电极连接到第三晶体管的控制电极,输入信号施加到第一晶体管的控制电极和第二晶体管的控制电极,第二电极的电压 第三晶体管形成扫描电路输出。
    • 10. 发明授权
    • Display device
    • 显示设备
    • US07277078B2
    • 2007-10-02
    • US10743736
    • 2003-12-24
    • Hideo SatoTomohiko SatoNorio MambaMasahiro MakiTakayuki Nakao
    • Hideo SatoTomohiko SatoNorio MambaMasahiro MakiTakayuki Nakao
    • G09G3/36
    • G09G3/3696G09G3/2014G09G3/3614G09G3/3688G09G2310/0259G09G2310/027G09G2310/0297G09G2320/0276
    • A display device, which is capable of performing gamma correction of a video signal voltage applied to respective pixels, includes a drive circuit which supplies a video signal voltage to a plurality of video signal lines. The drive circuit includes a storage circuit which stores display data inputted from the outside, a reference data generating circuit which generates reference data, a ramp voltage generating circuit, a plurality of comparing circuits which compare display data stored in the storage circuit and reference data generated by the reference data generating circuit, and a plurality of sampling circuits which sample the ramp voltage based on a result of comparison by the comparing circuit and which output the sampled ramp voltage as a video signal voltage to respective video signal lines, wherein the reference data generated by the reference data generating circuit is changed non-linearly with respect to time.
    • 能够对施加到各个像素的视频信号电压进行伽马校正的显示装置包括向多个视频信号线提供视频信号电压的驱动电路。 驱动电路包括存储从外部输入的显示数据的存储电路,产生参考数据的参考数据产生电路,斜坡电压产生电路,比较存储在存储电路中的显示数据和产生的参考数据的多个比较电路 以及多个采样电路,其基于比较电路的比较结果对斜坡电压进行采样,并将采样的斜坡电压作为视频信号电压输出到各个视频信号线,其中参考数据 由参考数据生成电路产生的时间相对于时间非线性地变化。