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    • 22. 发明授权
    • Display device
    • 显示设备
    • US07724231B2
    • 2010-05-25
    • US11384363
    • 2006-03-21
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • G09G3/36
    • 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 the 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; 以及基于第二电路接通的第二开关电路。
    • 23. 发明申请
    • Display device
    • 显示设备
    • US20070194973A1
    • 2007-08-23
    • US11702121
    • 2007-02-05
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • Takayuki NakaoHideo SatoMasahiro MakiToshio Miyazawa
    • H03M1/12
    • 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。
    • 24. 发明申请
    • Display device
    • 显示设备
    • US20070188672A1
    • 2007-08-16
    • US11703161
    • 2007-02-07
    • Hideo SatoShigeyuki NishitaniTakayuki NakaoMasahiro Maki
    • Hideo SatoShigeyuki NishitaniTakayuki NakaoMasahiro Maki
    • G02F1/1333
    • G09G3/3688G09G3/3677G09G2310/0289
    • A shift register circuit having a level conversion function is provided with a simple circuit configuration. Each basic circuit of the shift register circuit includes: a first transistor of a second conductivity type having a first electrode to which a second supply voltage is applied; a second transistor of the second conductivity type having a first electrode connected to a second electrode of the first transistor and a second electrode connected to an output node; a third transistor of a first conductivity type having a first electrode to which a first supply voltage is applied and a second electrode connected to the output node directly or through another transistor, the first conductivity type being different from the second conductivity type; and a fourth transistor of the first conductivity type having a first electrode to which the first supply voltage is applied and a second electrode connected to the second electrode of the third transistor, wherein a clock signal is supplied to a control electrode of the first transistor, a set signal is supplied to a control electrode of the second transistor, a clear signal is supplied to a control electrode of the third transistor, a reset signal is supplied to a control electrode of the fourth transistor, and a voltage of the output node is an output of a scanning circuit.
    • 具有电平转换功能的移位寄存器电路具有简单的电路配置。 移位寄存器电路的每个基本电路包括:具有施加第二电源电压的第一电极的第二导电类型的第一晶体管; 第二导电类型的第二晶体管具有连接到第一晶体管的第二电极的第一电极和连接到输出节点的第二电极; 第一导电类型的第三晶体管具有施加第一电源电压的第一电极和直接或通过另一晶体管连接到输出节点的第二电极,第一导电类型不同于第二导电类型; 以及第一导电类型的第四晶体管,具有施加第一电源电压的第一电极和连接到第三晶体管的第二电极的第二电极,其中时钟信号被提供给第一晶体管的控制电极, 向第二晶体管的控制电极提供置位信号,向第三晶体管的控制电极提供清除信号,将复位信号提供给第四晶体管的控制电极,输出节点的电压为 扫描电路的输出。
    • 25. 发明申请
    • Display device
    • 显示设备
    • US20050116654A1
    • 2005-06-02
    • US10998002
    • 2004-11-29
    • Hideo SatoTomohiko SatoMasahiro MakiTakayuki Nakao
    • Hideo SatoTomohiko SatoMasahiro MakiTakayuki Nakao
    • G02F1/133G09G3/10G09G3/20G09G3/36H04N5/66
    • G09G3/3688G09G3/3614G09G2310/0259G09G2310/027
    • Gamma correction of a video signal voltage applied to respective pixels of a display device can be accomplished without modulating a ramp voltage. The display device includes a common voltage generating circuit which selectively outputs a high-potential-side common voltage or a low-potential-side common voltage to common electrodes in response to an alternating signal, a data storage circuit, a reference data generating circuit which a ramp voltage generating circuit, a plurality of comparing circuits which compare data stored in the data storage circuit and the reference data generated by the reference data generating circuit, and a plurality of sampling circuits which sample the ramp voltage generated by the ramp voltage generating circuit in response to comparison results of the comparing circuits and output the sampled ramp voltage as a video signal voltage to respective video lines. The reference data generated by the reference data generating circuit is changed non-linearly with respect to time.
    • 可以在不调制斜坡电压的情况下实现施加到显示装置的各个像素的视频信号电压的伽马校正。 显示装置包括:公共电压发生电路,其响应于交变信号选择性地向公共电极输出高电位侧公共电压或低电位侧公共电压;数据存储电路,参考数据生成电路, 斜坡电压产生电路,将数据存储电路中存储的数据与由基准数据产生电路产生的参考数据进行比较的多个比较电路,以及对由斜坡电压产生电路产生的斜坡电压进行采样的多个采样电路 响应于比较电路的比较结果,并将采样的斜坡电压作为视频信号电压输出到各个视频线。 由参考数据产生电路产生的参考数据相对于时间非线性地改变。
    • 29. 发明授权
    • Display device
    • 显示设备
    • US07652653B2
    • 2010-01-26
    • US11522932
    • 2006-09-19
    • Takayuki NakaoHideo SatoMasahiro Maki
    • Takayuki NakaoHideo SatoMasahiro Maki
    • G09G3/36
    • G09G3/3677G09G2310/0286G09G2330/021G11C19/184G11C19/28
    • The present invention relates to a display device, and more particularly to a display device which includes a drive circuit having a CMOS shift register which is constituted of a CMOS circuit. The display device includes: a plurality of pixels; and a drive circuit, wherein the drive circuit includes a shift register that includes n(n≧2) basic circuits connected vertically in multiple rows, the basic circuit includes a first transistor having a first electrode to which a clock is applied, and a second transistor of a second conductive type which is different from the first transistor of the first conductive type in a conductive type and has a second electrode thereof connected to a second electrode of the first transistor and has a second power source voltage applied to a first electrode thereof, an input signal is applied to a control electrode of the first transistor and a control electrode of the second transistor, and the second electrode of the first transistor is connected to a scanning circuit output terminal.
    • 显示装置技术领域本发明涉及一种显示装置,更具体地涉及一种显示装置,其包括具有由CMOS电路构成的CMOS移位寄存器的驱动电路。 显示装置包括:多个像素; 以及驱动电路,其中所述驱动电路包括移位寄存器,所述移位寄存器包括垂直于多行连接的n(n> = 2)个基本电路,所述基本电路包括具有施加时钟的第一电极的第一晶体管, 第二导电类型的第二晶体管,其与导电类型的第一导电类型的第一晶体管不同,并且其第二电极连接到第一晶体管的第二电极,并且具有施加到第一电极的第二电源电压 输入信号被施加到第一晶体管的控制电极和第二晶体管的控制电极,第一晶体管的第二电极连接到扫描电路输出端子。