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    • 32. 发明申请
    • Display device and electronic equiipment
    • 显示设备和电子设备
    • US20080030437A1
    • 2008-02-07
    • US11878515
    • 2007-07-25
    • Yukihito IidaJunichi YamashitaKatsuhide Uchino
    • Yukihito IidaJunichi YamashitaKatsuhide Uchino
    • G09G3/30
    • G09G3/3233G09G2300/0819G09G2300/0842G09G2300/0866G09G2320/043
    • A display device is disclosed. The display device includes: a pixel array unit and a driving unit which drives the pixel array unit. The pixel array unit includes rows of scanning line, columns of signal lines, pixels in a matrix state arranged at portions where scanning lines and signal lines cross each other and power supply lines arranged corresponding to respective rows of pixels. The driving unit includes a main scanner performing line-sequential scanning to pixels by each row by supplying a control signal to each scanning line sequentially, a power supply scanner supplying a power supply voltage which is switched to a first potential and a second potential to each power supply line so as to correspond to the line-sequential scanning, and a signal selector supplying a signal potential and a reference potential to be video signal to columns of signal lines so as to correspond to the line-sequential scanning.
    • 公开了一种显示装置。 显示装置包括:像素阵列单元和驱动像素阵列单元的驱动单元。 像素阵列单元包括行扫描线,信号线列,矩阵状态的像素布置在扫描线和信号线彼此交叉的部分以及对应于各行像素排列的电源线。 驱动单元包括主扫描器,通过向每个扫描行顺序地提供控制信号,对每个行进行像素的行顺序扫描,向每个扫描线提供切换到第一电位和第二电位的电源电压 电源线,以对应于行顺序扫描,以及信号选择器,将信号电位和作为视频信号的参考电位提供给信号线的列,以对应于行顺序扫描。
    • 36. 发明授权
    • Display device, driving method thereof, and electronic apparatus
    • 显示装置,其驱动方法和电子装置
    • US08547308B2
    • 2013-10-01
    • US13067274
    • 2011-05-20
    • Yukihito IidaKatsuhide Uchino
    • Yukihito IidaKatsuhide Uchino
    • G09G3/30
    • G09G3/3258G09G3/3266G09G2300/0819G09G2320/043
    • A display device comprises a pixel array unit including a plurality of pixels, and power supply lines and a power supply scanner for supplying a power supply voltage switching between first and second potentials to each of the power supply lines, wherein each of the pixels includes a light emitting element, a sampling transistor, a driver transistor, and a holding capacitor. The sampling transistor samples a signal potential to be held in the holding capacitor, the driver transistor receives a supply of a current from the power supply scanner through the power supply line at a first potential and flows a drive current to the light emitting element in accordance with the held signal potential, and the power supply scanner changes the power supply line from the first potential to the second potential before the sampling transistors samples the signal potential.
    • 显示装置包括:包括多个像素的像素阵列单元;以及电源线和电源扫描器,用于向每个电源线提供在第一和第二电位之间切换的电源电压,其中每个像素包括 发光元件,采样晶体管,驱动晶体管和保持电容器。 采样晶体管对要保持在保持电容器中的信号电位进行采样,驱动晶体管以第一电位从电源扫描器接收来自电源扫描器的电流,并根据驱动晶体管将驱动电流流向发光元件 具有保持的信号电位,并且电源扫描器在采样晶体管对信号电位进行采样之前将电源线从第一电位改变到第二电位。
    • 37. 发明授权
    • Display device with power source supply scan circuits and driving method thereof
    • 具有电源扫描电路的显示装置及其驱动方法
    • US08305309B2
    • 2012-11-06
    • US12000128
    • 2007-12-10
    • Masatsugu TomidaYukihito IidaKatsuhide Uchino
    • Masatsugu TomidaYukihito IidaKatsuhide Uchino
    • G09G3/30
    • G09G3/3258G09G3/3233G09G2300/0819G09G2300/0842G09G2300/0861G09G2300/0866G09G2320/0223G09G2320/043
    • A display device includes a pixel array unit having pixels disposed in a matrix shape, each pixel including an electro-optical element, a write transistor for sampling and writing an input signal voltage, a holding capacitor for holding a signal voltage written by the write transistor, and a driver transistor for driving the electro-optical element in response to the signal voltage held in the holding capacitor. The display device further includes a scan circuit for selectively scanning each pixel in the pixel array unit at a row unit basis and a plurality of power source supply scan circuits for selectively supplying a first potential and a second potential lower than the first potential to a power supply line wired per each pixel row of the pixel array unit to supply current to the driver transistors, synchronously with scanning by the scan circuit.
    • 显示装置包括像素排列单元,其具有以矩阵形状设置的像素,每个像素包括电光元件,用于采样和写入输入信号电压的写入晶体管,用于保持由写入晶体管写入的信号电压的保持电容器 以及用于响应保持在保持电容器中的信号电压来驱动电光元件的驱动晶体管。 显示装置还包括扫描电路,用于以行单位为单位选择性地扫描像素阵列单元中的每个像素,以及多个电源供应扫描电路,用于选择性地将低于第一电位的第一电位和第二电位提供给功率 与像素阵列单元的每个像素行连线的电源线与扫描电路的扫描同步地向驱动器晶体管提供电流。