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    • 43. 发明授权
    • Organic light emitting display device
    • 有机发光显示装置
    • US08519914B2
    • 2013-08-27
    • US12869679
    • 2010-08-26
    • Yang-Wan Kim
    • Yang-Wan Kim
    • G09G3/30
    • G09G3/3233G09G3/3291G09G2300/0819G09G2300/0861G09G2320/0285G09G2320/0295G09G2320/045
    • An organic light emitting display device includes: pixels at crossing regions of scan lines, light emission control lines, sensing lines, and data lines; a sensor configured to extract deterioration information from organic light emitting diodes included in the pixels during a first sensing period and to extract threshold voltage and mobility information of driving transistors included in the pixels during a second sensing period; a converter configured to generate corrected data by changing input data based on the deterioration information and the threshold voltage and mobility information; and a data driver configured to supply data signals, the data signals being based on the corrected data during a driving period and being reference data signals during the second sensing period, wherein the sensor is configured to extract the threshold voltage and mobility information of the driving transistors using second electric currents from the pixels in response to the reference data signals.
    • 有机发光显示装置包括:扫描线,发光控制线,感测线和数据线的交叉区域的像素; 传感器,被配置为在第一感测周期期间从包括在像素中的有机发光二极管中提取劣化信息,并且在第二感测周期期间提取包括在像素中的驱动晶体管的阈值电压和迁移率信息; 转换器,被配置为通过基于劣化信息和阈值电压和移动信息改变输入数据来产生校正数据; 以及数据驱动器,被配置为提供数据信号,所述数据信号基于所述校正数据在驱动周期期间并且在所述第二感测周期期间作为参考数据信号,其中所述传感器被配置为提取所述驱动的阈值电压和移动性信息 晶体管响应于参考数据信号使用来自像素的第二电流。
    • 44. 发明授权
    • Demultiplexer, and light emitting display using the same and display panel thereof
    • 解复用器,以及使用其的发光显示器及其显示面板
    • US08174514B2
    • 2012-05-08
    • US11165788
    • 2005-06-23
    • Yang-Wan Kim
    • Yang-Wan Kim
    • G06F3/038
    • G09G3/3291G09G2310/0297
    • A demultiplexer, a light emitting display using the same, and a display panel thereof. The light emitting display includes: an image signal line for supplying a data signal for displaying an image through a plurality of first signal lines; a display area including a plurality of data lines for transmitting the data signal, a plurality of scan lines for transmitting a selection signal, and a plurality of pixels coupled to the data lines and the scan lines; a data driver for sequentially outputting a plurality of first control signals; a scan driver for sequentially applying the selection signal to the scan lines; and a demultiplexer including a plurality of switches for transmitting the data signal to at least two data lines in response to the first control signals. One of the first control signals is transmitted in at least two directions to switches in at least one of the switching units.
    • 解复用器,使用其的发光显示器及其显示面板。 发光显示器包括:图像信号线,用于通过多条第一信号线提供用于显示图像的数据信号; 显示区域,包括用于发送数据信号的多条数据线,用于发送选择信号的多条扫描线和耦合到数据线和扫描线的多个像素; 数据驱动器,用于顺序地输出多个第一控制信号; 用于将选择信号顺序地应用于扫描线的扫描驱动器; 以及解复用器,包括多个开关,用于响应于第一控制信号将数据信号发送到至少两条数据线。 第一控制信号中的一个在至少两个方向上被传送到至少一个开关单元中的开关。
    • 45. 发明申请
    • LIGHT EMITTING DISPLAY, DISPLAY PANEL, AND DRIVING METHOD THEREOF
    • 发光显示器,显示面板及其驱动方法
    • US20110210990A1
    • 2011-09-01
    • US13103000
    • 2011-05-06
    • Yang-Wan KimChoon-Yul OhKyoung-Do Kim
    • Yang-Wan KimChoon-Yul OhKyoung-Do Kim
    • G09G3/30G09G5/10
    • G09G3/3233G09G2300/043G09G2300/0819G09G2300/0842G09G2310/0251G09G2310/0262G09G2320/02G09G2320/0223G09G2320/043
    • A light emitting display including data lines for transmitting data voltages, scan lines for selecting select signals, and pixel circuits. The pixel circuit is coupled to a data line and a scan line. The pixel circuit includes a transistor including first, second, and third electrodes, wherein the third electrode outputs a current corresponding to a voltage between the first and second electrodes. A light emitting element coupled to the third electrode emits light corresponding to the current outputted by the third electrode. A first switch transmits a data voltage in response to a select signal from the scan line. A voltage compensator receives the data voltage transmitted by the first switch and a second power supply voltage and applies a compensated data voltage based on the data voltage, a first power supply voltage and the second power supply voltage to the first electrode of the transistor.
    • 包括用于传输数据电压的数据线,用于选择选择信号的扫描线和像素电路的发光显示器。 像素电路耦合到数据线和扫描线。 像素电路包括包括第一,第二和第三电极的晶体管,其中第三电极输出对应于第一和第二电极之间的电压的电流。 耦合到第三电极的发光元件发射对应于由第三电极输出的电流的光。 第一开关响应于来自扫描线的选择信号发送数据电压。 电压补偿器接收由第一开关发送的数据电压和第二电源电压,并且将基于数据电压的补偿数据电压,第一电源电压和第二电源电压施加到晶体管的第一电极。
    • 46. 发明申请
    • ORGANIC LIGHT EMITTING DISPLAY
    • 有机发光显示
    • US20110084955A1
    • 2011-04-14
    • US12838409
    • 2010-07-16
    • Yang-Wan Kim
    • Yang-Wan Kim
    • G06F3/038
    • G09G3/3283G09G3/3233G09G2300/0861G09G2320/0295G09G2320/045
    • An organic light emitting display is capable of displaying an image with desired brightness regardless of the deterioration of organic light emitting diodes (OLED) and the voltage reduction of a first power source. The organic light emitting display includes pixels positioned at crossing regions of scan lines, emission control lines, sensing lines, and data lines, a sensor for extracting information from the pixels on deterioration of organic light emitting diodes (OLEDs) and information on threshold voltages and mobilities of transistors of the pixels, a converter for changing supplied data to generate corrected data using the information on the deterioration of the OLEDs and the information on the threshold voltages and mobilities of the driving transistors, and a data driver for generating data signals to be supplied to the data lines using the corrected data.
    • 有机发光显示器能够显示具有期望亮度的图像,而不管有机发光二极管(OLED)的劣化和第一电源的电压降低。 有机发光显示器包括位于扫描线,发射控制线,感测线和数据线的交叉区域的像素,用于从有机发光二极管(OLED)的劣化上的像素提取信息的传感器以及关于阈值电压的信息,以及 像素的晶体管的迁移率,用于使用关于OLED的劣化的信息和关于驱动晶体管的阈值电压和迁移率的信息来改变提供的数据以产生校正数据的转换器,以及用于产生数据信号的数据驱动器 使用校正数据提供给数据线。
    • 48. 发明申请
    • PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE SAME
    • 像素和有机发光显示装置使用它
    • US20090309503A1
    • 2009-12-17
    • US12483859
    • 2009-06-12
    • Yang-Wan Kim
    • Yang-Wan Kim
    • G09G3/10H01J1/63
    • G09G3/3233G09G2300/0819G09G2300/0852G09G2300/0861G09G2320/043
    • A pixel for compensating for the threshold voltage of a drive transistor and the voltage drop of a first power source is provided. The pixel includes an organic light emitting diode; a driving transistor coupled between a first power source and the organic light emitting diode for controlling the current supplied to the organic light emitting diode; an emission control transistor coupled between a first electrode of the driving transistor and the first power source and configured to be turned off when a high light emission control signal is applied; a switching transistor coupled between a gate electrode of the driving transistor and a data line and configured to be turned on when a low scan signal is applied; a first capacitor coupled between the gate electrode of the driving transistor and the first electrode of the driving transistor; and a second capacitor coupled between the first electrode of the driving transistor and the first power source.
    • 提供了用于补偿驱动晶体管的阈值电压的像素和第一电源的电压降。 像素包括有机发光二极管; 耦合在第一电源和有机发光二极管之间的驱动晶体管,用于控制提供给有机发光二极管的电流; 耦合在所述驱动晶体管的第一电极和所述第一电源之间并被配置为在施加高发光控制信号时被截止的发光控制晶体管; 耦合在所述驱动晶体管的栅电极和数据线之间并且被配置为当施加低扫描信号时导通的开关晶体管; 耦合在驱动晶体管的栅电极和驱动晶体管的第一电极之间的第一电容器; 以及耦合在所述驱动晶体管的所述第一电极和所述第一电源之间的第二电容器。
    • 50. 发明申请
    • Organic electroluminescent display device
    • 有机电致发光显示装置
    • US20070118781A1
    • 2007-05-24
    • US11521849
    • 2006-09-14
    • Yang-Wan Kim
    • Yang-Wan Kim
    • G01R31/28
    • G09G3/3233G09G3/3291G09G2300/0819G09G2300/0852G09G2300/0861G09G2310/0248G09G2310/0275G09G2310/0297G09G2320/0238G09G2320/043
    • An organic electroluminescent display device employing a demultiplexer to reduce the number of output lines of a data driver. The display device uses the demultiplexer to store a data voltage in a data line, and supplies the stored data voltage to a pixel when a scan signal is applied, thereby displaying an image. Here, the data voltage supplied to the pixel is lowered because an electric charge is shared between a data line capacitor and a storage capacitor in the pixel. To compensate for the lowered data voltage, an auxiliary capacitor is provided for generating a compensation voltage. Here, the auxiliary capacitor increases the data voltage according to a level change of the scan signal. Therefore, a decrease in level of the voltage applied to the pixel is reduced or prevented so that DC/DC efficiency is enhanced without lowering a power supply voltage and a reference voltage.
    • 一种使用解复用器来减少数据驱动器的输出线数量的有机电致发光显示装置。 显示装置使用解复用器将数据电压存储在数据线中,并且当施加扫描信号时将存储的数据电压提供给像素,从而显示图像。 这里,由于在像素中的数据线电容器和存储电容器之间共用电荷,所以提供给像素的数据电压降低。 为了补偿降低的数据电压,提供辅助电容器用于产生补偿电压。 这里,辅助电容器根据扫描信号的电平变化来增加数据电压。 因此,降低或防止施加到像素的电压的电平降低,从而在不降低电源电压和参考电压的情况下增强DC / DC效率。