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    • 2. 发明申请
    • DISPLAY APPARATUS AND DRIVING METHOD THEREOF
    • 显示装置及其驱动方法
    • US20070075938A1
    • 2007-04-05
    • US11535167
    • 2006-09-26
    • Si-Duk SUNGKyong-Tae PARKNam-Deog KIMChun-Seok KO
    • Si-Duk SUNGKyong-Tae PARKNam-Deog KIMChun-Seok KO
    • G09G3/30
    • G09G3/3233G09G2300/0842G09G2310/0254G09G2310/04G09G2320/0261G09G2320/043
    • A display apparatus includes a plurality of pixels arranged in a matrix. Each pixel includes a light emitting device, a driving transistor for supplying a driving current to the light emitting device, a first switching transistor coupled with the control terminal of the driving transistor to transmit a data voltage, and a second switching transistor coupled with the control terminal of the driving transistor to transmit a reverse voltage. The first and second switching transistors are alternately coupled with scanning lines driven by one of two scanning drivers, and are alternately turned on at different times. The display apparatus periodically applies the reverse voltage to the driving transistors to turn off the diving transistors and to compensate for variation of the threshold voltage of the driving transistors.
    • 显示装置包括以矩阵形式布置的多个像素。 每个像素包括发光器件,用于向发光器件提供驱动电流的驱动晶体管,与驱动晶体管的控制端耦合以传输数据电压的第一开关晶体管,以及与控制器耦合的第二开关晶体管 驱动晶体管的端子传输反向电压。 第一和第二开关晶体管与由两个扫描驱动器之一驱动的扫描线交替耦合,并且在不同的时间交替地接通。 显示装置周期性地向驱动晶体管施加反向电压以关闭潜水晶体管并补偿驱动晶体管的阈值电压的变化。
    • 3. 发明申请
    • DISPLAY DEVICE AND DRIVING METHOD THEREOF
    • 显示装置及其驱动方法
    • US20070080907A1
    • 2007-04-12
    • US11539412
    • 2006-10-06
    • Kyong-Tae PARKSi-Duk SUNGNam-Deog KIM
    • Kyong-Tae PARKSi-Duk SUNGNam-Deog KIM
    • G09G3/30
    • G09G3/3233G09G2300/0842G09G2310/0254G09G2320/043
    • A display device includes a display panel including a plurality of scanning signal lines, a plurality of data lines and a plurality of pixels; a scan driver for applying a scanning signal to the scanning signal line; and a data driver for generating a data voltage including a normal data voltage and a reverse bias voltage, sequentially applying the normal data voltage to all pixels during a first period, and then applying a reverse bias voltage to all pixels during a second period which is shorter than the first period. Each pixel includes a switching transistor which is connected to one of the scanning signal lines and one of the data lines, a driving transistor electrically connected to the switching transistor, and an organic light emitting diode which is connected to the driving transistor.
    • 显示装置包括:显示面板,包括多条扫描信号线,多条数据线和多个像素; 扫描驱动器,用于向扫描信号线施加扫描信号; 以及数据驱动器,用于产生包括正常数据电压和反向偏置电压的数据电压,在第一周期期间顺序地将正常数据电压施加到所有像素,然后在第二周期期间向所有像素施加反向偏置电压, 比第一期短。 每个像素包括连接到扫描信号线之一和数据线之一的开关晶体管,电连接到开关晶体管的驱动晶体管和连接到驱动晶体管的有机发光二极管。
    • 4. 发明申请
    • DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    • 显示装置及其制造方法
    • US20070216299A1
    • 2007-09-20
    • US11688342
    • 2007-03-20
    • Kyong-Tae PARKChun-Seok KO
    • Kyong-Tae PARKChun-Seok KO
    • H01J1/62
    • H01L27/3276H05K1/142H05K1/147
    • A display device includes a display panel including a plurality of pixels, a printed circuit board driving the display panel, a flexible printed circuit and a driving package. The flexible printed circuit includes an input unit attached to a top surface of the printed circuit board and an output unit attached to the display panel. The driving package includes an input unit attached to the top surface of the printed circuit board and an output unit attached to the display panel. A length from a central portion of the driving package to the input unit of the driving package is larger than a length from a central portion of the flexible printed circuit to the input unit of the flexible printed circuit.
    • 显示装置包括包括多个像素的显示面板,驱动显示面板的印刷电路板,柔性印刷电路和驱动组件。 柔性印刷电路包括附接到印刷电路板的顶表面的输入单元和附接到显示面板的输出单元。 驱动包装包括附接到印刷电路板的顶表面的输入单元和附接到显示面板的输出单元。 从驱动包装的中心部分到驱动包装的输入单元的长度大于从柔性印刷电路的中心部分到柔性印刷电路的输入单元的长度。
    • 5. 发明申请
    • METHOD FOR COMPENSATING VOLTAGE DROP OF DISPLAY DEVICE, SYSTEM FOR VOLTAGE DROP COMPENSATION AND DISPLAY DEVICE INCLUDING THE SAME
    • 用于补偿显示装置的电压下降的方法,用于电压补偿的系统和包括其的显示装置
    • US20100149162A1
    • 2010-06-17
    • US12505392
    • 2009-07-17
    • Kyong-Tae PARKYoung-II KIM
    • Kyong-Tae PARKYoung-II KIM
    • G06F3/038
    • G09G3/2007
    • The present invention relates to a method for compensating voltage drop of a display device, a system for voltage drop compensation, and a display device including the same. A method for compensating a voltage drop of a display device including a display panel, a maximum compensation voltage table MLEC LUT for voltage compensation when a voltage drop is a maximum in the display panel, and a voltage drop coefficient table LEC LUT representing voltage drop coefficients with respect to total output currents during one frame according to an embodiment of the present invention comprises: receiving an input image signal; gamma-converting the input image signal to obtain a pre-compensation data voltage; obtaining a first total output current flowing in all pixels PX of the display panel during one frame based on the input image signal; obtaining a first voltage drop compensation voltage V_LEC based on the voltage drop coefficient table LEC LUT and the maximum compensation voltage table MLEC LUT; and adding the first voltage drop compensation voltage V_LEC to the pre-compensation data voltage to obtain the post-compensation data voltage.
    • 本发明涉及一种用于补偿显示装置的电压降的方法,一种用于电压降补偿的系统,以及包括该方法的显示装置。 一种用于补偿包括显示面板的显示装置的电压降的方法,当显示面板中的电压降最大时,用于电压补偿的最大补偿电压表MLEC LUT以及表示电压降系数的压降系数表LEC LUT 根据本发明的实施例,相对于一帧期间的总输出电流包括:接收输入图像信号; 伽马转换输入图像信号以获得预补偿数据电压; 基于所述输入图像信号获得在一帧期间在所述显示面板的所有像素PX中流动的第一总输出电流; 基于电压降系数表LEC LUT和最大补偿电压表MLEC LUT获得第一电压降补偿电压V_LEC; 并将第一电压降补偿电压V_LEC添加到预补偿数据电压以获得补偿后数据电压。
    • 9. 发明申请
    • METHOD AND SYSTEM OF GENERATING GAMMA DATA OF DISPLAY DEVICE
    • 产生显示设备的伽马数据的方法和系统
    • US20090262114A1
    • 2009-10-22
    • US12326718
    • 2008-12-02
    • Kyong-Tae PARKHyo-Seok Kim
    • Kyong-Tae PARKHyo-Seok Kim
    • G06T11/20
    • H04N9/69
    • The present invention relates to a gamma data generation method of a display device. In the method, gamma data including red gamma data, green gamma data, and blue gamma data is determined. A target luminance and a target color coordinate of a first reference gray are determined. Then, an image is displayed on a display device based on red, green, and blue input image signals for a first reference gray, and a first luminance and a first color coordinate from the image are measured. Then, it is determined whether a coordinate difference between the first color coordinate and the target color coordinate and a luminance difference between the first luminance and the target luminance are in an allowable error range or not. The first luminance and the first color coordinate are converted to a first coordinate of a CIE XYZ coordinate system, and the target luminance and the target color coordinate are converted to a target coordinate of the CIE XYZ coordinate system if the coordinate difference and the luminance difference are not in the allowable error range. Finally, the red gamma data, the green gamma data, or the blue gamma data is corrected so that a red luminance, a green luminance, or a blue luminance of the image is changed according to a comparison of the first coordinate of the CIE XYZ coordinate system with the target coordinate of the CIE XYZ coordinate system.
    • 本发明涉及显示装置的伽马数据生成方法。 在该方法中,确定包括红色伽马数据,绿色伽马数据和蓝色伽马数据的伽马数据。 确定第一参考灰度的目标亮度和目标色坐标。 然后,基于用于第一参考灰色的红色,绿色和蓝色输入图像信号在显示装置上显示图像,并且测量来自图像的第一亮度和第一颜色坐标。 然后,确定第一颜色坐标和目标色坐标之间的坐标差和第一亮度与目标亮度之间的亮度差是否在可允许的误差范围内。 将第一亮度和第一颜色坐标转换为CIE XYZ坐标系的第一坐标,并且如果坐标差和亮度差异,则目标亮度和目标色坐标被转换为CIE XYZ坐标系的目标坐标 不在允许的误差范围内。 最后,校正红色伽马数据,绿色伽马数据或蓝色伽马数据,使得根据CIE XYZ的第一坐标的比较来改变图像的红色亮度,绿色亮度或蓝色亮度 坐标系与CIE XYZ坐标系的目标坐标。