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1. 发明授权

US07414599B2 Organic light emitting device pixel circuit and driving method therefor 有权
标题翻译：有机发光器件像素电路及其驱动方法
公开(公告)号：US07414599B2
公开(公告)日：2008-08-19
申请号：US10886014
申请日：2004-07-06
申请人： Ho-Kyoon Chung , Yang-Wan Kim , Choon-Yul Oh , Oh-Kyong Kwon , Sang-Moo Choi
发明人： Ho-Kyoon Chung , Yang-Wan Kim , Choon-Yul Oh , Oh-Kyong Kwon , Sang-Moo Choi
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2320/043 , G09G2320/045
摘要： A pixel circuit in an organic light emitting device capable of realizing high gradation representation by self-compensating a threshold voltage, and a method for driving the same. The pixel circuit includes an electroluminescent element for emitting light in response to an applied driving current. A first transistor delivers a data signal voltage in response to a current scan line signal. A second transistor generates a driving current to drive the electroluminescent element in response to the data signal voltage. A third transistor connects the second transistor in the form of a diode in response to a current scan signal to self-compensate the threshold voltage of the second transistor. A capacitor stores the data signal voltage delivered to the second transistor. A fourth transistor delivers a power supply voltage to the second transistor in response to a current light-emitting signal. A fifth transistor provides the driving current, provided from the second transistor, for the electroluminescent element in response to the current light-emitting signal.
摘要翻译：能够通过自补偿阈值电压来实现高灰度表示的有机发光装置中的像素电路及其驱动方法。像素电路包括用于响应于施加的驱动电流发光的电致发光元件。第一晶体管响应于当前的扫描线信号传送数据信号电压。第二晶体管响应于数据信号电压产生驱动电流以驱动电致发光元件。第三晶体管响应于当前扫描信号而以二极管的形式连接第二晶体管，以自补偿第二晶体管的阈值电压。电容器存储传送到第二晶体管的数据信号电压。第四晶体管响应于当前的发光信号而向第二晶体管提供电源电压。响应于当前的发光信号，第五晶体管提供从第二晶体管提供的用于电致发光元件的驱动电流。

2. 发明申请

US20050017934A1 Organic light emitting device pixel circuit and driving method therefor 有权
标题翻译：有机发光器件像素电路及其驱动方法
公开(公告)号：US20050017934A1
公开(公告)日：2005-01-27
申请号：US10886014
申请日：2004-07-06
申请人： Ho-Kyoon Chung , Yang-Wan Kim , Choon-Yul Oh , Oh-Kyong Kwon , Sang-Moo Choi
发明人： Ho-Kyoon Chung , Yang-Wan Kim , Choon-Yul Oh , Oh-Kyong Kwon , Sang-Moo Choi
IPC分类号： H01L51/50 , G09F9/30 , G09G3/20 , G09G3/30 , H05B33/08 , H05B33/14 , G09G3/32
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2320/043 , G09G2320/045
摘要： A pixel circuit in an organic light emitting device capable of realizing high gradation representation by self-compensating a threshold voltage, and a method for driving the same. The pixel circuit includes an electroluminescent element for emitting light in response to an applied driving current. A first transistor delivers a data signal voltage in response to a current scan line signal. A second transistor generates a driving current to drive the electroluminescent element in response to the data signal voltage. A third transistor connects the second transistor in the form of a diode in response to a current scan signal to self-compensate the threshold voltage of the second transistor. A capacitor stores the data signal voltage delivered to the second transistor. A fourth transistor delivers a power supply voltage to the second transistor in response to a current light-emitting signal. A fifth transistor provides the driving current, provided from the second transistor, for the electroluminescent element in response to the current light-emitting signal.
摘要翻译：能够通过自补偿阈值电压来实现高灰度表示的有机发光装置中的像素电路及其驱动方法。像素电路包括用于响应于施加的驱动电流发光的电致发光元件。第一晶体管响应于当前的扫描线信号传送数据信号电压。第二晶体管响应于数据信号电压产生驱动电流以驱动电致发光元件。第三晶体管响应于当前扫描信号而以二极管的形式连接第二晶体管，以自补偿第二晶体管的阈值电压。电容器存储传送到第二晶体管的数据信号电压。第四晶体管响应于当前的发光信号而向第二晶体管提供电源电压。响应于当前的发光信号，第五晶体管提供从第二晶体管提供的用于电致发光元件的驱动电流。

3. 发明授权

US07365742B2 Light emitting display and driving method thereof 有权
标题翻译：发光显示及其驱动方法
公开(公告)号：US07365742B2
公开(公告)日：2008-04-29
申请号：US10963389
申请日：2004-10-11
申请人： Yang-Wan Kim , Oh-Kyong Kwon , Sang-Moo Choi , Choon-Yul Oh , Kyoung-Do Kim
发明人： Yang-Wan Kim , Oh-Kyong Kwon , Sang-Moo Choi , Choon-Yul Oh , Kyoung-Do Kim
IPC分类号： G09G5/00
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0465 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/0233 , G09G2320/043
摘要： A light emitting display including data lines for applying data voltages corresponding to video signals, scan lines for transmitting select signals, and pixel circuits. Each pixel circuit includes a light emitting element for emitting light, and a transistor including first to third electrodes, for controlling a current output to the third electrode according to a voltage between the first and second electrodes. Each pixel circuit also includes a first switch for diode-connecting the transistor, a capacitor having a first electrode coupled to the first electrode of the transistor, a second switch for applying a corresponding said data voltage to the second electrode of the capacitor in response to a corresponding said select signal from a corresponding said scan line, and a third switch for substantially electrically decoupling the second electrode of the capacitor from a power supply voltage source.
摘要翻译：一种发光显示器，包括用于施加与视频信号相对应的数据电压的数据线，用于发送选择信号的扫描线和像素电路。每个像素电路包括用于发光的发光元件和包括第一至第三电极的晶体管，用于根据第一和第二电极之间的电压来控制到第三电极的电流输出。每个像素电路还包括用于二极管连接晶体管的第一开关，具有耦合到晶体管的第一电极的第一电极的电容器，响应于第二开关，用于将相应的所述数据电压施加到电容器的第二电极来自对应的所述扫描线的对应的所述选择信号，以及用于将电容器的第二电极与电源电压源实质上电耦合的第三开关。

4. 发明申请

US20050110730A1 Light emitting display and driving method thereof 有权
标题翻译：发光显示及其驱动方法
公开(公告)号：US20050110730A1
公开(公告)日：2005-05-26
申请号：US10963389
申请日：2004-10-11
申请人： Yang-Wan Kim , Oh-Kyong Kwon , Sang-Moo Choi , Choon-Yul Oh , Kyoung-Do Kim
发明人： Yang-Wan Kim , Oh-Kyong Kwon , Sang-Moo Choi , Choon-Yul Oh , Kyoung-Do Kim
IPC分类号： H01L51/50 , G09G3/20 , G09G3/30 , G09G3/32 , H05B33/08 , H05B33/14
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0465 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/0233 , G09G2320/043
摘要： A light emitting display including data lines for applying data voltages corresponding to video signals, scan lines for transmitting select signals, and pixel circuits. Each pixel circuit includes a light emitting element for emitting light, and a transistor including first to third electrodes, for controlling a current output to the third electrode according to a voltage between the first and second electrodes. Each pixel circuit also includes a first switch for diode-connecting the transistor, a capacitor having a first electrode coupled to the first electrode of the transistor, a second switch for applying a corresponding said data voltage to the second electrode of the capacitor in response to a corresponding said select signal from a corresponding said scan line, and a third switch for substantially electrically decoupling the second electrode of the capacitor from a power supply voltage source.
摘要翻译：一种发光显示器，包括用于施加与视频信号相对应的数据电压的数据线，用于发送选择信号的扫描线和像素电路。每个像素电路包括用于发光的发光元件和包括第一至第三电极的晶体管，用于根据第一和第二电极之间的电压来控制到第三电极的电流输出。每个像素电路还包括用于二极管连接晶体管的第一开关，具有耦合到晶体管的第一电极的第一电极的电容器，响应于第二开关，用于将相应的所述数据电压施加到电容器的第二电极来自对应的所述扫描线的对应的所述选择信号，以及用于将电容器的第二电极与电源电压源实质上电耦合的第三开关。

5. 发明授权

US08599224B2 Organic light emitting display and driving method thereof 有权
标题翻译：有机发光显示器及其驱动方法
公开(公告)号：US08599224B2
公开(公告)日：2013-12-03
申请号：US12872893
申请日：2010-08-31
申请人： Myoung-Hwan Yoo , Choon-Yul Oh , Oh-Kyong Kwon
发明人： Myoung-Hwan Yoo , Choon-Yul Oh , Oh-Kyong Kwon
IPC分类号： G09G5/10 , G09G5/00
CPC分类号： G09G3/3233 , G09G2320/0233 , G09G2320/0285 , G09G2320/0295 , G09G2320/043 , G09G2320/045
摘要： An organic light emitting diode (OLED) display comprises: an OLED; a driving transistor for supplying driving current to the OLED; a data line for transmitting a corresponding data signal to the driving transistor; a first transistor having a first electrode connected to one electrode of the OLED and a second electrode connected to the data line; and a second transistor having a first electrode connected to the data line and a second electrode connected a gate electrode of the driving transistor, wherein the first transistor, the second transistor, and the driving transistor are turned on, a first current and a second current are respectively sunk in a path of driving current from the driving transistor to the OLED through the data line, and a threshold voltage and mobility of the driving transistor are calculated by receiving a first voltage and a second voltage applied to the gate electrode of the driving transistor corresponding to sinking of the first current and the second current through the second transistor and the data line, and the data signal transmitted to the data line is compensated.
摘要翻译：有机发光二极管（OLED）显示器包括：OLED; 用于向OLED提供驱动电流的驱动晶体管; 数据线，用于将相应的数据信号发送到驱动晶体管; 第一晶体管，具有连接到所述OLED的一个电极的第一电极和连接到所述数据线的第二电极; 以及第二晶体管，其具有连接到所述数据线的第一电极和连接所述驱动晶体管的栅电极的第二电极，其中所述第一晶体管，所述第二晶体管和所述驱动晶体管导通，第一电流和第二电流分别通过数据线从驱动晶体管到OLED的驱动电流的路径中沉没，并且通过接收施加到驱动的栅电极的第一电压和第二电压来计算驱动晶体管的阈值电压和迁移率晶体管对应于通过第二晶体管和数据线的第一电流和第二电流的吸收，并且发送到数据线的数据信号被补偿。

6. 发明申请

US20110205250A1 Organic Light Emitting Display and Driving Method Thereof 有权
标题翻译：有机发光显示及其驱动方法
公开(公告)号：US20110205250A1
公开(公告)日：2011-08-25
申请号：US12872893
申请日：2010-08-31
申请人： Myoung-Hwan Yoo , Choon-Yul Oh , Oh-Kyong Kwon
发明人： Myoung-Hwan Yoo , Choon-Yul Oh , Oh-Kyong Kwon
IPC分类号： G09G3/32 , G09G5/00 , G09G5/10
CPC分类号： G09G3/3233 , G09G2320/0233 , G09G2320/0285 , G09G2320/0295 , G09G2320/043 , G09G2320/045
摘要： An organic light emitting diode (OLED) display comprises: an OLED; a driving transistor for supplying driving current to the OLED; a data line for transmitting a corresponding data signal to the driving transistor; a first transistor having a first electrode connected to one electrode of the OLED and a second electrode connected to the data line; and a second transistor having a first electrode connected to the data line and a second electrode connected a gate electrode of the driving transistor, wherein the first transistor, the second transistor, and the driving transistor are turned on, a first current and a second current are respectively sunk in a path of driving current from the driving transistor to the OLED through the data line, and a threshold voltage and mobility of the driving transistor are calculated by receiving a first voltage and a second voltage applied to the gate electrode of the driving transistor corresponding to sinking of the first current and the second current through the second transistor and the data line, and the data signal transmitted to the data line is compensated.
摘要翻译：有机发光二极管（OLED）显示器包括：OLED; 用于向OLED提供驱动电流的驱动晶体管; 数据线，用于将相应的数据信号发送到驱动晶体管; 第一晶体管，具有连接到所述OLED的一个电极的第一电极和连接到所述数据线的第二电极; 以及第二晶体管，其具有连接到所述数据线的第一电极和连接所述驱动晶体管的栅电极的第二电极，其中所述第一晶体管，所述第二晶体管和所述驱动晶体管导通，第一电流和第二电流分别通过数据线从驱动晶体管到OLED的驱动电流的路径中沉没，并且通过接收施加到驱动的栅电极的第一电压和第二电压来计算驱动晶体管的阈值电压和迁移率晶体管对应于通过第二晶体管和数据线的第一电流和第二电流的吸收，并且发送到数据线的数据信号被补偿。

7. 发明授权

US08717258B2 Light emitting display, display panel, and driving method thereof 有权
标题翻译：发光显示器，显示面板及其驱动方法
公开(公告)号：US08717258B2
公开(公告)日：2014-05-06
申请号：US13103000
申请日：2011-05-06
申请人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
发明人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0842 , G09G2310/0251 , G09G2310/0262 , G09G2320/02 , G09G2320/0223 , G09G2320/043
摘要： 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.
摘要翻译：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。

8. 发明授权

US07382340B2 Light emission display, display panel, and driving method thereof 有权
标题翻译：发光显示器，显示面板及其驱动方法
公开(公告)号：US07382340B2
公开(公告)日：2008-06-03
申请号：US11077278
申请日：2005-03-08
申请人： Yang-Wan Kim , Choon-Yul Oh
发明人： Yang-Wan Kim , Choon-Yul Oh
IPC分类号： G09G3/36 , G09G3/30
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2310/0262 , G09G2320/043
摘要： A light emission display includes data lines, scan lines, and pixel circuits. A pixel circuit of the pixel circuits includes: a light emission element; a first transistor including a control electrode and first and second electrodes, the first transistor outputting a current corresponding to a voltage between the first electrode and the control electrode; a first switch coupled between the control electrode of the first transistor and the light emission element and for receiving a first control signal; a first capacitor coupled to the first transistor; a second capacitor coupled between a first power source and the first capacitor; a second switch for coupling the first capacitor and a second power source in response to a second control signal; and a third switch for applying a data voltage to the first capacitor in response to a select signal provided by one of the scan lines.
摘要翻译：发光显示器包括数据线，扫描线和像素电路。像素电路的像素电路包括：发光元件; 第一晶体管，包括控制电极和第一和第二电极，所述第一晶体管输出对应于所述第一电极和所述控制电极之间的电压的电流; 耦合在第一晶体管的控制电极和发光元件之间并用于接收第一控制信号的第一开关; 耦合到所述第一晶体管的第一电容器; 耦合在第一电源和第一电容器之间的第二电容器; 第二开关，用于响应于第二控制信号耦合第一电容器和第二电源; 以及第三开关，用于响应于由所述扫描线之一提供的选择信号而将数据电压施加到所述第一电容器。

9. 发明申请

US20110210990A1 LIGHT EMITTING DISPLAY, DISPLAY PANEL, AND DRIVING METHOD THEREOF 有权
标题翻译：发光显示器，显示面板及其驱动方法
公开(公告)号：US20110210990A1
公开(公告)日：2011-09-01
申请号：US13103000
申请日：2011-05-06
申请人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
发明人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
IPC分类号： G09G3/30 , G09G5/10
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0842 , G09G2310/0251 , G09G2310/0262 , G09G2320/02 , G09G2320/0223 , G09G2320/043
摘要： 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.
摘要翻译：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。

10. 发明授权

US07940233B2 Light emitting display, display panel, and driving method thereof 有权
标题翻译：发光显示器，显示面板及其驱动方法
公开(公告)号：US07940233B2
公开(公告)日：2011-05-10
申请号：US10919693
申请日：2004-08-16
申请人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
发明人： Yang-Wan Kim , Choon-Yul Oh , Kyoung-Do Kim
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0842 , G09G2310/0251 , G09G2310/0262 , G09G2320/02 , G09G2320/0223 , G09G2320/043
摘要： 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.
摘要翻译：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。

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