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    • 1. 发明申请
    • DISPLAY DEVICE
    • 显示设备
    • US20090278831A1
    • 2009-11-12
    • US12240939
    • 2008-09-29
    • Joon-Chul GOHChong-Chul ChaiYoung-Soo YoonSei-Hyoung Jo
    • Joon-Chul GOHChong-Chul ChaiYoung-Soo YoonSei-Hyoung Jo
    • G06F3/038
    • G09G3/3233G09G2300/0842G09G2300/0861Y10T83/204Y10T83/2046Y10T83/205
    • Embodiments of the present invention relate to a display device. In an embodiment, the display device includes a scanning signal line for transferring a scanning signal, a data line crossing the scanning signal line and transferring a data voltage, a switching transistor connected to the scanning signal line and the data line, a driving transistor connected to the switching transistor, a first transistor connected between the driving transistor and a driving voltage terminal, and a light-emitting element connected between the driving transistor and a common voltage terminal. The first transistor operates in a saturation region, and the driving transistor operates in a linear region. In this way, display characteristics may be improved by reducing deviation of a driving current due to deviation of characteristics of a driving transistor or a driving voltage.
    • 本发明的实施例涉及一种显示装置。 在一个实施例中,显示装置包括用于传送扫描信号的扫描信号线,与扫描信号线交叉并传送数据电压的数据线,连接到扫描信号线和数据线的开关晶体管,连接的驱动晶体管 连接在驱动晶体管和驱动电压端子之间的第一晶体管和连接在驱动晶体管和公共电压端子之间的发光元件连接到开关晶体管。 第一晶体管在饱和区域中工作,驱动晶体管工作在线性区域。 以这种方式,可以通过减少由驱动晶体管的特性偏差或驱动电压引起的驱动电流的偏差来改善显示特性。
    • 4. 发明授权
    • Display device
    • 显示设备
    • US08314758B2
    • 2012-11-20
    • US12240939
    • 2008-09-29
    • Joon-Chul GohChong-Chul ChaiYoung-Soo YoonSei-Hyoung Jo
    • Joon-Chul GohChong-Chul ChaiYoung-Soo YoonSei-Hyoung Jo
    • G09G3/32G09G3/36
    • G09G3/3233G09G2300/0842G09G2300/0861Y10T83/204Y10T83/2046Y10T83/205
    • Embodiments of the present invention relate to a display device. In an embodiment, the display device includes a scanning signal line for transferring a scanning signal, a data line crossing the scanning signal line and transferring a data voltage, a switching transistor connected to the scanning signal line and the data line, a driving transistor connected to the switching transistor, a first transistor connected between the driving transistor and a driving voltage terminal, and a light-emitting element connected between the driving transistor and a common voltage terminal. The first transistor operates in a saturation region, and the driving transistor operates in a linear region. In this way, display characteristics may be improved by reducing deviation of a driving current due to deviation of characteristics of a driving transistor or a driving voltage.
    • 本发明的实施例涉及一种显示装置。 在一个实施例中,显示装置包括用于传送扫描信号的扫描信号线,与扫描信号线交叉并传送数据电压的数据线,连接到扫描信号线和数据线的开关晶体管,连接的驱动晶体管 连接在驱动晶体管和驱动电压端子之间的第一晶体管和连接在驱动晶体管和公共电压端子之间的发光元件。 第一晶体管在饱和区域中工作,驱动晶体管工作在线性区域。 以这种方式,可以通过减少由驱动晶体管的特性偏差或驱动电压引起的驱动电流的偏差来改善显示特性。
    • 6. 发明授权
    • Organic light-emitting substrate, method of manufacturing the same, and organic light-emitting display device having the same
    • 有机发光基板及其制造方法以及具有该有机发光基板的有机发光显示装置
    • US08933867B2
    • 2015-01-13
    • US12388463
    • 2009-02-18
    • Young-Soo YoonJoon-Chul GohChong-Chul Chai
    • Young-Soo YoonJoon-Chul GohChong-Chul Chai
    • G09G3/30H01L27/32
    • H01L27/3276H01L2251/568
    • An organic light-emitting substrate includes a base substrate, a gate line, a data line, a bias line, an organic light-emitting diode, a switching transistor, a driving transistor and a repair line. The bias line is spaced apart from the gate line and the data line. The organic light-emitting diode includes a pixel electrode, a common electrode and an organic light-emitting part. The switching transistor is connected to the gate line and the data line. The driving transistor is connected to the bias line, the pixel electrode and the switching transistor. The repair line is formed from a pixel metal layer that is identical to the pixel electrode to be spaced apart from the pixel electrode, and is formed along the first direction to be overlapped with the gate line. Therefore, the repair line may repair electric defects of the gate line.
    • 有机发光基板包括基底基板,栅极线,数据线,偏置线,有机发光二极管,开关晶体管,驱动晶体管和修复线。 偏置线与栅极线和数据线间隔开。 有机发光二极管包括像素电极,公共电极和有机发光部分。 开关晶体管连接到栅极线和数据线。 驱动晶体管连接到偏置线,像素电极和开关晶体管。 修补线由与像素电极间隔开的像素电极相同的像素金属层形成,并且沿着第一方向形成为与栅极线重叠。 因此,修理线可能会修复栅极线的电气缺陷。
    • 10. 发明授权
    • Display device comprising threshold voltage compensation for driving light emitting diodes and driving method of the same
    • 显示装置,其包括用于驱动发光二极管的阈值电压补偿及其驱动方法
    • US08610648B2
    • 2013-12-17
    • US12241641
    • 2008-09-30
    • Joon-Chul GohYoung-Soo YoonChong-Chul Chai
    • Joon-Chul GohYoung-Soo YoonChong-Chul Chai
    • G09G3/30G09G3/32
    • G09G3/3233G09G3/3266G09G2300/0819G09G2300/0852G09G2300/0861G09G2320/043
    • A display device having a plurality of pixels, each pixel includes a light-emitting element, a storage capacitor, a driving transistor, a first switching transistor which supplies a data voltage to the storage capacitor in response to an on-voltage of a scanning signal, a second switching transistor which diode-connects the driving transistor in response to an on-voltage of a compensation signal, and a third switching transistor which supplies a driving voltage to the driving transistor in response to an on-voltage of a light emitting signal. The storage capacitor stores a control voltage depending on a threshold voltage of the driving transistor when the driving transistor is diode-connected, transmits the control voltage and the data voltage to the control terminal of the driving transistor, and a period in which the compensation signal is in an on-voltage state is longer than a period in which the scanning signal is in an on-voltage state.
    • 具有多个像素的显示装置,每个像素包括发光元件,存储电容器,驱动晶体管,第一开关晶体管,其响应于扫描信号的导通电压而向存储电容器提供数据电压 ,响应于补偿信号的导通电压二极管连接驱动晶体管的第二开关晶体管,以及响应于发光信号的导通电压向驱动晶体管提供驱动电压的第三开关晶体管 。 存储电容器存储当驱动晶体管被二极管连接时取决于驱动晶体管的阈值电压的控制电压,将控制电压和数据电压传送到驱动晶体管的控制端,以及补偿信号 处于导通电压状态的时间长于扫描信号处于导通电压状态的周期。