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    • 64. 发明申请
    • PIXEL CIRCUIT AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS INCLUDING THE SAME
    • 像素电路和有机发光显示装置,包括它们
    • US20110063197A1
    • 2011-03-17
    • US12716134
    • 2010-03-02
    • Bo-Yong ChungKeum-Nam Kim
    • Bo-Yong ChungKeum-Nam Kim
    • G09G3/32
    • G09G3/3233G09G2300/0814G09G2300/0819G09G2320/045
    • A pixel circuit includes: a second NMOS transistor coupled to a data line and a scan line, the second NMOS transistor for supplying data signals to a first node; a capacitor having a first terminal coupled to the first node and a second terminal coupled to a second node; an OLED having a first terminal coupled to the second node and a second terminal coupled to a second power source; a first NMOS transistor including a first electrode, a second electrode, and a gate electrode coupled to the first node, and for supplying a current corresponding to a voltage applied to the first node from a first power source to the second power source via the OLED; and a third NMOS transistor coupled to the first NMOS transistor in series and configured to be turned on when a light emission control signal is supplied from a light emission control line.
    • 像素电路包括:耦合到数据线和扫描线的第二NMOS晶体管,用于向第一节点提供数据信号的第二NMOS晶体管; 电容器,其具有耦合到所述第一节点的第一端子和耦合到第二节点的第二端子; OLED,其具有耦合到第二节点的第一端子和耦合到第二电源的第二端子; 第一NMOS晶体管,包括耦合到第一节点的第一电极,第二电极和栅电极,并且用于经由OLED向第二电源提供与从第一电源施加到第一节点的电压相对应的电流 ; 以及第三NMOS晶体管,其串联耦合到所述第一NMOS晶体管,并且被配置为当从发光控制线提供发光控制信号时导通。
    • 65. 发明申请
    • PIXEL AND ORGANIC LIGHT EMITTING DISPLAY DEVICE USING THE PIXEL
    • 使用像素的像素和有机发光显示设备
    • US20100265166A1
    • 2010-10-21
    • US12693388
    • 2010-01-25
    • Chul-Kyu KangYu-Lian ChoiKeum-Nam Kim
    • Chul-Kyu KangYu-Lian ChoiKeum-Nam Kim
    • G09G3/30
    • G09G3/3233G09G2300/0852G09G2300/0861G09G2310/0262G09G2320/0233G09G2320/043
    • A pixel includes an organic light emitting diode; a first transistor; a second transistor coupled to a data line and turned on when a scan signal is supplied to an ith scan line; a third transistor between the second transistor and a gate electrode of the first transistor and turned on when a scan signal is supplied to an i+1th scan line; a fourth transistor between the gate electrode of the first transistor and a reference power supply and turned on when the scan signal is supplied to the ith scan line; a fifth transistor between the organic light emitting diode and an initial power supply and turned on when a control signal is supplied; a first capacitor between the organic light emitting diode and a node between the second transistor and the third transistor; and a second capacitor between the node and the gate electrode of the first transistor.
    • 像素包括有机发光二极管; 第一晶体管; 耦合到数据线的第二晶体管,当扫描信号被提供给第i扫描线时导通; 第二晶体管和第一晶体管的栅电极之间的第三晶体管,当扫描信号被提供给第i + 1扫描线时导通; 第一晶体管的栅电极与参考电源之间的第四晶体管,当扫描信号被提供给第i扫描线时导通; 有机发光二极管和初始电源之间的第五晶体管,并且当提供控制信号时导通; 所述有机发光二极管与所述第二晶体管和所述第三晶体管之间的节点之间的第一电容器; 以及在第一晶体管的节点和栅电极之间的第二电容器。
    • 66. 发明申请
    • Organic light emitting display device and method of driving the same
    • 有机发光显示装置及其驱动方法
    • US20100091006A1
    • 2010-04-15
    • US12585891
    • 2009-09-28
    • Myoung-Hwan YooKeum-Nam Kim
    • Myoung-Hwan YooKeum-Nam Kim
    • G06F3/038
    • G09G3/3233G09G2300/0819G09G2310/061G09G2330/028
    • An organic light emitting display device capable of compensating for the threshold voltage and mobility of a driving transistor. The organic light emitting display device includes a pixel unit having a plurality of pixels formed at intersection areas of data and scan lines; a scan driving unit sequentially supplying a scan signal to the scan lines; a data driving unit supplying data signals to the data lines; a power supply unit outputting a high-potential pixel power source, a low-potential compensation power source and a low-potential ground power source to drive the pixels; and a power control unit supplying the compensation power source supplied from the power supply unit to the pixel unit during a first period (black frame period) of each frame, and supplying the pixel power source supplied from the power supply unit to the pixel unit during a second period (display frame period) of each of the frames.
    • 一种能够补偿驱动晶体管的阈值电压和迁移率的有机发光显示装置。 有机发光显示装置包括具有形成在数据和扫描线的交叉区域的多个像素的像素单元; 扫描驱动单元,将扫描信号顺序地提供给扫描线; 数据驱动单元,向数据线提供数据信号; 输出高电位像素电源的电源单元,低电位补偿电源和低电位接地电源来驱动像素; 以及功率控制单元,其在每帧的第一时段(黑帧期间)期间向所述像素单元提供从所述电源单元提供的所述补偿电源,并且将从所述电源单元供给的像素电源提供给所述像素单元 每个帧的第二周期(显示帧周期)。
    • 67. 发明授权
    • Organic light emitting display with circuit measuring pad and method of fabricating the same
    • 具有电路测量垫的有机发光显示器及其制造方法
    • US07625259B2
    • 2009-12-01
    • US11535174
    • 2006-09-26
    • Mu-Hyun KimKeum-Nam Kim
    • Mu-Hyun KimKeum-Nam Kim
    • H01J9/00
    • H01L27/3246H01L27/3258H01L27/3276H01L51/56
    • An organic light emitting display and method of fabricating the same are disclosed. The light emitting display includes: a substrate having a display region and a circuit measuring pad region; source and drain electrodes arranged above the display region and a first conductive layer arranged above the circuit measuring pad region on the same layer as the source and drain electrodes; a first insulating layer on the source and drain electrodes and the first conductive layer; first and second via holes formed in the first insulating layer, the first via hole exposing the source or drain electrode, the second via hole exposing the first conductive layer; a pixel electrode contacting the source or drain electrode through the first via hole, and a second conductive layer contacting the first conductive layer through the second via hole; and a pixel defining layer which exposes the pixel electrode and formed on the second conductive layer.
    • 公开了一种有机发光显示器及其制造方法。 发光显示器包括:具有显示区域和电路测量焊盘区域的基板; 布置在显示区域上方的源极和漏极电极和布置在与源极和漏极电极相同的层上的电路测量焊盘区域上方的第一导电层; 在源极和漏极电极和第一导电层上的第一绝缘层; 形成在第一绝缘层中的第一和第二通孔,暴露源极或漏极的第一通孔,暴露第一导电层的第二通孔; 通过第一通孔与源极或漏极接触的像素电极,以及通过第二通孔与第一导电层接触的第二导电层; 以及像素限定层,其露出所述像素电极并形成在所述第二导电层上。
    • 68. 发明申请
    • Photo sensor and flat panel display device using thereof
    • 光传感器及使用其的平板显示装置
    • US20090201228A1
    • 2009-08-13
    • US12379188
    • 2009-02-13
    • Do-Youb KimMatsueda YojiroKeum-Nam Kim
    • Do-Youb KimMatsueda YojiroKeum-Nam Kim
    • G09G3/28G01J1/44H01L29/06H01L21/329H01L29/868
    • H01L31/105G09G3/3208G09G2320/041G09G2330/021G09G2360/144H01L27/14692H01L27/3269
    • A photo sensor that is capable of generating a photo sensing signal corresponding only to ambient light by comprehending changes in electrical current depending on the change of temperature and compensating for the electrical current according the change of temperature and a flat panel display device using the photo sensor, and the photo sensor including a photo sensing unit generating a first current corresponding to an ambient light and a second current corresponding to an ambient temperature; a temperature compensating unit including a dark diode generating a third current having a same magnitude as the second current, corresponding to the ambient temperature due to block of light to be incident; and a buffer unit outputting a light sensing signal corresponding to current having the same magnitude as the first current by subtracting the third current generated in the temperature compensating unit from the second current generated in the photo sensing unit.
    • 一种光传感器,其能够通过理解根据温度变化的电流变化并根据温度变化补偿电流,以及使用光传感器的平板显示装置,产生仅对应于环境光的感光信号 并且所述光传感器包括产生对应于环境光的第一电流和对应于环境温度的第二电流的光感测单元; 温度补偿单元,其包括产生与第二电流相同幅度的第三电流的暗二极管,对应于由于入射光的阻挡而导致的环境温度; 以及缓冲单元,通过从在感光单元中产生的第二电流中减去在温度补偿单元中产生的第三电流,输出与具有与第一电流相同大小的电流相应的感光信号。