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    • 104. 发明申请
    • Circuit and method for driving pixel of organic electroluminescent display
    • 用于驱动有机电致发光显示器像素的电路和方法
    • US20050052366A1
    • 2005-03-10
    • US10898447
    • 2004-07-24
    • Keum-Nam Kim
    • Keum-Nam Kim
    • G09G3/30G09G3/32G09G3/10
    • G09G3/3233G09G2300/0819G09G2300/0852G09G2300/0861G09G2310/0251G09G2320/0233G09G2320/043
    • A circuit and method for driving pixels in an organic electroluminescent display that reduces the number of wirings of a compensation circuit for addressing brightness non-uniformity. The pixel driving circuit includes an organic electroluminescent device that emits light corresponding to an amount of a current being applied. A first transistor is connected to a power supply voltage and applies the current corresponding to a data voltage to the organic electroluminescent device. A first capacitor stores the data voltage, and a threshold voltage compensation unit stores a threshold voltage of the first transistor. A second transistor transmits the data voltage from a data line in response to a selection signal from an nth scan line. A switching unit electrically disconnects a second primary electrode of the first transistor from the organic electroluminescent device while the threshold voltage is stored in the threshold voltage compensation unit in response to a control signal.
    • 用于驱动有机电致发光显示器中的像素的电路和方法,其减少用于寻址亮度不均匀性的补偿电路的布线数量。 像素驱动电路包括发射与所施加的电流量对应的光的有机电致发光器件。 第一晶体管连接到电源电压,并将与数据电压相对应的电流施加到有机电致发光器件。 第一电容器存储数据电压,阈值电压补偿单元存储第一晶体管的阈值电压。 响应于来自第n扫描线的选择信号,第二晶体管从数据线传输数据电压。 开关单元响应于控制信号将阈值电压存储在阈值电压补偿单元中,使第一晶体管的第二主电极与有机电致发光器件电断开。
    • 107. 发明授权
    • Organic light emitting diode display
    • 有机发光二极管显示
    • US09231040B2
    • 2016-01-05
    • US13537479
    • 2012-06-29
    • Kyong-Tae ParkKeum-Nam KimSung-Jae Moon
    • Kyong-Tae ParkKeum-Nam KimSung-Jae Moon
    • H01L27/32G09G3/32
    • H01L27/3276G09G3/3233
    • An organic light emitting diode (OLED) display according to the present invention includes: a pixel portion wherein an organic light emitting diode including a pixel electrode, an organic emission layer, and a common electrode is formed, and a periphery portion surrounding the pixel portion and having a plurality of common voltage lines applying a common voltage to the common electrode. The common voltage lines include a plurality of common voltage pads to which the common voltage is applied from an external source, a common voltage contact portion overlapping an end of the common electrode and contacting the common electrode, a common voltage connection portion connecting a common voltage pad and the common voltage contact portion. A width of the common voltage contact portion is larger than that of the common voltage connection portion.
    • 根据本发明的有机发光二极管(OLED)显示器包括:形成包括像素电极,有机发射层和公共电极的有机发光二极管的像素部分和围绕像素部分的周边部分 并且具有向公共电极施加公共电压的多个公共电压线。 公共电压线包括从外部源施加公共电压的多个公共电压焊盘,与公共电极的一端重叠并接触公共电极的公共电压接触部分,连接公共电压的公共电压连接部分 焊盘和公共电压接触部分。 公共电压接触部分的宽度大于公共电压连接部分的宽度。
    • 108. 发明申请
    • ORGANIC LIGHT EMITTING DISPLAY
    • 有机发光显示
    • US20120229437A1
    • 2012-09-13
    • US13413557
    • 2012-03-06
    • Dong-Wook ParkKi-Wook KimKeum-Nam Kim
    • Dong-Wook ParkKi-Wook KimKeum-Nam Kim
    • G09G5/00G09G3/30
    • H01L27/3276H01L27/3246H01L51/5225H01L51/5259
    • An organic light emitting display is disclosed. According to some aspects, the display includes a substrate having a display region and a peripheral region that surrounds the display region. The display further includes a pixel in the display region, and a contact unit in the peripheral region. The contact unit is configured to receive a common power signal from an external power source. A wiring line unit on the substrate provides a driving signal to the pixel. The pixel includes a first electrode provided on the substrate, an organic light emitting layer provided on the first electrode, and a second electrode that protrudes toward the contact unit on a plane to be electrically coupled to the contact unit. As a result, the area in which the second electrode overlaps the wiring line unit in the peripheral region is reduced and the parasitic capacitance that may be generated between the second electrode and the wiring line may be reduced.
    • 公开了一种有机发光显示器。 根据一些方面,显示器包括具有显示区域和围绕显示区域的外围区域的基板。 显示器还包括显示区域中的像素,以及周边区域中的接触单元。 接触单元被配置为从外部电源接收公共功率信号。 衬底上的布线单元向像素提供驱动信号。 像素包括设置在基板上的第一电极,设置在第一电极上的有机发光层,以及在与电接触单元电耦合的平面上朝向接触单元突出的第二电极。 结果,第二电极与周边区域中的布线单元重叠的区域减小,并且可以减小在第二电极和布线之间产生的寄生电容。
    • 110. 发明申请
    • ORGANIC LIGHT-EMITTING DISPLAY DEVICE
    • 有机发光显示装置
    • US20120001184A1
    • 2012-01-05
    • US13165567
    • 2011-06-21
    • Jae-Heung HaKyu-Hwan HwangSeok-Gyu YoonYoung-Woo SongJong-Hyuk LeeKeum-Nam KimYoung-In Hwang
    • Jae-Heung HaKyu-Hwan HwangSeok-Gyu YoonYoung-Woo SongJong-Hyuk LeeKeum-Nam KimYoung-In Hwang
    • H01L51/52
    • H01L27/3279H01L27/326H01L51/5228H01L51/524
    • A transparent organic light-emitting display device has an improved transmittance and a reduced voltage drop in an opposite electrode. The organic light-emitting display device includes: a first substrate having a transmitting region and a plurality of pixel regions separated from each other by the transmitting region interposed between the pixel regions; a plurality of pixel electrodes being located at the pixel regions, respectively; an opposite electrode facing the pixel electrodes and being at the transmitting region and the pixel regions; a second substrate facing the opposite electrode and being bonded to the first substrate; a first conductive unit being between the second substrate and the opposite electrode, opposite ends of the first conductive unit contacting the second substrate and the opposite electrode, respectively; and a second conductive unit facing the first conductive unit and contacting the opposite electrode that is between the first conductive unit and the second conductive unit.
    • 透明有机发光显示装置在相对电极中具有改善的透射率和降低的电压降。 有机发光显示装置包括:第一基板,具有透射区域和通过插入在像素区域之间的透射区域彼此分离的多个像素区域; 多个像素电极分别位于像素区域处; 面对像素电极并位于透射区域和像素区域的相对电极; 面对所述相对电极的第二基板,并且被接合到所述第一基板; 第一导电单元位于第二基板和相对电极之间,第一导电单元的相对端分别接触第二基板和相对电极; 以及面对所述第一导电单元并与所述第一导电单元和所述第二导电单元之间的相对电极接触的第二导电单元。