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    • 11. 发明授权
    • Organic electroluminescence display device
    • 有机电致发光显示装置
    • US07714506B2
    • 2010-05-11
    • US11678695
    • 2007-02-26
    • Noriharu MatsudateTakeshi OokawaraKenta Kajiyama
    • Noriharu MatsudateTakeshi OokawaraKenta Kajiyama
    • H01J1/62
    • H01L51/56H01L27/3211H01L27/3223H01L27/3279H01L51/5221
    • An organic electroluminescence display device is disclosed wherein plural organic electroluminescence elements each having an anode, a cathode and an organic layer sandwiched in between the anode and the cathode, the plural organic electroluminescence elements including organic electroluminescence elements developing different colors in a row direction, and at least one of the organic layers having an outer edge of a conic section at an end portion in a column direction thereof, the outer edge of the conic section becoming narrower gradually in its width in a row direction of vapor deposition thereof toward an extreme end at an end portion in a column direction thereof. The organic electroluminescence display device can improve the vapor deposition accuracy and the degree of design freedom.
    • 公开了一种有机电致发光元件,其中多个有机电致发光元件分别具有阳极,阴极和夹在阳极和阴极之间的有机层,多个有机电致发光元件包括在行方向上形成不同颜色的有机电致发光元件,以及 所述有机层中的至少一个在列方向的端部具有圆锥部的外缘,所述圆锥部的外缘在其蒸镀的行方向上的宽度方向逐渐变窄,朝向最终端 在列方向的端部。 有机电致发光显示装置可以提高蒸镀精度和设计自由度。
    • 12. 发明申请
    • Organic Electroluminescence display device
    • 有机电致发光显示装置
    • US20090015523A1
    • 2009-01-15
    • US12216798
    • 2008-07-10
    • Noriharu MatsudateTakeshi Ookawara
    • Noriharu MatsudateTakeshi Ookawara
    • G09G3/30
    • H01L27/3211H01L51/56
    • Provided is an organic electroluminescence display device, in which when center deviations in film formation of organic electroluminescence layers in an arrangement direction of a sub-pixel aperture corresponding to a red light, a sub-pixel aperture corresponding to a green light, and a sub-pixel aperture corresponding to a blue light are denoted by LER(X), LEG(X), and LEB(X) and the center deviations in the film formation of the organic electroluminescence layers in a direction perpendicular to the arrangement direction are denoted by LER(Y), LEG(Y), and LEB(Y), any one of the following formulae is satisfied: LEG(X)≦LEB(X); LEG(X)≦LER(X); LEG(Y)≦LEB(Y); and LEG(Y)≦LER(Y).
    • 本发明提供一种有机电致发光显示装置,其中,在与红光对应的子像素孔的排列方向上的有机电致发光层的成膜中心偏差,对应于绿光的子像素孔, 对应于蓝色光的像素孔径由LER(X),LEG(X)和LEB(X)表示,并且有机电致发光层在垂直于排列方向的方向上的成膜的中心偏差由 LER(Y),LEG(Y)和LEB(Y),满足下列公式之一:LEG(X)<= LEB(X) LEG(X)<= LER(X); LEG(Y)<= LEB(Y); 和LEG(Y)<= LER(Y)。
    • 15. 发明申请
    • Organic electro-luminescent display device
    • 有机电致发光显示装置
    • US20090096371A1
    • 2009-04-16
    • US12285688
    • 2008-10-10
    • Noriharu MatsudateTakeshi Ookawara
    • Noriharu MatsudateTakeshi Ookawara
    • H01J1/30H01J9/227
    • H01L27/3276H01L2251/5315
    • A top-emission-type organic EL display device which exhibits uniform screen brightness is realized by preventing a voltage drop of an upper electrode formed of a transparent conductive film. Pixels each of which is sandwiched between an upper electrode and a lower electrode are arranged in a matrix array to form a display region. An auxiliary electrode extends in the lateral direction between the pixels and the pixels for preventing a voltage drop of the upper electrode. A current supply line which supplies an electric current to the upper electrode and the auxiliary electrodes are made conductive with each other by forming a through hole in an insulation layer. To ensure reliability of connection at the through hole, a contact electrode made of metal which overlaps with the auxiliary electrode is formed on the through hole by vapor deposition.
    • 通过防止由透明导电膜形成的上部电极的电压降而实现显示均匀屏幕亮度的顶部发射型有机EL显示装置。 每个被夹在上电极和下电极之间的像素被排列成矩阵阵列以形成显示区域。 辅助电极在像素和像素之间沿横向方向延伸,以防止上电极的电压降。 通过在绝缘层中形成贯通孔,向上部电极和辅助电极供给电流的电流供给线彼此导电。 为了确保在通孔处的连接的可靠性,通过气相沉积在通孔上形成由与辅助电极重叠的金属制成的接触电极。
    • 16. 发明申请
    • Organic Electroluminescence Display Device
    • 有机电致发光显示装置
    • US20070242004A1
    • 2007-10-18
    • US11733235
    • 2007-04-10
    • HIROSHI OOOKAHirotsugu SakamotoMasamitsu FuruieTakeshi Ookawara
    • HIROSHI OOOKAHirotsugu SakamotoMasamitsu FuruieTakeshi Ookawara
    • G09G3/30
    • G09G3/3225G09G2300/0443G09G2300/0452G09G2330/08G09G2330/10
    • An organic electroluminescence (EL) display device wherein pixel defects are reduced with a minimum increase in the number of thin film transistors used is to be provided. The organic EL display device has: a plurality of power supply lines each for supplying a current to one or another of pixel circuits disposed in an area surrounded by image signal lines and scanning lines; a plurality of split organic EL elements connected in parallel, each connected to one or another of the pixel circuits; a first thin film transistor of which the gate electrode is connected to the signal lines, the source electrode is connected in parallel to the anodes of the plurality of split organic EL elements, and the drain is connected to the power supply lines, and which controls the total amperage to be supplied during the light emitting period to the plurality of split organic EL elements with signals captured from the signal lines; and a plurality of second thin film transistors each disposed between the first thin film transistor and one or another of the split organic EL elements to control the current supplied to each of the split organic EL elements from the first thin film transistor.
    • 提供一种有机电致发光(EL)显示装置,其中像素缺陷减少,所需的薄膜晶体管数量的增加最小。 有机EL显示装置具有:多个电源线,每个电源线用于向设置在由图像信号线和扫描线包围的区域中的一个或多个像素电路提供电流; 并联连接的多个分离式有机EL元件,各自连接到一个或另一个像素电路; 第一薄膜晶体管,其栅电极连接到信号线,源电极并联连接到多个分离有机EL元件的阳极,漏极连接到电源线,并且控制 使用从信号线捕获的信号在发光期间向多个分离的有机EL元件提供的总电流; 以及多个第二薄膜晶体管,每个第二薄膜晶体管分别设置在第一薄膜晶体管和一个或另一个分离有机EL元件之间,以控制从第一薄膜晶体管提供给每个分离的有机EL元件的电流。
    • 17. 发明授权
    • Organic electroluminescence display device
    • 有机电致发光显示装置
    • US08076843B2
    • 2011-12-13
    • US11697332
    • 2007-04-06
    • Hirotsugu SakamotoHiroshi OookaTakeshi Ookawara
    • Hirotsugu SakamotoHiroshi OookaTakeshi Ookawara
    • H01L51/52G09G3/12
    • H01L27/3276H01L27/3246
    • An organic electroluminescence display device wherein the wiring width is made large enough to secure a current capacity for the power supply line and at the same time high luminance is achieved by increasing the aperture rate is to be realized. The device has lower electrodes formed over the main face of a transparent substrate, a plurality of organic electroluminescence elements each stacked over one or another of the lower electrodes and emitting light of a prescribed color, and an upper electrode formed as a film covering the plurality of organic electroluminescence layers in common, and this upper electrode is reflective and the luminescence from the organic electroluminescence elements is emitted from the transparent substrate side. The device further has: a pixel circuit including, over the inner face of the transparent substrate, a plurality of signal lines and a plurality of scanning lines arranged crossing each other and an organic electroluminescence layer in each of pixel areas surrounded by the signal lines and the scanning lines; and a power supply line for supplying a current to the organic electroluminescence layer, wherein the pixel line is arranged across the pixel areas.
    • 一种有机电致发光显示装置,其中布线宽度足够大以确保电源线的电流容量,并且同时通过增加开口率来实现高亮度。 该装置具有形成在透明基板的主面上的下电极,多个有机电致发光元件,每个层叠在一个或另一个下电极上并发射规定颜色的光;以及上电极,形成为覆盖多个 的有机电致发光层,并且该上电极是反射性的,并且来自有机电致发光元件的发光从透明基板侧发射。 该装置还具有:像素电路,其在透明基板的内表面上包括多个信号线和彼此交叉排列的多条扫描线以及由信号线包围的每个像素区域中的有机电致发光层,以及 扫描线; 以及用于向有机电致发光层提供电流的电源线,其中像素线布置在像素区域两边。
    • 18. 发明授权
    • Organic electroluminescence display device
    • 有机电致发光显示装置
    • US07830341B2
    • 2010-11-09
    • US11733235
    • 2007-04-10
    • Hiroshi OookaHirotsugu SakamotoMasamitsu FuruieTakeshi Ookawara
    • Hiroshi OookaHirotsugu SakamotoMasamitsu FuruieTakeshi Ookawara
    • G09G3/30G09G3/20G09G3/28G09G3/10
    • G09G3/3225G09G2300/0443G09G2300/0452G09G2330/08G09G2330/10
    • An organic electroluminescence (EL) display device wherein pixel defects are reduced with a minimum increase in the number of thin film transistors used is to be provided. The organic EL display device has: a plurality of power supply lines each for supplying a current to one or another of pixel circuits disposed in an area surrounded by image signal lines and scanning lines; a plurality of split organic EL elements connected in parallel, each connected to one or another of the pixel circuits; a first thin film transistor of which the gate electrode is connected to the signal lines, the source electrode is connected in parallel to the anodes of the plurality of split organic EL elements, and the drain is connected to the power supply lines, and which controls the total amperage to be supplied during the light emitting period to the plurality of split organic EL elements with signals captured from the signal lines; and a plurality of second thin film transistors each disposed between the first thin film transistor and one or another of the split organic EL elements to control the current supplied to each of the split organic EL elements from the first thin film transistor.
    • 提供一种有机电致发光(EL)显示装置,其中像素缺陷减少,所需的薄膜晶体管数量的增加最小。 有机EL显示装置具有:多个电源线,每个电源线用于向设置在由图像信号线和扫描线包围的区域中的一个或多个像素电路提供电流; 并联连接的多个分离式有机EL元件,各自连接到一个或另一个像素电路; 第一薄膜晶体管,其栅电极连接到信号线,源电极并联连接到多个分离有机EL元件的阳极,漏极连接到电源线,并且控制 使用从信号线捕获的信号在发光期间向多个分离的有机EL元件提供的总电流; 以及多个第二薄膜晶体管,每个第二薄膜晶体管分别设置在第一薄膜晶体管和一个或另一个分离有机EL元件之间,以控制从第一薄膜晶体管提供给每个分离的有机EL元件的电流。
    • 19. 发明申请
    • ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE
    • 有机电致发光显示装置
    • US20070241672A1
    • 2007-10-18
    • US11697332
    • 2007-04-06
    • Hirotsugu SakamotoHiroshi OookaTakeshi Ookawara
    • Hirotsugu SakamotoHiroshi OookaTakeshi Ookawara
    • H01J1/62
    • H01L27/3276H01L27/3246
    • An organic electroluminescence display device wherein the wiring width is made large enough to secure a current capacity for the power supply line and at the same time high luminance is achieved by increasing the aperture rate is to be realized. The device has lower electrodes formed over the main face of a transparent substrate, a plurality of organic electroluminescence elements each stacked over one or another of the lower electrodes and emitting light of a prescribed color, and an upper electrode formed as a film covering the plurality of organic electroluminescence layers in common, and this upper electrode is reflective and the luminescence from the organic electroluminescence elements is emitted from the transparent substrate side. The device further has: a pixel circuit including, over the inner face of the transparent substrate, a plurality of signal lines and a plurality of scanning lines arranged crossing each other and an organic electroluminescence layer in each of pixel areas surrounded by the signal lines and the scanning lines; and a power supply line for supplying a current to the organic electroluminescence layer, wherein the pixel line is arranged across the pixel areas.
    • 一种有机电致发光显示装置,其中布线宽度足够大以确保电源线的电流容量,并且同时通过增加开口率来实现高亮度。 该装置具有形成在透明基板的主面上的下电极,多个有机电致发光元件,每个层叠在一个或另一个下电极上并发射规定颜色的光;以及上电极,形成为覆盖多个 的有机电致发光层,并且该上电极是反射性的,并且来自有机电致发光元件的发光从透明基板侧发射。 该装置还具有:像素电路,其在透明基板的内表面上包括多个信号线和彼此交叉排列的多条扫描线以及由信号线包围的每个像素区域中的有机电致发光层,以及 扫描线; 以及用于向有机电致发光层提供电流的电源线,其中像素线布置在像素区域两边。