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    • 6. 发明申请
    • OLED DEVICE HAVING IMPROVED LIGHT OUTPUT
    • 具有改进的光输出的OLED装置
    • WO2007038070A1
    • 2007-04-05
    • PCT/US2006/036412
    • 2006-09-20
    • EASTMAN KODAK COMPANYCOK, Ronald StevenREVELLI, Joseph Francis Jr.SHORE, Joel DavidTUTT, Lee WilliamPREUSS, Donald Robert
    • COK, Ronald StevenREVELLI, Joseph Francis Jr.SHORE, Joel DavidTUTT, Lee WilliamPREUSS, Donald Robert
    • H01L51/52
    • H01L51/5268H01L27/3211H01L51/5271H01L2251/5323
    • An organic light-emitting diode (OLED) device, comprising: first and second non-metallic transparent electrodes (13, 16), and one or more layers of organic material (14) formed between the first and second non-metallic transparent electrodes (13, IS), the layers of organic material (14) including one or more light-emitting layers; and one or more non-metallic reflective layers (15) located on a side of either of the first or second non-metallic transparent electrodes (13, 16) opposite to the organic material layers (14) ; wherein the device further comprises a light transmissive scattering layer (22) in optical contact with the organic material layers (14) and the electrodes (13, 16) or wherein at least one of the one or more non-metallic reflective layers (15) comprises a reflective scattering layer (23) in optical contact with the organic material layers (14) and the electrodes (13, 16) . Additionally, a low-index layer (19) is preferably employed in various embodiments to improve device sharpness.
    • 一种有机发光二极管(OLED)装置,包括:第一和第二非金属透明电极(13,16)和形成在第一和第二非金属透明电极之间的一层或多层有机材料(14) 13),有机材料层(14)包括一个或多个发光层; 以及位于与有机材料层(14)相对的第一或第二非金属透明电极(13,16)中的任一个的一侧上的一个或多个非金属反射层(15)。 其中所述装置还包括与所述有机材料层(14)和所述电极(13,16)光学接触的透光散射层(22),或者所述一个或多个非金属反射层(15)中的至少一个 包括与有机材料层(14)和电极(13,16)光学接触的反射散射层(23)。 此外,在各种实施例中优选使用低折射率层(19)以提高装置的清晰度。
    • 8. 发明申请
    • OLED DEVICE WITH IMPROVED EFFICIENCY AND ROBUSTNESS
    • 具有改进效率和可靠性的OLED器件
    • WO2007008774A1
    • 2007-01-18
    • PCT/US2006/026702
    • 2006-07-11
    • EASTMAN KODAK COMPANYCOK, Ronald StevenTUTT, Lee William
    • COK, Ronald StevenTUTT, Lee William
    • H01L51/52
    • H01L51/5268B82Y20/00B82Y30/00H01L51/525H01L51/5275H01L2251/5315H01L2251/5369
    • An organic light-emitting diode (OLED) device, comprising: a substrate (10) ; an OLED (11) formed on .the substrate (10) comprising a first electrode (14) , one or more layers (16) of organic material, one of which emits light, and a transparent second electrode (18) , the transparent second electrode (18) and layer (s) of organic light-emitting material (16) having a first refractive index range; a transparent cover (12) having a second refractive index; separately formed spacer element particles (24) distributed above the transparent second electrode (18) , providing spacing between the transparent second electrode (18) and the cover (12) , and forming a transparent gap between the transparent second electrode (18) and the cover (20) , the transparent gap having a third refractive index lower than each of the first refractive index range and second refractive index; and separately formed light-scattering element particles (22) distributed over the second electrode (18) between the spacer element particles (24) .
    • 一种有机发光二极管(OLED)器件,包括:衬底(10); 形成在所述基板(10)上的OLED(11),包括第一电极(14),一个或多个有机材料层(16),其中一个发光,以及透明第二电极(18),所述透明第二电极 电极(18)和具有第一折射率范围的有机发光材料(16)的层; 具有第二折射率的透明盖(12); 分离形成的间隔元件颗粒(24),其分布在透明第二电极(18)的上方,提供透明第二电极(18)和盖(12)之间的间隔,以及在透明第二电极(18)和透明第二电极 (20),所述透明间隙具有比所述第一折射率范围和所述第二折射率中的每一个低的第三折射率; 以及在间隔元件颗粒(24)之间分开形成的分布在第二电极(18)上的光散射元件颗粒(22)。