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    • 1. 发明申请
    • INORGANIC-BASED COLOR CONVERSION MATRIX ELEMENT FOR ORGANIC COLOR DISPLAY DEVICES AND METHOD OF FABRICATION
    • 用于有机彩色显示器件的基于无机物的彩色转换矩阵元件及其制造方法
    • WO0017903A3
    • 2000-05-25
    • PCT/US9921937
    • 1999-09-22
    • FED CORPSOKOLIK IGORCAMPOS RICHARD A
    • SOKOLIK IGORCAMPOS RICHARD A
    • H01L27/32H01L51/52H01J1/64H01J1/72H01J1/74
    • B82Y20/00B82Y30/00H01L27/322H01L51/524H01L2251/5315H01L2251/5361H01L2251/5369
    • An integrated organic light emitting diode (OLED) color display device is disclosed. The OLED display device comprises at least one pixel element (10) capable of emitting visible light of varying wavelengths. Pixel element (10) may comprise: a substrate (100), an addressable two-dimensional matrix of organic light emitting diodes (120) that emits monochrome light, a color conversion matrix element (110) capable of absorbing the monochrome light and re-emitting that light at different wavelengths, and cover element (130). Color conversion matrix element (110) may further comprise at least one red color converting subelement (111), at least one green color converting subelement (112), and at least one blue color converting subelement (113). The color converting subelements (111, 112 and 113) may further comprise semiconductor nanocrystals (140) uniformly dispersed in a transparent organic binding material (150). The size distribution of the semiconductor nanocrystals (140) may be precisely controlled to define the capability for color conversion to a particular wavelength of re-emitted light. The color conversion matrix element (110) is fabricated separately from the organic light emitting diode matrix. A method for making an integrated organic light emitting diode display device comprising at least one pixel element (10) capable of emitting visible light of varying wavelengths is also disclosed.
    • 公开了一种集成的有机发光二极管(OLED)彩色显示装置。 OLED显示装置包括能够发射不同波长的可见光的至少一个像素元件(10)。 像素元件(10)可以包括:衬底(100),发射单色光的有机发光二极管(120)的可寻址二维矩阵,能够吸收单色光的颜色转换矩阵元件(110) 发射不同波长的光,并覆盖元件(130)。 颜色转换矩阵元素(110)还可以包括至少一个红色转换子元件(111),至少一个绿色转换子元件(112)和至少一个蓝色转换子元件(113)。 颜色转换子元件(111,112和113)可以进一步包括均匀分散在透明有机粘合材料(150)中的半导体纳米晶体(140)。 半导体纳米晶体(140)的尺寸分布可以被精确地控制以限定颜色转换为再发射光的特定波长的能力。 颜色转换矩阵元件(110)与有机发光二极管矩阵分开制造。 还公开了一种制造集成有机发光二极管显示装置的方法,该集成有机发光二极管显示装置包括至少一个能够发射不同波长的可见光的像素元件(10)。
    • 2. 发明申请
    • FLUORESCENT DYE ADDED TO EPOXY OF LIGHT EMITTING DIODE LENS
    • 荧光染料添加到发光二极管镜片的环氧树脂中
    • WO9902026A3
    • 1999-04-01
    • PCT/US9814939
    • 1998-07-14
    • HEWLETT PACKARD CO
    • BUTTERWORTH MARK MHELBING RENE P
    • H01L33/50H01L33/54H01L33/58H01J1/62H01J1/64
    • H01L33/505H01L33/504H01L33/54H01L33/58
    • A process and apparatus is described to produce efficient light emission over a broad portion of the visible spectrum. A lens (240) containing a fluorescent dye is over molded to a short wavelength light emitter (110) such as a blue LED or laser diode placed within a reflector cup (120). The fluorescent dye absorbs at least a portion of the light emitted by the diode (110) and re-emits light of a second, longer wavelength. Concentration of the dye within the lens (240) can be varied to control the extent of a region within the lens where most of the light is re-emitted. One can readily and consistently tailor the color of the light emitted from the lens (240) through selection of the number and types of fluorescent dyes added to the lens.
    • 描述了在可见光谱的宽部分上产生有效的光发射的方法和装置。 包含荧光染料的透镜(240)被过度模制成放置在反射杯(120)内的短波长光发射器(110),例如蓝色LED或激光二极管。 荧光染料吸收由二极管(110)发射的光的至少一部分,并再次发射第二较长波长的光。 可以改变透镜(240)内的染料的浓度以控制透镜内大部分光被再次发射的区域的程度。 可以通过选择添加到透镜中的荧光染料的数量和类型来容易且一致地定制从透镜(240)发射的光的颜色。