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    • 2. 发明申请
    • Quantum dot light emitting layer
    • 量子点发光层
    • US20070057263A1
    • 2007-03-15
    • US11226622
    • 2005-09-14
    • Keith Kahen
    • Keith Kahen
    • H01L33/00
    • C09K11/02B82Y10/00B82Y20/00B82Y30/00C09K11/565C09K11/883H01L33/08H05B33/14Y10S977/95
    • An inorganic light emitting layer having a plurality of light emitting cores, each core having a semiconductor material that emits light in response to recombination of holes and electrons, each such light emitting core defining a first bandgap; a plurality of semiconductor shells formed respectively about the light emitting cores to form core/shell quantum dots, each such semiconductor shell having a second bandgap wider than the first bandgap; and a semiconductor matrix connected to the semiconductor shells to provide a conductive path through the semiconductor matrix and to each such semiconductor shell and its corresponding light emitting core so as to permit the recombination of holes and electrons.
    • 一种具有多个发光芯的无机发光层,每个芯具有响应于空穴和电子的复合而发光的半导体材料,每个这样的发光芯限定第一带隙; 分别围绕所述发光核心形成多个半导体外壳以形成核/壳量子点,每个所述半导体外壳具有比所述第一带隙宽的第二带隙; 以及连接到半导体外壳的半导体矩阵,以提供通过半导体矩阵和每个这样的半导体外壳及其对应的发光芯的导电路径,以允许空穴和电子的复合。
    • 3. 发明申请
    • OLED with color change media
    • OLED具有变色介质
    • US20050225233A1
    • 2005-10-13
    • US10820570
    • 2004-04-08
    • Michael BorosonDustin WintersYuan-Sheng TyanKeith Kahen
    • Michael BorosonDustin WintersYuan-Sheng TyanKeith Kahen
    • H01L27/32H01L51/52H05B33/00
    • H01L27/322H01L27/3211H01L27/3244H01L51/5265
    • A tuned OLED device includes a microcavity structure including a light-emitting layer for producing light, a semitransparent reflector, and a reflector layer disposed on opposite sides of the light-emitting layer, the microcavity structure enhancing on-axis light produced from the light-emitting layer in at least one particular wavelength to produce a desired on-axis viewed color while not substantially enhancing on-axis other wavelengths of such light; and a layer including a color change medium which is responsive to wavelengths of light shorter than the particular wavelength by absorbing such shorter wavelengths of light and emitting light corresponding in color to the particular wavelength, thereby improving the color of the light produced by the OLED device when viewed in an off-axis direction.
    • 调谐OLED器件包括微腔结构,其包括用于产生光的发光层,半透明反射器和设置在发光层的相对侧上的反射器层,微腔结构增强从发光层产生的轴上光, 至少一个特定波长的发光层以产生期望的轴上观察颜色,同时基本上不增强这种光的轴上其他波长; 以及包括颜色变化介质的层,其通过吸收这种较短波长的光并且发射与特定波长相对应的颜色的光来响应于比特定波长短的光的波长,由此改善由OLED器件产生的光的颜色 当从离轴方向观察时。
    • 9. 发明申请
    • Display device using vertical cavity laser arrays
    • 显示器件使用垂直腔激光器阵列
    • US20050275615A1
    • 2005-12-15
    • US10864100
    • 2004-06-09
    • Keith KahenErica Montbach
    • Keith KahenErica Montbach
    • C09K11/06G02F1/13357H01L51/30H01S5/183G09G3/36
    • G02F1/133621G02F1/133617G02F2202/046
    • A display apparatus for producing colored pixelated light includes a backlight unit for providing a pump-beam light. The apparatus also includes a microcavity light-producing array responsive to pump-beam light and having pixels wherein each pixel including a transparent substrate, a bottom dielectric stack reflective to light over a predetermined range of wavelengths, an active region responsive to pump-beam light for producing display light, and a top dielectric stack spaced from the bottom dielectric stack and reflective to light over a predetermined range of wavelengths. The apparatus further includes a light shutter for permitting selected display light from the microcavity light-producing array to pass therethrough, a polarizing layer disposed between the microcavity light-producing array and the light shutter, and a beam expander disposed over the light shutter for increasing the angular cone of view of the display light.
    • 用于产生彩色像素化光的显示装置包括用于提供泵浦光束的背光单元。 该装置还包括响应于泵浦光束并具有像素的微腔发光阵列,其中每个像素包括透明衬底,反射预定波长范围的光的底部电介质叠层,响应泵浦光束的有源区域 用于产生显示光,以及与底部电介质叠层隔开的反射到预定波长范围的光的顶部电介质叠层。 该装置还包括用于允许来自微腔发光阵列的选定显示光通过的光闸,设置在微腔产生阵列和光闸之间的偏振层,以及设置在光闸上方的光束扩展器,用于增加 显示灯的角锥视角。
    • 10. 发明申请
    • Selective light absorption shifting layer and process
    • 选择性吸光移位层及工艺
    • US20060003258A1
    • 2006-01-05
    • US10882028
    • 2004-06-30
    • J. VargasDenis KondakovKeith Kahen
    • J. VargasDenis KondakovKeith Kahen
    • G11B7/24G03C5/16
    • H01S5/36C09B55/002H01S5/18383H01S5/423
    • The invention includes a process for forming a laser pixel array useful with a pump-beam, comprising: a) forming a layer containing a formamide of an amino dye compound on a support wherein the layer absorbs light outside the laser wavelength and predominantly outside the pump-beam wavelength range; and b) subjecting the layer to UV radiation in the areas of the layer where it is desired to be free of pixels for a time sufficient to shift the absorption envelope of the areas into the pump-beam wavelength range. The invention also provides for unimolecularly forming an image or an information record and a composition of matter. The invention provides methods for forming filters, images or information records having a smooth surface and in particular for forming a pixel region pattern for use with an Organic VCSEL that would ease manufacturing.
    • 本发明包括一种用于形成可用于泵浦光束的激光像素阵列的方法,包括:a)在载体上形成含有氨基染料化合物的甲酰胺的层,其中所述层吸收激光波长外的光,并且主要在泵的外部 光束波长范围; 以及b)在希望没有像素的层的区域中对该层进行紫外辐射,时间足以使这些区域的吸收包络移动到泵浦波长范围内。 本发明还提供单分子形成图像或信息记录和物质组成。 本发明提供了形成具有平滑表面的滤光器,图像或信息记录的方法,特别是用于形成用于有助于制造的有机VCSEL的像素区域图案。