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    • 6. 发明授权
    • Optoelectronic component
    • 光电元件
    • US08624289B2
    • 2014-01-07
    • US12680637
    • 2008-09-10
    • Ralph Wirth
    • Ralph Wirth
    • H01L27/15
    • H01L33/507H01L33/505H01L33/54H01L33/56
    • An optoelectronic component comprising the following features is disclosed, at least one semiconductor body (1) provided for emitting electromagnetic radiation of a first wavelength range, an inner radiation-permeable shaped body (2), into which the semiconductor body (1) is embedded, a wavelength-converting layer (6) on an outer side (5) of the inner shaped body (2), said layer comprising a wavelength conversion substance (8) suitable for converting radiation of the first wavelength range into radiation of a second wavelength range, which is different from the first wavelength range, a coupling-out lens (10), into which the inner shaped body (2) and the wavelength-converting layer (6) are embedded, wherein the coupling-out lens (10) has an inner side enclosed by an inner hemisphere area having a radius Rconversion, and an outer side enclosing an outer hemisphere area having a radius Router, and the radii Rconverstion and Router meet the Weierstrass condition: Router≧Rconversion*nlens/nair, where nlens is the refractive index of the coupling-out lens and nair is the refractive index of the surroundings of the coupling-out lens.
    • 公开了一种包括以下特征的光电子部件:设置用于发射第一波长范围的电磁辐射的至少一个半导体本体(1),嵌入半导体本体(1)的内辐射透射成形体(2) ,所述内部成形体(2)的外侧(5)上的波长转换层(6),所述层包括适于将第一波长范围的辐射转换成第二波长的辐射的波长转换物质(8) 与第一波长范围不同的范围,内置成形体(2)和波长转换层(6)嵌入其中的耦合透镜(10),其中,耦合透镜(10) 具有由具有半径R转换的内半球区域封闭的内侧和封闭具有半径路由器的外半球区域的外侧,并且半径Rconverstion和路由器满足Weierstrass条件:Router> = Rconversion * nlens / nair,其中nlens是耦合透镜的折射率,nair是耦合透镜的周围的折射率。
    • 9. 发明申请
    • Optoelectronic Device
    • 光电器件
    • US20110309755A1
    • 2011-12-22
    • US13141079
    • 2009-12-14
    • Ralph WirthMarkus Klein
    • Ralph WirthMarkus Klein
    • H05B37/02
    • H05B33/0869H05B33/0872
    • An optoelectronic device for emitting mixed light in a first and a different second wavelength range comprises a first or second semiconductor light source (1, 2) with a first or second light-emitting diode (11, 21), which emits light with a first or second characteristic wavelength in the first or second wavelength range and with a first or second intensity on application of a first or second current (41, 42), an optical sensor (3) for converting of a part (110, 510) of the light emitted in each case by the semiconductor light sources (1, 2) into a first or second sensor signal (341, 342), and a feedback controller (4) for feedback control of the first and second current (41, 42) as a function of the first and second sensor signal (341, 342), wherein the characteristic wavelengths and intensities of the light emitted in each case by the first and second semiconductor light sources (1, 2) exhibit a first or different second temperature and/or current and/or ageing dependency (931, 932, 941, 942), the optical sensor (3) exhibits a first or second wavelength-dependent sensitivity in the first or second wavelength range, which sensitivities are adapted to the first and second temperature dependencies (931, 932, 941, 942), and the feedback controller (4) controls the first and second currents (41, 42) in such a way that the first sensor signal (341) exhibits a given ratio to the second sensor signal (342).
    • 用于发射第一和第二波长范围的混合光的光电子器件包括具有第一或第二发光二极管(11,21)的第一或第二半导体光源(1,2),其发射具有第一和第二 或第二特征波长在第一或第二波长范围内并且在施加第一或第二电流(41,42)时具有第一或第二强度,光学传感器(3)用于转换第一或第二波长的部分(110,510) 通过半导体光源(1,2)在每种情况下发射的光分别成为第一或第二传感器信号(341,342),反馈控制器(4)用于将第一和第二电流(41,42)反馈控制为 第一和第二传感器信号(341,342)的功能,其中由第一和第二半导体光源(1,2)在每种情况下发射的光的特征波长和强度呈现第一或不同的第二温度和/ 或当前和/或老化依赖关系(931,932, 941,942),光学传感器(3)在第一或第二波长范围内呈现第一或第二波长依赖灵敏度,其灵敏度适应于第一和第二温度依赖性(931,932,941,942),以及 反馈控制器(4)以第一传感器信号(341)呈现与第二传感器信号(342)的给定比例的方式来控制第一和第二电流(41,42)。
    • 10. 发明授权
    • Radiation emitting semi-conductor element
    • 辐射发射半导体元件
    • US07692204B2
    • 2010-04-06
    • US10567883
    • 2004-07-30
    • Wilhelm SteinReiner WindischRalph WirthInes Pietzonka
    • Wilhelm SteinReiner WindischRalph WirthInes Pietzonka
    • H01L29/08
    • H01L33/40H01L33/02
    • A radiation-emitting semiconductor component with a semiconductor body, including a first principal surface (5), a second principal surface (9) and a semiconductor layer sequence (4) with an electromagnetic radiation generating active zone (7), in which the semiconductor layer sequence (4) is disposed between the first and the second principal surfaces (5, 9), a first current spreading layer (3) is disposed on the first principal surface (5) and electrically conductively connected to the semiconductor layer sequence (4), and a second current spreading layer (10) is disposed on the second principal surface (9) and electrically conductively connected to the semiconductor layer sequence (4).
    • 一种具有半导体主体的辐射发射半导体部件,包括第一主表面(5),第二主表面(9)和具有电磁辐射产生有源区(7)的半导体层序列(4),其中半导体 层序列(4)设置在第一和第二主表面(5,9)之间,第一电流扩散层(3)设置在第一主表面(5)上并与半导体层序列(4)导电连接 ),并且第二电流扩展层(10)设置在第二主表面(9)上并与半导体层序列(4)导电连接。