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    • 8. 发明申请
    • OPTOELECTRONIC DEVICE
    • 光电子器件
    • WO2010069933A3
    • 2010-08-19
    • PCT/EP2009067108
    • 2009-12-14
    • OSRAM OPTO SEMICONDUCTORS GMBHWIRTH RALPHKLEIN MARKUS
    • WIRTH RALPHKLEIN MARKUS
    • H05B33/08
    • H05B33/0869H05B33/0872
    • The invention relates to an optoelectronic device for radiating mixed light in a first wavelength range and a second wavelength range different from the first wavelength range, comprising a first or second semiconductor light source (1, 2) having a first or second light-emitting diode (11, 21), which radiates light having a first or second characteristic wavelength in the first or second wavelength range and having a first or second intensity when a first or second current (41, 42) is applied, an optical sensor (3) for converting a part (110, 510) of the respective radiated light from the semiconductor light sources (1, 2) into a first or second sensor signal (341, 342), and a control device (4) for controlling the first and second currents (41, 42) according to the first and second sensor signals (341, 342), wherein the characteristic wavelengths and intensities of the respective light radiated by the first and second semiconductor light sources (1, 2) have a first temperature- and/or current- and/or aging-dependence or second temperature- and/or current- and/or aging dependence (931, 932, 941, 942) different from the first temperature- and/or current- and/or aging-dependence, the optical sensor (3) has a first or second wavelength-dependent sensitivity in the first or second wavelength range, wherein said first and second wavelength-dependent sensitivities are adapted to the first and second temperature dependences (931, 932, 941, 942), and the control device (4) controls the first and second currents (41, 42) in such a way that there is a predetermined ratio of the first to the second sensor signal (341, 342).
    • 用于第一和第二半导体光源混合光的辐射在第一和不同的第二波长范围包括一种光电装置(1,2),具有第一和第二发光二极管(11,21),其(在第一和第二数据流的应用 具有在所述第一或第二波长范围内的,并与第一和第二强度,用于从所述半导体光源1转换的一个部分(110,510)(光学传感器(3)的第一和第二特征波长41,42发射)光 ,2)响应于所述第一和第二传感器信号(341,342),每个发射的光划分为第一或第二传感器信号(341,342),以及用于控制第一和第二流控制设备(4)(41,42), 其中第一和第二半导体光源(1,2)中的每一个的特征波长和强度辐射光第一和第二 的不同的第二温度,和/或电力和/或老化的依赖性(931,932,941,942),其具有第一和第二波长相关的灵敏度在第一或第二波长范围内的光传感器(3),至 第一和第二温度的依赖性(931,932,941,942)被适配,并且所述控制装置(4)的第一和第二电流(41,42)进行控制,使得所述第一至所述第二传感器信号(341,342)具有预定的比 ,