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    • 4. 发明授权
    • Optoelectronic component and method for the manufacture thereof
    • 光电子元件及其制造方法
    • US5875205A
    • 1999-02-23
    • US799494
    • 1997-02-12
    • Werner SpaethWolfgang GramannHans-Ludwig AlthausRalf Dietrich
    • Werner SpaethWolfgang GramannHans-Ludwig AlthausRalf Dietrich
    • H01L33/00H01S5/00H01S5/02H01S5/022H01S5/18H01S3/19
    • H01S5/02284H01S5/02292H01S5/0201H01S5/02248H01S5/0683
    • In an optoelectronic component having a laser chip as a light transmitter and a lens coupling optics for defined emission of radiation generated in the laser chip, the lens coupling optics is arranged immediately in front of the laser chip and is adjusted and fixed in stable fashion in a simple way. The component is rationally manufactured in a wafer union. The laser chip is arranged on a common carrier between two carrier parts whose lateral surfaces neighboring the resonator faces of the laser chip are provided with mirror layers, and that are inclined at an angle of 45.degree. relative to the resonator faces. Thus the radiation generated in the laser chip is directed nearly perpendicularly upward to the surface of the common carrier and the lens coupling optics is arranged on at least the one carrier part such that the radiation generated in the laser chip impinges this lens optics nearly perpendicularly.
    • 在具有作为光发射器的激光芯片和用于在激光芯片中产生的辐射的定义发射的透镜耦合光学器件的光电子部件中,透镜耦合光学器件被立即布置在激光器芯片的前面,并且以稳定的方式被调整和固定 一个简单的方法。 该组件在晶片联合中合理制造。 激光芯片布置在两个载体部件之间的公共载体上,其相对于激光芯片的谐振器面的侧表面设置有镜层,并且相对于谐振器面倾斜45度。 因此,在激光芯片中产生的辐射几乎垂直地向上引导到公共载体的表面,并且透镜耦合光学器件被布置在至少一个载体部分上,使得在激光器芯片中产生的辐射几乎垂直地撞击该透镜光学器件。
    • 8. 发明授权
    • Transmission and reception module for a bidirectional optical
communication and signal transmission
    • 用于双向光通信和信号传输的发送和接收模块
    • US5552918A
    • 1996-09-03
    • US539832
    • 1995-10-06
    • Joachim KrugHans-Ludwig AlthausAlfred HartlGerhard Kuhn
    • Joachim KrugHans-Ludwig AlthausAlfred HartlGerhard Kuhn
    • G02B6/42H04B10/00
    • G02B6/4207G02B6/4246
    • A transmission and reception module for a bidirectional optical communication and signal transmission includes a light transmitter having a first lens coupling optical element, and a light receiver. A fiber connection has a second lens coupling optical element for a common optical waveguide. A beam splitter is disposed in a free beam path. A common housing surrounds the foregoing. The light transmitter, the beam splitter and the fiber connection as well as the light receiver which is orthogonal thereto, are disposed axially symmetrically. An optical axis of the first lens coupling optical element is axially offset from an optical axis of the light transmitter, an optical axis of the second lens coupling optical element is axially offset from the optical axis of the fiber connection, the end surface of the fiber connection, given optimal coupling-in of light, has an angle of inclination relative to its optical axis, and the beam splitter is inclined relative to an axis of symmetry of the configuration, such that backreflected radiation strikes neither a radiation-active part of the light transmitter nor a radiation-sensitive part of the light receiver.
    • 用于双向光通信和信号传输的发射和接收模块包括具有第一透镜耦合光学元件的光发射器和光接收器。 光纤连接具有用于公共光波导的第二透镜耦合光学元件。 分束器设置在自由光束路径中。 围绕上述的共同的住房。 光发射器,分束器和光纤连接以及与其正交的光接收器被轴向对称地设置。 第一透镜耦合光学元件的光轴从光发射器的光轴轴向偏移,第二透镜耦合光学元件的光轴从光纤连接的光轴轴向偏移,光纤的端面 给定光的最佳耦合的连接具有相对于其光轴的倾斜角,并且分束器相对于构造的对称轴倾斜,使得后向反射的辐射既不影响该光束的辐射活动部分 光发射机和光接收机的辐射敏感部分。
    • 9. 发明授权
    • Method and device for determining the output power of a semiconductor laser diode
    • 用于确定半导体激光二极管的输出功率的方法和装置
    • US06853657B2
    • 2005-02-08
    • US10364003
    • 2003-02-10
    • Hans-Ludwig AlthausGerhard Kuhn
    • Hans-Ludwig AlthausGerhard Kuhn
    • H01S5/06H01S5/068H01S3/00
    • H01S5/06808H01S5/0617
    • The invention relates to a method and device for determining the output power of a semiconductor laser diode being operated with a diode current. A defined measuring current, which is less than the threshold current of the semiconductor laser diode, is conducted in a conducting direction through the semiconductor laser diode. The forward voltage drop across the semiconductor laser diode is measured, and the temperature of the laser-active region of the semiconductor laser diode is determined from the measured forward voltage by using at least one calibration curve. The invention makes a simple and precise determination of the output power possible without requiring an additional measuring device, for example, a monitor diode.
    • 本发明涉及一种用于确定用二极管电流工作的半导体激光二极管的输出功率的方法和装置。 定义的测量电流小于半导体激光二极管的阈值电流,通过半导体激光二极管在导通方向上进行。 测量半导体激光二极管上的正向压降,并且通过使用至少一个校准曲线从所测量的正向电压确定半导体激光二极管的激光器有源区域的温度。 本发明能够简单且精确地确定输出功率,而不需要额外的测量装置,例如监视二极管。