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    • 6. 发明申请
    • WDM OPTICAL TRANSMISSION SYSTEM WITH PASSIVE HUB
    • WDM光传输系统与无源机架
    • WO2003061140A2
    • 2003-07-24
    • PCT/IB2002/005319
    • 2002-12-10
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.
    • SCHEMMANN, Marcel, F., C.MUTALIK, Venkatesh, G.
    • H04B
    • H04J14/0226H04J14/0246H04J14/025H04J14/0282
    • A method and apparatus for a wavelength division multiplexing (WDM) optical transmission system (200) wherein the optical transmission system (200) has an optical signal transmitter (220) which functions as a passive hub, in which only optical signal processing is performed, while associated electronic signal processing is performed outside the passive hub. The passive hub includes upconverter devices (225) that place the optical signal bands at frequencies that allow separation of the bands at a detector (461). The detectors (461) are thus loaded with more than one wavelength at a time. The optical transmission signals are optically combined and/or amplified onto a single fiber that is fed to a headend device (270), where the wavelengths of the optical transmission signals are demultiplexed and fed to the receivers (280).
    • 一种用于波分复用(WDM)光传输系统(200)的方法和装置,其中所述光传输系统(200)具有用作仅执行光信号处理的无源集线器的光信号发射机(220) 而在被动集线器外执行相关联的电子信号处理。 无源集线器包括上变频器装置(225),其将光信号频带放置在允许在检测器(461)处分离带的频率。 因此,检测器(461)一次被加载多于一个波长。 光传输信号被光学组合和/或放大到馈送到头端设备(270)的单个光纤上,其中光传输信号的波长被解复用并馈送到接收器(280)。
    • 7. 发明申请
    • OPTICAL SENSOR MODULE AND ITS MANUFACTURE
    • 光学传感器模块及其制造
    • WO2009001283A3
    • 2008-12-31
    • PCT/IB2008/052480
    • 2008-06-23
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.SCHEMMANN, Marcel, F., C.PRUIJMBOOM, ArmandBOOIJ, Silvia, M.WERNER, Klaus, P.
    • SCHEMMANN, Marcel, F., C.PRUIJMBOOM, ArmandBOOIJ, Silvia, M.WERNER, Klaus, P.
    • H01S5/02G06F3/042H01S5/183
    • The invention relates to an optical sensor module (1) for a measuring device. Said module comprises at least one optical sensor (2) including a diode laser (3) having a laser cavity for generating a measuring beam, the diode laser being attached to a substrate (12), converging means (5) (such as a lens). During measuring, such converging means (5) converges the measuring beam in an action plane and converges in the laser cavity the measuring beam radiation that has been back-scattered by an object to generate a self-mixing effect and means for measuring the self-mixing effect. Later means comprise a photo diode (4) and an associated signal processing circuitry. According to an essential aspect of the invention, that the diode laser (3) is configured to emit laser radiation of a wavelength for which the substrate (12) being attached to the diode laser (3) is transparent. This configuration leads to an essentially simple (and therefore cheap) sensor module.
    • 本发明涉及一种用于测量装置的光学传感器模块(1)。 所述模块包括至少一个光学传感器(2),所述光学传感器包括具有用于产生测量光束的激光腔的二极管激光器(3),所述二极管激光器附着到基底(12),会聚装置(5)(例如透镜 )。 在测量期间,这样的会聚装置(5)将测量光束会聚在作用平面中并且将激光腔中会聚了已经被物体后向散射以产生自混合效应的测量光束辐射以及用于测量自混合效应的装置, 混合效果。 后来的装置包括一个光电二极管(4)和一个相关的信号处理电路。 根据本发明的一个基本方面,二极管激光器(3)被配置为发射附着到二极管激光器(3)的衬底(12)所透过的波长的激光辐射。 这种配置导致本质上简单(因此便宜)的传感器模块。