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    • 1. 发明申请
    • SCHEME FOR CONTROLLING POLARIZATION IN WAVEGUIDES
    • 控制波浪偏振的方案
    • WO2004008202A2
    • 2004-01-22
    • PCT/US2003/020202
    • 2003-06-26
    • OPTIMER PHOTONICS, INC.RIDGWAY, Richard, WilliamNIPPA, David, William
    • RIDGWAY, Richard, WilliamNIPPA, David, William
    • G02B6/00
    • H04B10/2572G02F1/0136G02F1/225G02F2001/0142G02F2001/0144G02F2203/48
    • The present invention present a means for addressing PDL, PMD, and other polarization-related performance issues in optical components and systems.In accordance with one embodiment of the present invention, an integrated optical device is provided. The device comprises: (i) first and second optical waveguide arms arranged to define an optical signal splitting region near an input side of the integrated optical device and an optical signal combining region near an output side of the integrated optical device and (ii) a functional region between the optical signal splitting and combining regions. The first and second optical waveguide arms comprise first and second waveguide cores passing through a first electrooptic portion of the functional region. First and second sets of control electrodes are positioned to generate electric fields in the first and second portions of the functional region. The first set of control electrodes and the first waveguide core are positioned to be TE mode predominant and the second set of control electrodes and the second waveguide core are positioned to be TM mode predominant.
    • 本发明提出了一种用于解决光学部件和系统中的PDL,PMD和其它偏振相关性能问题的方法。根据本发明的一个实施例,提供一种集成光学器件。 该装置包括:(i)第一和第二光波导臂,布置成限定在集成光学装置的输入侧附近的光信号分离区域和在集成光学装置的输出侧附近的光信号组合区域,以及(ii) 光信号分离和组合区域之间的功能区域。 第一和第二光波导臂包括穿过功能区域的第一电光部分的第一和第二波导芯。 定位第一和第二组控制电极以在功能区域的第一和第二部分中产生电场。 第一组控制电极和第一波导芯被定位为TE模式主导,第二组控制电极和第二波导芯被定位成TM模式为主。