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Laser & Optoelectronics Progress, Volume. 58, Issue 7, 0706001(2021)

Coherent Detection Mixing Systems with Shaping Elements

Zhengshuang Dai1, Lun Jiang2,3、*, Zhihua Song1, Tianjun Dai1, Xin Yu1, Chao Wang2, Yansong Song2,3, and Shoufeng Tong2,3
Author Affiliations
  • 1College of Optoelectronic Engineering, Changchun University of Science and Technology, Changchun , Jilin 130022, China
  • 2National and Local Joint Engineenng Research Center of Space Optoelectronics Technology, Changchun Universityof Science and Technology, Changchun , Jilin 130022, China
  • 3Peng Cheng Laboratory, Shenzhen , Guangdong 518000, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (11)
    Equations (14)
    References (13)
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    Figures & Tables(11)
    Mixing efficiency of the local oscillator light and signal light

    Fig. 1. Mixing efficiency of the local oscillator light and signal light

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    Schematic diagram of the working principle of the optical mixer and the corresponding coordinate

    Fig. 2. Schematic diagram of the working principle of the optical mixer and the corresponding coordinate

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    Schematic diagram of the optical mixer with shaping elements

    Fig. 3. Schematic diagram of the optical mixer with shaping elements

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    Overall structure of the optical system

    Fig. 4. Overall structure of the optical system

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    Structure of the beam expanding collimator lens group

    Fig. 5. Structure of the beam expanding collimator lens group

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    Structure of the beam-shrinking and shaping lens group

    Fig. 6. Structure of the beam-shrinking and shaping lens group

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    Amplitude distributions of the local oscillator light and signal light after optimization

    Fig. 7. Amplitude distributions of the local oscillator light and signal light after optimization

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    Fitting effect of the local vibration curve

    Fig. 8. Fitting effect of the local vibration curve

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    Fitting effect of the signal light curve

    Fig. 9. Fitting effect of the signal light curve

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    Effect of the ratio of the waist radius on the mixing efficiency

    Fig. 10. Effect of the ratio of the waist radius on the mixing efficiency

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    • Table 1. High-order even-order parameters of the aspheric mirrors

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      Table 1. High-order even-order parameters of the aspheric mirrors

      Surface2nd order4th order6th order8th order10th order12th order14th order16th order
      17.843×10-2-7.025×10-36.199×10-4-3.705×10-52.488×10-5-1.027×10-51.744×10-6-1.103×10-7
      21.849×10-2-2.933×10-52.281×10-8-1.262×10-81.846×10-10000
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    Zhengshuang Dai, Lun Jiang, Zhihua Song, Tianjun Dai, Xin Yu, Chao Wang, Yansong Song, Shoufeng Tong. Coherent Detection Mixing Systems with Shaping Elements[J]. Laser & Optoelectronics Progress, 2021, 58(7): 0706001

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: May. 25, 2020

    Accepted: Aug. 27, 2020

    Published Online: Apr. 25, 2021

    The Author Email: Lun Jiang (jlciomp@163.com)

    DOI:10.3788/LOP202158.0706001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology