• High Power Laser and Particle Beams
  • Vol. 33, Issue 12, 123025 (2021)
Guangsen Chen1、2, Feng Qin2、3、*, and Yuan Gao2、3、*
Author Affiliations
  • 1Graduate School of China Academy of Engineering Physics, Mianyang 621999, China
  • 2Institute of Applied Electronics, CAEP, Mianyang 621999, China
  • 3Key Laboratory of Science and Technology on Complex Electromagnetic Environment, China Academy of Engineering Physics, Mianyang 621999, China
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    DOI: 10.11884/HPLPB202133.210310 Cite this Article
    Guangsen Chen, Feng Qin, Yuan Gao. Signal compensation of coaxial cable based on Wiener filtering method[J]. High Power Laser and Particle Beams, 2021, 33(12): 123025 Copy Citation Text show less
    Schematic diagram of Wiener filtering method
    Fig. 1. Schematic diagram of Wiener filtering method
    Solution flow of Wiener filtering method
    Fig. 2. Solution flow of Wiener filtering method
    Schematic illustrating the experimental setup for signal compensation in coaxial cable
    Fig. 3. Schematic illustrating the experimental setup for signal compensation in coaxial cable
    S21 parameter of 10 mcoaxial cable
    Fig. 4. S21 parameter of 10 mcoaxial cable
    Compensation of a Gaussian modulated pulse signal by using Wiener filtering method
    Fig. 5. Compensation of a Gaussian modulated pulse signal by using Wiener filtering method
    Compensation of other two types of signals using Wiener filtering method
    Fig. 6. Compensation of other two types of signals using Wiener filtering method
    Comparisons between the input signals and compensated signals using Wiener filtering method as well as attenuation compensation method for different types of signals
    Fig. 7. Comparisons between the input signals and compensated signals using Wiener filtering method as well as attenuation compensation method for different types of signals
    RE between IS and OS/%RE between IS and CS/%
    double exponential pulse signal14.003.30
    Gaussian modulated pulse signal21.624.85
    modulated square wave signal33.905.01
    Table 1. Relative error (RE) between the input signal (IS) and output signal (OS) as well as compensated signals (CS) using Wiener filtering method
    RE using AC/%RE using WF/%
    double exponential pulse signal8.483.30
    Gaussian modulated pulse signal9.274.85
    modulated square wave signal10.645.01
    Table 2. Relative error (RE) between the input signals and compensated signals using Wiener filtering method (WF) and attenuation compensation method (AC)
    time of WF/stime of AC/s
    double exponential pulse signal0.840.77
    Gaussian modulated pulse signal0.890.78
    modulated square wave signal0.900.83
    Table 3. Comparisons of the efficiency for different types of signals using Wiener filtering method and attenuation compensation method
    Guangsen Chen, Feng Qin, Yuan Gao. Signal compensation of coaxial cable based on Wiener filtering method[J]. High Power Laser and Particle Beams, 2021, 33(12): 123025
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