AEROSPACE SHANGHAI, Volume. 42, Issue 3, 166(2025)

A Radar Mainlobe Interference Suppression Approach Based on Signal Reconstruction

Leilei XU1,2, Jun PAN1,2, Yutai ZHOU1, Juqi YIN1, Shen ZHENG1,2, Yulong WEI3、*, Botao SONG1, and Quan SUN1,2
Author Affiliations
  • 1Shanghai Electromechanical Engineering Institute,Shanghai201109,China
  • 2National Key Laboratory of Automatic Target Recognition (ATR),Shanghai201109,China
  • 3Shanghai Academy of Spaceflight Technology,Shanghai201109,China
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    Figures & Tables(11)
    Schematic diagram of the radar signal and interference signal
    Comparison of the echo signals and interference signals at different distances
    Effects of zeroing operation on the spectrum envelope
    Flow chart of the mainlobe intermittent interference suppression algorithm proposed in this paper
    Comparison of the interference suppression effects with the proposed approach and the interference zeroing method
    Comparison of the RMSEs obtained by the proposed approach under different parameters
    Comparison of the reconstruction performance under different interference duty cycles
    Comparison of the RE performance under different SNR conditions
    Comparison of the performance under the random interference location condition
    Comparison of the performance under the periodic interference location condition
    • Table 1. Parameters for the simulation

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      Table 1. Parameters for the simulation

      参数参数值
      雷达频率/GHz1
      脉冲周期Tr/μs200
      脉冲数M256
      目标个数1
      目标速度/(m·s-1)200
      目标RCS/m21
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    Leilei XU, Jun PAN, Yutai ZHOU, Juqi YIN, Shen ZHENG, Yulong WEI, Botao SONG, Quan SUN. A Radar Mainlobe Interference Suppression Approach Based on Signal Reconstruction[J]. AEROSPACE SHANGHAI, 2025, 42(3): 166

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    Paper Information

    Category: Communications and Networks

    Received: Oct. 9, 2024

    Accepted: --

    Published Online: Sep. 29, 2025

    The Author Email:

    DOI:10.19328/j.cnki.2096-8655.2025.03.019

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