• AEROSPACE SHANGHAI
  • Vol. 41, Issue 3, 176 (2024)
Lizhong JIANG*, Yining LUO, Bangjie ZHANG, Gang XU, and Lei XIAO
Author Affiliations
  • School of Artificial Intelligence and Automation,Huazhong University of Science and Technology,Wuhan430074,, China
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    DOI: 10.19328/j.cnki.2096-8655.2024.03.019 Cite this Article
    Lizhong JIANG, Yining LUO, Bangjie ZHANG, Gang XU, Lei XIAO. Intra-pulse and Inter-pulse Motion Compensation for High-resolution Space-borne Inverse Synthetic Aperture Radar Imaging[J]. AEROSPACE SHANGHAI, 2024, 41(3): 176 Copy Citation Text show less
    SBISAR imaging geometry
    Fig. 1. SBISAR imaging geometry
    Flow chart of the RD imaging algorithm
    Fig. 2. Flow chart of the RD imaging algorithm
    Imaging geometry and target scattering point model
    Fig. 3. Imaging geometry and target scattering point model
    One-dimensional range profile of a single echo
    Fig. 4. One-dimensional range profile of a single echo
    RMSE performances of different methods
    Fig. 5. RMSE performances of different methods
    Comparison of the RD imaging results using echo of point scatter simulation
    Fig. 6. Comparison of the RD imaging results using echo of point scatter simulation
    Model of satellite target in electromagnetic simulation
    Fig. 7. Model of satellite target in electromagnetic simulation
    Comparison of the RD imaging results using echo of electromagnetic simulation
    Fig. 8. Comparison of the RD imaging results using echo of electromagnetic simulation
    参数数值
    远地点/km417.765 4
    真近点角/(o)61.771 3
    偏心率/(o)0.000 5
    轨道倾角/(o)51.642 3
    近地点幅角/(o)76.542 4
    升交点赤经/(o)349.194 0
    Table 1. Orbital parameters of the space target
    参数数值
    载频/GHz10
    带宽/GHz1
    脉冲宽度/μs51.2
    信号采样频率/MHz10
    脉冲重复频率/Hz500
    积累时间/s1.792
    Table 2. Parameters of the radar in the point scatter simulation
    参数数值
    载频/GHz17
    带宽/GHz2
    脉冲重复频率/Hz50
    孔径时间/s2.56
    Table 3. Parameters of the radar in the electromagnetic simulation
    Lizhong JIANG, Yining LUO, Bangjie ZHANG, Gang XU, Lei XIAO. Intra-pulse and Inter-pulse Motion Compensation for High-resolution Space-borne Inverse Synthetic Aperture Radar Imaging[J]. AEROSPACE SHANGHAI, 2024, 41(3): 176
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