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Laser & Optoelectronics Progress, Volume. 58, Issue 22, 2210019(2021)

Research on High Resolution SAR Imaging Algorithm Based on Optimal Sampling Length

Zhenli Wang1、*, Qun Wang1, Rupo Ma1, and Xianyi Chen2
Author Affiliations
  • 1Computer Information and Network Security Department, Jiangsu Police Institute, Nanjing, Jiangsu 210031, China
  • 2School of Computer Science, Nanjing University of Information Science & Technology, Nanjing, Jiangsu 210044, China;
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    AbstractGet PDF(in Chinese)
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    Figures & Tables(4)
    Construction flow chart of high resolution SAR imaging algorithm

    Fig. 1. Construction flow chart of high resolution SAR imaging algorithm

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    Effect of range sampling length on SAR imaging performance. (a) Range resolution; (b) P(Nr) and I(Nr)

    Fig. 2. Effect of range sampling length on SAR imaging performance. (a) Range resolution; (b) P(Nr) and I(Nr)

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    Effect of azimuth sampling length on SAR imaging performance. (a) Azimuth resolution; (b) P(Na) and I(Na)

    Fig. 3. Effect of azimuth sampling length on SAR imaging performance. (a) Azimuth resolution; (b) P(Na) and I(Na)

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    Local magnfication of SAR images of measured data. (a) Traditional RD algorithm; (b) proposed algorithm

    Fig. 4. Local magnfication of SAR images of measured data. (a) Traditional RD algorithm; (b) proposed algorithm

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    Zhenli Wang, Qun Wang, Rupo Ma, Xianyi Chen. Research on High Resolution SAR Imaging Algorithm Based on Optimal Sampling Length[J]. Laser & Optoelectronics Progress, 2021, 58(22): 2210019

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    Paper Information

    Category: Image Processing

    Received: Nov. 18, 2020

    Accepted: Jan. 2, 2021

    Published Online: Nov. 5, 2021

    The Author Email: Zhenli Wang (dongwen3619@sina.com)

    DOI:10.3788/LOP202158.2210019

    Topics

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