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基于参考距离史的多子阵SAS成像算法

吴浩然 张非也 唐劲松 佟怡铄

吴浩然, 张非也, 唐劲松, 佟怡铄. 基于参考距离史的多子阵SAS成像算法[J]. 电子与信息学报, 2021, 43(3): 650-656. doi: 10.11999/JEIT200620
引用本文: 吴浩然, 张非也, 唐劲松, 佟怡铄. 基于参考距离史的多子阵SAS成像算法[J]. 电子与信息学报, 2021, 43(3): 650-656. doi: 10.11999/JEIT200620
Haoran WU, Feiye ZHANG, Jinsong TANG, Yishuo TONG. A Imaging Algorithm Based on the Reference Range History for the Multiple Receivers Synthetic Aperture Sonar[J]. Journal of Electronics and Information Technology, 2021, 43(3): 650-656. doi: 10.11999/JEIT200620
Citation: Haoran WU, Feiye ZHANG, Jinsong TANG, Yishuo TONG. A Imaging Algorithm Based on the Reference Range History for the Multiple Receivers Synthetic Aperture Sonar[J]. Journal of Electronics and Information Technology, 2021, 43(3): 650-656. doi: 10.11999/JEIT200620

基于参考距离史的多子阵SAS成像算法

doi: 10.11999/JEIT200620
基金项目: 国家自然科学基金(41906162)
详细信息
    作者简介:

    吴浩然:男,1989年生,博士,讲师,研究方向为水声信号处理

    张非也:男,1990年生,硕士,助理研究员,研究方向为水声信号处理

    唐劲松:男,1964年生,博士,研究员,研究方向为水声信号处理

    佟怡铄:男,1985年生,工程师,研究方向为水声信号处理

    通讯作者:

    张非也 15608639727m@sina.cn

  • 中图分类号: P733.24

A Imaging Algorithm Based on the Reference Range History for the Multiple Receivers Synthetic Aperture Sonar

Funds: The National Natural Science Foundation of China (41906162)
  • 摘要: 为了解决现有多子阵合成孔径声呐(SAS)成像算法忽略了“非停走停”时间的孔径依赖性带来时延误差的问题,该文提出一种基于参考距离史的多子阵SAS成像算法。首先利用参考子阵与各子阵之间的平移关系,推导每个子阵的近似距离史,解决“非停走停”时间的孔径依赖性需要被近似的问题;然后将每个子阵信号搬移至相同的波束中心距离后,通过方位重构方法将欠采样的多子阵信号转变成满足采样定理的等效单基站信号,再用单基站成像算法处理得到多子阵SAS的成像结果;最后通过仿真实验和实测数据检验算法的有效性。
  • 图  1  斜视多子阵SAS模型

    图  2  参考阵与接收阵i的精确距离史曲线

    图  3  在不同条件下修正DPCA和RRH方法的误差

    图  4  在不同斜视角下修正DPCA和RRH的成像结果

    图  5  不同斜视角下P5的方位向剖面

    图  6  修正DPCA和RRH的实测成像结果

    表  1  P5的成像质量参数比较

    方法斜视角方位向 IRW(cm)方位向 PSLR(dB)方位向 ISLR(dB)距离向 IRW(cm)距离向 PSLR(dB)距离向 ISLR(dB)
    修正DPCA4.4°7.34–16.41–14.093.89–13.14–10.09
    12.4°7.13–16.14–12.104.00–12.52–9.80
    RRH4.4°7.34–16.83–14.263.89–13.11–10.25
    12.4°7.50–17.38–14.053.90–13.21–10.31
    下载: 导出CSV
  • 金盛龙, 李宇, 黄海宁. 曲线机动情况下水下自主平台的改进被动合成孔径算法研究[J]. 电子与信息学报, 2018, 40(9): 2265–2272. doi: 10.11999/JEIT171225

    JIN Shenglong, LI Yu, and HUANG Haining. An improved passive synthetic aperture algorithm based on curvilinear maneuverability of autonomous underwater vehicles[J]. Journal of Electronics &Information Technology, 2018, 40(9): 2265–2272. doi: 10.11999/JEIT171225
    刘亚波, 刘霖, 童智勇, 等. S波段高分辨宽幅SAR辐射定标及误差分析方法[J]. 电子与信息学报, 2019, 41(8): 1946–1951. doi: 10.11999/JEIT180983

    LIU Yabo, LIU Lin, TONG Zhiyong, et al. A radiometric calibration and error analysis method for HWRS SAR at S-band[J]. Journal of Electronics &Information Technology, 2019, 41(8): 1946–1951. doi: 10.11999/JEIT180983
    王超, 王岩飞, 王琦, 等. 基于回波序列最小二乘拟合的高分辨率SAR运动目标速度估计[J]. 电子与信息学报, 2019, 41(5): 1055–1062. doi: 10.11999/JEIT180695

    WANG Chao, WANG Yanfei, WANG Qi, et al. Velocity estimation of moving targets based on least square fitting of high-resolution SAR echo sequences[J]. Journal of Electronics &Information Technology, 2019, 41(5): 1055–1062. doi: 10.11999/JEIT180695
    MA Mengbo, TONG Jinsong, and ZHONG Heping. CZT algorithm for multiple-receiver synthetic aperture sonar[J]. IEEE Access, 2019, 8: 1902–1909. doi: 10.1109/ACCESS.2019.2962314
    WU Haoran, TONG Jinsong, and ZHONG Heping. Moderate squint imaging algorithm for the multiple-hydrophone SAS with receiving hydrophone dependence[J]. IET Radar, Sonar & Navigation, 2019, 13(1): 139–147. doi: 10.1049/iet-rsn.2018.5055
    杨海亮, 张森, 唐劲松, 等. 一种精确的多接收阵合成孔径声纳距离多普勒成像算法[J]. 数据采集与处理, 2010, 25(3): 313–317. doi: 10.16337/j.1004-9037.2010.03.002

    YANG Hailiang, ZHANG Sen, TANG Jinsong, et al. Accurate range Doppler algorithm for multiple-receiver synthetic aperture sonar[J]. Journal of Data Acquisition &Processing, 2010, 25(3): 313–317. doi: 10.16337/j.1004-9037.2010.03.002
    NEO Y L, WONG F, and CUMMING I G. A two-dimensional spectrum for bistatic SAR processing using series reversion[J]. IEEE Geoscience and Remote Sensing Letters, 2007, 4(1): 93–96. doi: 10.1109/LGRS.2006.885862
    张学波, 唐劲松, 张森, 等. 四阶模型的多接收阵合成孔径声呐距离-多普勒成像算法[J]. 电子与信息学报, 2014, 36(7): 1592–1598. doi: 10.3724/SP.J.1146.2013.01317

    ZHANG Xuebo, TANG Jinsong, ZHANG Sen, et al. Four-order polynomial based range-Doppler algorithm for multi-receiver synhetic aperture sonar[J]. Journal of Electronics &Information Technology, 2014, 36(7): 1592–1598. doi: 10.3724/SP.J.1146.2013.01317
    ZHANG Xuebo, YING Wenwei, and DAI Xuntao. High-resolution imaging for the multireceiver SAS[J]. The Journal of Engineering, 2019, 2019(19): 6057–6062. doi: 10.1049/joe.2019.0431
    GEBERT N. Multi-channel azimuth processing for high-resolution wide-swath SAR imaging[D]. [Ph.D. dissertation], DLR, 2009: 50–53.
    吴浩然, 唐劲松, 钟何平, 等. 基于级数反演谱的多子阵距离多普勒算法[J]. 华中科技大学学报: 自然科学版, 2018, 46(10): 75–79. doi: 10.13245/j.hust.181013

    WU Haoran, TANG Jinsong, ZHONG Heping, et al. Multi-aperture range-Doppler imaging algorithm based on spectrum of series reversion[J]. Journal of Huazhong University of Science and Technology:Nature Science Edition, 2018, 46(10): 75–79. doi: 10.13245/j.hust.181013
    LI Chuang, ZHANG Heng, DENG Yunkai, et al. Focusing the L-band spaceborne bistatic SAR mission data using a modified RD algorithm[J]. IEEE Transactions on Geoscience and Remote Sensing, 2020, 58(1): 294–306. doi: 10.1109/TGRS.2019.2936255
    ZHANG Xiaohu, GU Hong, and SU Weimin. Squint-minimised chirp scaling algorithm for bistatic forward-looking SAR imaging[J]. IET Radar, Sonar & Navigation, 2020, 14(2): 290–298. doi: 10.1049/iet-rsn.2019.0382
    WANG Guanwen, QI Feng, LIU Zhi, et al. Comparison between back projection algorithm and range migration algorithm in terahertz imaging[J]. IEEE Access, 2020, 8: 18772–18777. doi: 10.1109/ACCESS.2020.2968085
    DAVIDSON G W, CUMMING I G, and ITO M R. A chirp scaling approach for processing squint mode SAR data[J]. IEEE Transactions on Aerospace and Electronic Systems, 1996, 32(1): 121–133. doi: 10.1109/7.481254
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出版历程
  • 收稿日期:  2020-07-24
  • 修回日期:  2021-01-19
  • 网络出版日期:  2021-01-29
  • 刊出日期:  2021-03-22

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