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多无人水下航行器协同探测声呐宽带波形设计与性能分析

许彦伟 薛勐 刘明刚 郝程鹏 赵莉 王佳欢 周正春

许彦伟, 薛勐, 刘明刚, 郝程鹏, 赵莉, 王佳欢, 周正春. 多无人水下航行器协同探测声呐宽带波形设计与性能分析[J]. 电子与信息学报, 2023, 45(10): 3796-3804. doi: 10.11999/JEIT221265
引用本文: 许彦伟, 薛勐, 刘明刚, 郝程鹏, 赵莉, 王佳欢, 周正春. 多无人水下航行器协同探测声呐宽带波形设计与性能分析[J]. 电子与信息学报, 2023, 45(10): 3796-3804. doi: 10.11999/JEIT221265
XU Yanwei, XUE Meng, LIU Minggang, HAO Chengpeng, ZHAO Li, WANG Jiahuan, ZHOU Zhengchun. Wideband Waveform Design and Performance Analysis for Multiple Unmanned Underwater Vehicle Cooperative Detection Sonar[J]. Journal of Electronics & Information Technology, 2023, 45(10): 3796-3804. doi: 10.11999/JEIT221265
Citation: XU Yanwei, XUE Meng, LIU Minggang, HAO Chengpeng, ZHAO Li, WANG Jiahuan, ZHOU Zhengchun. Wideband Waveform Design and Performance Analysis for Multiple Unmanned Underwater Vehicle Cooperative Detection Sonar[J]. Journal of Electronics & Information Technology, 2023, 45(10): 3796-3804. doi: 10.11999/JEIT221265

多无人水下航行器协同探测声呐宽带波形设计与性能分析

doi: 10.11999/JEIT221265
基金项目: 国家自然科学基金(61971412, 61671443)
详细信息
    作者简介:

    许彦伟:男,副研究员,研究方向为水声信号处理、深度学习与人工智能等

    薛勐:男,硕士生,研究方向为水声信号处理、波形设计、信号检测等

    刘明刚:男,研究员,研究方向为水声信号处理、阵列信号处理、信号检测等

    郝程鹏:男,研究员,研究方向为水声信号处理、阵列信号处理、信号检测等

    赵莉:女,硕士生,研究方向为水声信号处理、深度学习与人工智能等

    王佳欢:男,博士生,研究方向为通感一体化波形设计等

    周正春:男,博士,教授,研究方向为编码理论、通信/雷达波形设计、电子信息对抗等

    通讯作者:

    郝程鹏 haochengp@mail.ioa.ac.cn

  • 中图分类号: TN929.3; TN911.6

Wideband Waveform Design and Performance Analysis for Multiple Unmanned Underwater Vehicle Cooperative Detection Sonar

Funds: The National Natural Science Foundation of China (61971412, 61671443)
  • 摘要: 相比于空中的电磁波信号,水下的声波信号传播速度小、频率低,多普勒效应和窄带信号处理方法严重影响多无人水下航行器(multi-UUV)协同探测声呐对运动目标的探测性能。该文基于Costas序列和正交频分线性调频(OFD-LFM)波形,设计了离散频率编码非正交线性调频波形(DFCW-NOFD-LFM),并将该波形与二进制相移键控(BPSK)、离散频率编码波形(DFCW)等传统码分多址(CDMA)波形进行了性能比较。结果表明,所设计波形具有大多普勒容限、良好的自相关与互相关性能和优秀的抗混响能力,有望应用于多UUV协同探测声呐,以提高其运动目标探测性能。
  • 图  1  DFCW-OFD-LFM信号的Costas序列调频方式示意图

    图  2  T = 100 ms, B ≤ 5 kHz时各波形宽带模糊函数图和模糊度图

    图  3  T = 100 ms, B ≤ 5 kHz不同多普勒速度时波形脉冲压缩图

    图  4  T = 100 ms, B ≤ 5 kHz时各波形Q函数比较

    表  1  各波形的自相关旁峰与互相关峰(dB)

    波形自相关旁峰ASP互相关峰CP
    BPSK–15.24–15.66
    DFCW–0.90–10.75
    DFCW-OFD-LFM–17.72–10.89
    DFCW-NOFD-LFM–20.48–10.92
    下载: 导出CSV

    表  2  不同多普勒速度时波形的PLSR值与ISLR值(dB)

    波形速度(kn)
    –40–50540
    PLSRBPSK–6.02×10–4–5.18×10–4–15.24–6.13×10–4–1.27
    DFCW–0.27–0.09–0.90–0.09–0.27
    DFCW-OFD-LFM–0.62–2.83–17.72–2.83–0.62
    DFCW-NOFD-LFM–2.02–13.29–20.48–13.29–2.02
    ISLRBPSK12.5810.400.1610.3912.57
    DFCW13.3614.968.1714.9613.36
    DFCW-OFD-LFM11.053.78–1.163.7811.05
    DFCW-NOFD-LFM9.824.01–1.934.019.82
    下载: 导出CSV
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出版历程
  • 收稿日期:  2022-09-30
  • 修回日期:  2023-01-20
  • 网络出版日期:  2023-02-08
  • 刊出日期:  2023-10-31

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