高级搜索

留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

超视距雷达海杂波与干扰信号的多域特征与海杂波检测

罗忠涛 严美慧 卢琨 何子述

罗忠涛, 严美慧, 卢琨, 何子述. 超视距雷达海杂波与干扰信号的多域特征与海杂波检测[J]. 电子与信息学报, 2021, 43(3): 580-588. doi: 10.11999/JEIT200655
引用本文: 罗忠涛, 严美慧, 卢琨, 何子述. 超视距雷达海杂波与干扰信号的多域特征与海杂波检测[J]. 电子与信息学报, 2021, 43(3): 580-588. doi: 10.11999/JEIT200655
Zhongtao LUO, Meihui YAN, Kun LU, Zishu HE. The Characteristics of Sea-clutter and Interferences in Various Domains and the Detection of Sea-clutter for Over-The-Horizon Radar[J]. Journal of Electronics and Information Technology, 2021, 43(3): 580-588. doi: 10.11999/JEIT200655
Citation: Zhongtao LUO, Meihui YAN, Kun LU, Zishu HE. The Characteristics of Sea-clutter and Interferences in Various Domains and the Detection of Sea-clutter for Over-The-Horizon Radar[J]. Journal of Electronics and Information Technology, 2021, 43(3): 580-588. doi: 10.11999/JEIT200655

超视距雷达海杂波与干扰信号的多域特征与海杂波检测

doi: 10.11999/JEIT200655
基金项目: 国家自然科学基金(61701067, 61702065)
详细信息
    作者简介:

    罗忠涛:男,1984年生,讲师,硕士生导师,研究方向为通信信号处理、雷达信号处理与数字图像处理

    严美慧:女,1996年生,硕士生,研究方向为雷达信号处理和数字图像处理

    卢琨:男,1977年生,博士,研究员级高级工程师,研究方向为超视距雷达系统设计和信息处理

    何子述:男,1962年生,教授,博士生导师,研究方向为雷达信号处理、阵列信号处理与MIMO信号处理

    通讯作者:

    罗忠涛 luozt@cqupt.edu.cn

  • 中图分类号: TN958.93

The Characteristics of Sea-clutter and Interferences in Various Domains and the Detection of Sea-clutter for Over-The-Horizon Radar

Funds: The National Natural Science Foundation of China (61701067, 61702065)
  • 摘要: 针对超视距(OTH)雷达接收信号成分复杂的问题,该文提出基于多域组图的信号分析方法,讨论海杂波、瞬态干扰和射频干扰的多域特征。运用时域、频域、距离域、重复周期和多普勒5域,组合为6种2维矩阵图,提出雷达接收数据的“五域六图”(5D6M)方法。通过五域六图,各种接收信号成分在多个域得以分离,海杂波和干扰在不同域的特征得以体现,清晰展示海杂波的频谱和多普勒谱特性、瞬态干扰的大功率和短时性以及射频干扰的窄带与多普勒特性。基于五域六图的信号特性分析,能够为雷达信号分析与处理提供很好的帮助。该文以海杂波为例,设计了基于频域-多普勒域的海杂波多普勒单元检测的新方法。
  • 图  1  海杂波的五域六图

    图  2  瞬态干扰的五域六图

    图  3  射频干扰的五域六图

    图  4  含射频干扰的RD图、FD图及海杂波观测统计量

    图  5  含瞬态干扰的RD图、海杂波与瞬态干扰检测情况

    表  1  五域名称与含义

    五域含义英文简写
    时域一个雷达重复周期内接收数据的采样点即快时间维T(Time)
    频域快时间维时域数据的快速傅里叶变换所对应频域F(Frequency)
    距离域时域数据在脉冲压缩处理后,获得距离域分辨力R(Range)
    重复周期雷达发射信号的重复周期序号,相当于慢时间维P(Period)
    多普勒维慢时间维的快速傅里叶变换,对应频域为多普勒维D(Doppler)
    下载: 导出CSV

    表  2  六图名称与含义

    六图时域(T)频域(F)距离域(R)
    重复周期(P)TP图将接收数据按照周期排列
    所得2维矩阵
    FP图对TP图的快时间维进行FFT得到RP图将接收数据脉冲压缩后按照周期
    排列得到
    多普勒维(D)TD图对TP图慢时间维进行
    加窗和FFT得到
    FD图对FP图慢时间维进行加窗和FFT得到RD图对RP图慢时间维进行加窗和
    FFT得到
    下载: 导出CSV
  • 周文瑜, 焦培南. 超视距雷达技术[M]. 北京: 电子工业出版社, 2008.

    ZHOU Wenyu and JIAO Peinan. Over-the-Horizon Radar Technology[M]. Beijing: Publishing House of Electronics Industry, 2008.
    BAZIN V, MOLINIE J P, MUNOZ J, et al. Nostradamus: An OTH radar[J]. IEEE Aerospace and Electronic Systems Magazine, 2006, 21(10): 3–11. doi: 10.1109/maes.2006.275299
    FABRIZIO G A. High Frequency Over-the-Horizon Radar: Fundamental Principles, Signal Processing, and Practical Applications[M]. New York: McGraw-Hill Professional, 2013.
    BARRICK D E, HEADRICK J M, BOGLE R W, et al. Sea backscatter at HF: Interpretation and utilization of the echo[J]. Proceedings of the IEEE, 1974, 62(6): 673–680. doi: 10.1109/PROC.1974.9507
    LIPA B J and BARRICK D E. Extraction of sea state from HF radar sea echo: Mathematical theory and modeling[J]. Radio Science, 1986, 21(1): 81–100. doi: 10.1029/RS021i001p00081
    邢孟道, 保铮, 强勇. 天波超视距雷达瞬态干扰抑制[J]. 电子学报, 2002, 30(6): 823–826. doi: 10.3321/j.issn:0372-2112.2002.06.014

    XING Mengdao, BAO Zheng, and QIANG Yong. Transient interference excision in OTHR[J]. Acta Electronica Sinica, 2002, 30(6): 823–826. doi: 10.3321/j.issn:0372-2112.2002.06.014
    唐晓东, 周文瑜. 短波雷达干扰与抗干扰技术[J]. 现代雷达, 2003, 25(2): 21–25. doi: 10.3969/j.issn.1004-7859.2003.02.006

    TANG Xiaodong and ZHOU Wenyu. Interference and anti-interference techniques of HF radar[J]. Modern Radar, 2003, 25(2): 21–25. doi: 10.3969/j.issn.1004-7859.2003.02.006
    罗忠涛. 新体制天波超视距雷达信号处理研究[D]. [博士论文], 电子科技大学, 2015.

    LUO Zhongtao. Study on signal processing for future sky-wave over-the-horizon radar system[D]. [Ph. D. dissertation], University of Electronic Science and Technology of China, 2015.
    赵志国, 陈建文, 鲍拯. 一种改进的OTHR自适应海杂波抑制方法[J]. 系统工程与电子技术, 2012, 34(5): 909–914. doi: 10.3969/j.issn.1001-506X.2012.05.10

    ZHAO Zhiguo, CHEN Jianwen, and BAO Zheng. Modified adaptive ocean clutter suppression approach in OTHR[J]. Systems Engineering and Electronics, 2012, 34(5): 909–914. doi: 10.3969/j.issn.1001-506X.2012.05.10
    关泽文, 陈建文, 鲍拯. 一种改进的基于峰值信噪比-高阶奇异值分解的天波超视距雷达自适应海杂波抑制算法[J]. 电子与信息学报, 2019, 41(7): 1743–1750. doi: 10.11999/JEIT180707

    GUAN Zewen, CHEN Jianwen, and BAO Zheng. A modified adaptive sea clutter suppression algorithm based on PSNR-HOSVD for skywave OTHR[J]. Journal of Electronics &Information Technology, 2019, 41(7): 1743–1750. doi: 10.11999/JEIT180707
    TURLEY M. Impulsive noise rejection in HF radar using a linear prediction technique[C]. The International Conference on Radar, Adelaide, Australia, 2003: 358–362.
    权太范, 李健巍, 于长军, 等. 高频雷达抑制冲击干扰的研究与实验[J]. 电子学报, 1999, 27(12): 23–25. doi: 10.3321/j.issn:0372-2112.1999.12.007

    QUAN Taifan, LI Jianwei, YU Changjun, et al. An approach and experiment of suppressing burst interference in high-frequency radar[J]. Acta Electronica Sinica, 1999, 27(12): 23–25. doi: 10.3321/j.issn:0372-2112.1999.12.007
    QUAN Yinghui, XING Mengdao, ZHANG Lei, et al. Transient interference excision and spectrum reconstruction for OTHR[J]. Electronics Letters, 2012, 48(1): 42–44. doi: 10.1049/el.2011.2799
    LUO Zhongtao, HE Zishu, LU Kun, et al. Optimal receive filter design under similarity constraint in coloured noise[J]. IET Radar, Sonar & Navigation, 2015, 9(7): 888–899. doi: 10.1049/iet-rsn.2014.0421
    胡进峰, 李万阁, 艾慧, 等. 基于频域干扰剔除的OTHR射频干扰抑制算法[J]. 系统工程与电子技术, 2016, 38(5): 1046–1051. doi: 10.3969/j.issn.1001-506X.2016.05.12

    HU Jinfeng, LI Wange, AI Hui, et al. Radio frequency interference suppression algorithm based on interference elimination of frequency domain in OTHR[J]. Systems Engineering and Electronics, 2016, 38(5): 1046–1051. doi: 10.3969/j.issn.1001-506X.2016.05.12
    GUO Xin, SUN Hongbo, and YEO T S. Interference cancellation for high-frequency surface wave radar[J]. IEEE Transactions on Geoscience and Remote Sensing, 2008, 46(7): 1879–1891. doi: 10.1109/TGRS.2008.916482
    LIU Ziwei, SU Hongtao, and HU Qinzhen. Radio frequency interference cancelation for skywave over-the-horizon radar[J]. IEEE Geoscience and Remote Sensing Letters, 2016, 13(3): 304–308. doi: 10.1109/LGRS.2015.2503358
    ZHOU Hao and WEN Biyang. Radio frequency interference suppression in small-aperture high-frequency radars[J]. IEEE Geoscience and Remote Sensing Letters, 2012, 9(4): 788–792. doi: 10.1109/LGRS.2011.2181817
    WANG Wei and WYATT L R. Radio frequency interference cancellation for sea-state remote sensing by high-frequency radar[J]. IET Radar, Sonar & Navigation, 2011, 5(4): 405–415. doi: 10.1049/iet-rsn.2010.0041
    LUO Zhongtao, SONG Tiecheng, HE Zishu, et al. Approach for transient interference detection based on straight line extraction for high-frequency sky-wave radar[J]. Electronics Letters, 2017, 53(9): 618–620. doi: 10.1049/el.2016.4125
    罗忠涛, 吴太锋, 何子述, 等. 基于图像分割的高频雷达射频干扰提取算法[J]. 系统工程与电子技术, 2018, 40(4): 776–781. doi: 10.3969/j.issn.1001-506X.2018.04.10

    LUO Zhongtao, WU Taifeng, HE Zishu, et al. Extraction of radio frequency interference based on image segmentation for high-frequency radar[J]. Systems Engineering and Electronics, 2018, 40(4): 776–781. doi: 10.3969/j.issn.1001-506X.2018.04.10
    于文启, 陈建文, 李雪. 天波超视距雷达电离层相位污染时频校正方法综合性能评估[J]. 电子与信息学报, 2018, 40(4): 992–1001. doi: 10.11999/JEIT170701

    YU Wenqi, CHEN Jianwen, and LI Xue. Comprehensive performance evaluation of ionosphere phase contamination time-frequency correction approaches in over-the-horizon radar[J]. Journal of Electronics &Information Technology, 2018, 40(4): 992–1001. doi: 10.11999/JEIT170701
  • 加载中
图(5) / 表(2)
计量
  • 文章访问数:  90
  • HTML全文浏览量:  55
  • PDF下载量:  24
  • 被引次数: 0
出版历程
  • 收稿日期:  2020-08-03
  • 修回日期:  2020-12-24
  • 网络出版日期:  2021-01-04
  • 刊出日期:  2021-03-22

目录

    /

    返回文章
    返回

    官方微信,欢迎关注