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利用点目标回波抑制距离旁瓣的方法

蓝爱兰 阎敬业 赵飞 武林

蓝爱兰, 阎敬业, 赵飞, 武林. 利用点目标回波抑制距离旁瓣的方法[J]. 空间科学学报, 2019, 39(4): 530-536. doi: 10.11728/cjss2019.04.530
引用本文: 蓝爱兰, 阎敬业, 赵飞, 武林. 利用点目标回波抑制距离旁瓣的方法[J]. 空间科学学报, 2019, 39(4): 530-536. doi: 10.11728/cjss2019.04.530
LAN Ailan, YAN Jingye, ZHAO Fei, WU Lin. Approach to Suppress Range Sidelobe by the Point Target Response[J]. Chinese Journal of Space Science, 2019, 39(4): 530-536. doi: 10.11728/cjss2019.04.530
Citation: LAN Ailan, YAN Jingye, ZHAO Fei, WU Lin. Approach to Suppress Range Sidelobe by the Point Target Response[J]. Chinese Journal of Space Science, 2019, 39(4): 530-536. doi: 10.11728/cjss2019.04.530

利用点目标回波抑制距离旁瓣的方法

doi: 10.11728/cjss2019.04.530
基金项目: 

国家高技术研究发展计划项目(2014AA123502)和中国科学院前沿科学重点研究项目(QYZDY-SSW-JSC014)共同资助

详细信息
    作者简介:

    蓝爱兰,lanailan@mirslab.cn

  • 中图分类号: TN95

Approach to Suppress Range Sidelobe by the Point Target Response

  • 摘要: 针对雷达脉冲压缩过程中引入的距离旁瓣问题,提出一种基于反卷积算法并利用点目标回波进行旁瓣抑制的方法.从雷达回波中提取准点目标回波,进而提取目标信息,实现对距离旁瓣的抑制.利用点目标回波旁瓣抑制方法对海南VHF非相干散射相控阵雷达的电离层回波数据进行处理.结果表明:强目标的旁瓣干扰抑制优于5dB,这证明了该抑制方法的有效性;旁瓣抑制效果与回波的信噪比有关,降低背景噪声和系统噪声的影响可提高其距离旁瓣抑制效果.

     

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出版历程
  • 收稿日期:  2018-06-07
  • 修回日期:  2019-01-07
  • 刊出日期:  2019-07-15

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