全极化相控阵雷达波束扫描对目标观测极化散射矩阵的影响

李棉全 施龙飞

李棉全, 施龙飞. 全极化相控阵雷达波束扫描对目标观测极化散射矩阵的影响[J]. 雷达学报, 2016, 5(2): 200-207. doi: 10.12000/JR16035
引用本文: 李棉全, 施龙飞. 全极化相控阵雷达波束扫描对目标观测极化散射矩阵的影响[J]. 雷达学报, 2016, 5(2): 200-207. doi: 10.12000/JR16035
Li Mianquan, Shi Longfei. Effect of Beam Scanning on Target Polarization Scattering Matrix Observed by Fully Polarimetric Phased-array Radar[J]. Journal of Radars, 2016, 5(2): 200-207. doi: 10.12000/JR16035
Citation: Li Mianquan, Shi Longfei. Effect of Beam Scanning on Target Polarization Scattering Matrix Observed by Fully Polarimetric Phased-array Radar[J]. Journal of Radars, 2016, 5(2): 200-207. doi: 10.12000/JR16035

全极化相控阵雷达波束扫描对目标观测极化散射矩阵的影响

doi: 10.12000/JR16035
基金项目: 

国家自然科学基金(61401488, 61490694, 61490690)

详细信息
    作者简介:

    李棉全(1985–),男,籍贯湖南邵阳,2013年获国防科技大学博士学位,现为国防科技大学电子科学与工程学院电子信息系统复杂电磁环境效应国家重点实验室讲师,研究方向为雷达极化信息处理、阵列信号处理、相控阵雷达建模与仿真。E-mail:lmqnudt@gmail.com

    通讯作者:

    李棉全lmqnudt@gmail.com

Effect of Beam Scanning on Target Polarization Scattering Matrix Observed by Fully Polarimetric Phased-array Radar

Funds: 

The National Natural Science Foundation of China (61401488, 61490694, 61490690)

  • 摘要: 全极化相控阵雷达天线的极化特性随着波束扫描角度的变化而改变,将给目标极化散射矩阵测量带来两方面的问题:一方面,天线的极化基定义在垂直电磁波传播方向的横截面内,使不同波束指向角度下的雷达观测极化基各不相同,从而导致不同波束指向下对固定姿态目标观测得到的极化散射矩阵不同;另一方面,天线的交叉极化会随着波束扫描角度增大而增大,导致相控阵雷达观测的目标极化散射矩阵元素之间会相互串扰。该文重点分析上述两个方面对目标观测极化散射矩阵的影响,以建立更精确的观测方程,为相控阵雷达极化精密测量提供数学依据。

     

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出版历程
  • 收稿日期:  2016-01-31
  • 修回日期:  2016-04-08

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