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基于空间谱估计的多干扰源分辨技术研究
引用本文:张官荣,马建仓,赵玉,程胜.基于空间谱估计的多干扰源分辨技术研究[J].电子设计工程,2012,20(6):58-60,63.
作者姓名:张官荣  马建仓  赵玉  程胜
作者单位:1. 西北工业大学电子信息学院,陕西西安710129/空军工程大学工程学院,陕西西安710038
2. 西北工业大学电子信息学院,陕西西安,710129
3. 空军工程大学工程学院,陕西西安,710038
摘    要:为实现反辐射导弹分辨多个干扰源,根据空间谱估计原理,提出采用均匀圆形阵列天线结构对目标进行测向定位,并运用MUSIC算法估计其到达角,实现空域分辨。建立了基于均匀圆阵的二维DOA估计模型,讨论了角分辨算法在导引头中的具体应用。仿真结果证明了采用该方法能够有效分辨多个干扰源。

关 键 词:被动雷达导引头  空间谱估计  MUSIC算法  DOA估计

Research on resolution technique of multisources based on space spectrum estimation
ZHANG Guan-rong,MA Jian-cang,ZHAO Yu,CHENG Sheng.Research on resolution technique of multisources based on space spectrum estimation[J].Electronic Design Engineering,2012,20(6):58-60,63.
Authors:ZHANG Guan-rong  MA Jian-cang  ZHAO Yu  CHENG Sheng
Affiliation:1.School of Electronics and Information,Northwestern Polytechnical University,Xi’an 710129,China; 2.Engineering College of Air Force Engineering University,Xi’an 710038,China)
Abstract:To antagonize multisources,the uniform circular array antenna was used in the anti-radiation missile(ARM) to locate the radar and baits according the principles of Space Spectrum Estimation,and the MUSIC was adopted to estimate the direction-of-arrival(DOA).set the model of 2D-DOA estimation based on UCA,and discuss the implement of the algorithm in Passive Radar Seeker(PRS);Computer simulation indicates that algorithm based on UCA can meet the need of angular resolution and resolute multisources effectively.
Keywords:passive radar seeker  space spectrum estimation  MUSIC algorithm  DOA estimation
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