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电子学报  2013 

基于幅相线性约束的自适应和差波束形成方法研究

DOI: 10.3969/j.issn.0372-2112.2013.09.009, PP. 1724-1729

Keywords: 自适应和差波束,幅相线性约束,稳健波束形成,二维解耦合,单脉冲测角

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Abstract:

阵列雷达自适应和差波束单脉冲测角面临信号对消、训练样本有限、波束保形及零点约束困难等问题.针对上述问题,本文提出基于幅相线性约束的自适应和差波束形成方法.该方法通过增加对主瓣临近角度的幅相线性约束条件,有效的克服和波束信号对消的现象;通过引入相位约束条件,使得差波束的在主瓣方向逼近静态差波束,具有良好的稳健性.同时通过合理的设计幅相约束条件实现了单脉冲和差波束测角二维解耦合.仿真实验验证了本文方法的有效性.

References

[1]  P Rocca,L Manica,L Poli,A Massa.Synthesis of compromise sum-difference arrays through time modulation[J].IET Radar Sonar and Navigation,2009,3(6):630-637.
[2]  Ulrich R O Nickel,Eric Chaumette,Pascal Larzabal.Statistical performance prediction of generalized monopulse estimation[J].IEEE Transactions on Aerospace and Electronic Systems,2011,47(1):381-404.
[3]  胡航,张皓.一种改进的两级子阵级自适应单脉冲方法[J].电子学报,2009,37(9):1996-2003. HU Hang,ZHANG Hao.An improved two-stage processing approach of adaptive monopulse at subarray level[J].Acta Electronica Sinica,2009,37(9):1996-2003.(in Chinese)
[4]  韩彦明,陈希信.自适应和差波束形成与单脉冲测角研究.[J].现代雷达,2010,32(12):44-47. Han Yanming,Chen Xixin.A study on adaptive sum and difference beamforming and monopulse angle estimation[J].Modern Radar,2010,32(12):44-47.(in Chinese)
[5]  Jian Li,Petre Stoica.Robust Adaptive Beamforming[M].New York:Wiley and Sons,2006.
[6]  Krolik J L.The performance of matched-field beamformers with Mediterranean vertical array data[J].IEEE Transactions on Signal Processing,1996,44(10):2605-2611.
[7]  Choi Y H.Robust adaptive array using Taylor series expansion[J].Electronics Letters,2011,47(15):840-841.
[8]  Joni Polili Lie,Wee Ser,Chong Meng Samson See.Adaptive uncertainty based iterative robust Capon beamformer using steering vector mismatch estimation [J].IEEE Transactions on Signal Processing,2011,59(9):4483-4488.
[9]  Zhu Liang Yu,Wee Ser,Meng Hwa Er,Zhenghui Gu,Yuanqing Li.Robust adaptive beamformers based on worst-case optimization and constraints on magnitude response.IEEE Transactions on Signal Processing,2009,57(7):2615-2628.
[10]  Jingwei Xu,Guisheng Liao,Shengqi Zhu.Robust LCMV beamforming based on phase response constraint[J].Electronics Letters,2012,48(20):1304-1306.
[11]  David A Shnidman.An optimization technique for sum and difference array factors[J].IEEE Transactions on Aerospace and Electronic Systems,2004,40(1):360-370.
[12]  Alvarez Folgueiras M,Rodriguez Gonzalez J A,Ares Pena R.Synthesising Taylor and Bayliss linear distributions with common aperture tail[J].Electronics Letters,2009,45(1):18-19.
[13]  王璐,苏志刚,吴仁彪.基于线性约束的空时自适应单脉冲技术[J].电子与信息学报,2010,32(10):2501-2505. Wang Lu,Su Zhigang,Wu Renbiao.Linear-constraint-based space-time adaptive monopulse processing technique[J].Journal of Electronics & Information Technology,2010,32(10):2501-2505.(in Chinese)
[14]  刘聪锋,廖桂生.基于二次约束的稳健LCMP波束形成算法[J].电子学报,2010,38(9):1990-1996. LIU Cong-feng,LIAO Gui-sheng.Robust LCMP beamformer under quadratic constraint[J].Acta Electronica Sinica,2010,38(9):1990-1996.(in Chinese)
[15]  Chunyang Chen,P P Vaidyanathan.Quadratically constrained beamforming robust against direction-of-arrival mismatch[J].IEEE Transactions on Signal Processing,2007,55(8):4139-4150.

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