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电子学报  2015 

基于Laguerre滤波器等价设计的IIR宽带波束形成

DOI: 10.3969/j.issn.0372-2112.2015.02.030, PP. 399-404

Keywords: 宽带波束形成,Laguerre滤波器,双线性变换,函数束

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Abstract:

常规IIR宽带波束形成器可以获得比FIR宽带波束形成器更好的性能,但其需要多极点的自适应调整过程,存在稳定性无法保证,计算复杂度较高等问题.本文提出一种新的基于IIR滤波器的宽带波束形成算法.该算法基于高阶Laguerre宽带波束形成器,利用双线性变换和函数束方法设计相应的低阶等价IIR宽带波束形成器.仿真实验及理论分析表明,该方法无需常规IIR宽带波束形成器的多极点自适应调整过程,在保证算法稳定性的同时,减少了计算复杂度,并提高了输出信干噪比(SINR).

References

[1]  Liu W,Weiss S.Wideband Beamforming:Concepts and Techniques[M].Chichester,U.K:Wiley,2010.13-35.
[2]  范展;梁国龙.基于凸优化的最小旁瓣恒定束宽时域宽带波束形成[J].电子学报,2013,41(5):943-949. Fan Zhan,Liang Guo-long.Broadband beamforming with minimum sidelobe and constant beamwidth based on convex optimization[J].Acta Electronica Sinica,2013,41(5):943-949.(in Chinese)
[3]  L J Griffiths,C W Jim.An alternative approach to linearly constrained adaptive beamforming[J].IEEE Transactions on Antennas and Propagation,1982,30(1):27-34.
[4]  陈文俊,王建,聂在平.数字阵列天线接收通道宽带信号校准与波束形成技术研究[J].电子学报,2013,41(3):582-587. Chen Wen-jun,Wang Jian,Nie Zai-ping.Study on the calibration of receiving channels and the beamforming technology for wideband digital array antennas[J].Acta Electronica Sinica,2013,41(3):582-587.(in Chinese)
[5]  O L Frost III.An algorithm for linearly constrained adaptive array processing[J].Proceedings of the IEEE,1972,60(8):926-935.
[6]  F W Vook,R T Compton.Bandwidth performance of linear adaptive arrays with tapped delay-line processing[J].IEEE Trans Aerosp Electron Syst,1992,28(3):901-908.
[7]  T Sekiguchi,Y Karasawa.Wideband beamspace adaptive array utilizing FIR fanfilters for multibeam forming[J].IEEE Trans.Signal Processing,2000,48(1):277-284.
[8]  W Liu,S Weiss,L Hanzo.A subband-selective broadband GSC with cosine-modulated blocking matrix[J].IEEE Trans Antennas Propag,2004,52(3):813-820.
[9]  W Liu,S Weiss,L Hanzo.A generalized sidelobe canceller employing two-dimensional frequency invariant filters[J].IEEE Trans Antennas Propag,2005,53(7):2339-2343.
[10]  R P Gooch,J J Shynk.Wideband adaptive array processing using pole-zero digital filters[J].IEEE Trans Antennas Propag,1986,34(3):355-367.
[11]  C N Adkins,J J Turtora.A broadband beam former with pole-zero unconstrained jammer rejection in linear arrays[J].IEEE Trans Signal Process,1996,44(2):438-441.
[12]  M Ghavami,R Kohno.Recursive fan filters for a broadband partially adaptive antenna [J].IEEE Trans Commun,2000,48( 2):185-188.
[13]  H Duan,B P Ng,C M See.A new broadband beamformer using IIR filters[J].IEEE Signal Process.Lett,2005,12(11):776-779.
[14]  H Duan,B P Ng,C M S See,J Fang.Broadband beamforming using TDL-form IIR filters[J].IEEE Transaction on Signal Processing,2007,55(3):990-1003.
[15]  Saeid R Seydnejad,Reza Ebrahimi.Broadband beamforming using Laguerre filters[J].Signal Processing,2012,92(1):1093-1100.

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