期刊文献+

一种新的特征空间鲁棒波束成型算法 被引量:1

A new eignspace-based robust beamforming algorithm
下载PDF
导出
摘要 传统的鲁棒波束成型算法往往需要一些额外的先验信息才能有效工作.本文提出了一种在不知道信源数目的情况下估计信号子空间投影矩阵的方法.利用估计的投影矩阵,我们设计了一种不需要任何额外先验信息的特征空间鲁棒波束成型算法.仿真实验表明,新算法获得了与传统的特征空间鲁棒波束成型算法相似的性能,而后者需要预先知道信源数.
作者 施展 冯正和
出处 《信号处理》 CSCD 北大核心 2005年第z1期65-68,共4页 Journal of Signal Processing
基金 本课题得到高通公司(Qualcomm Inc.)资助
  • 引文网络
  • 相关文献

参考文献11

  • 1[1]J. Li, P. Stoica, and Z. Wang, "On Robust Capon Beamforming and Diagonal Loading", IEEE Trans. Signal Processing, vol. 51, pp. 1702-1715, July 2003.
  • 2[2]J. Li, P. Stoica and Z. "Wang Doubly Constrained Robust Capon Beamformer" IEEE Trans. Signal Processing Vol. 52.pp.2407-2422 NO. 9 Sep. 2004.
  • 3[3]S. A. Vorobyov, A. B. Gershman, and Z.-Q. Luo, "Robust Adaptive Beamforming Using Worst-Case Performance Optimization: A Solution to the Signal Mismatch Problem",IEEE Trans. Signal Processing, vol. 51, pp. 313-324, Feb.2003.
  • 4[4]B.D. Carlson, "Covariance matrix estimation errors and diagonal loading in adaptive arrays," IEEE Trans. Aerosp.Electron. Syst., vol. 24, pp. 397-401, July 1988.
  • 5[5]D.D. Feldman and L. J. Griffiths, "A projection approach to robust adaptive beamforming," IEEE Trans. Signal Processing, vol. 42, pp. 867-876, Apr. 1994.
  • 6[6]Capon J. High-resolution frequency-wavenumber spectrum analysis. Proc. IEEE, 1969,57:1408-1418.
  • 7[7]I. S. Reed, J. D. Mallett, and L. E. Brennan, "Rapid convergence rate in adaptive arrays," IEEE Trans. Aerosp.Electron. Syst., vol. AES-10, pp.853-863, Nov. 1974.
  • 8[8]Z. Xu, P. Liu and X. wang, "Blind Multiuser Detection:From MOE to Subspace Methods," IEEE Trans. Signal Processing Vol. 52. pp.510-524 NO. 2 Feb. 2004.
  • 9[9]H. Akaike, "A new look at the statistical model identification," IEEE Trans. Automat. Contr., vol. AC-19, pp.716-23, Dec. 1974.
  • 10[10]J. Rissanen, "Modeling by shortest data description,"Automatica, vol. 14, pp. 465-71, 1978.

同被引文献12

  • 1B D V Veen,K M Buckley.Beamforming:A versatile approach to spatial filtering[J].Acoust.Speech Signal Processing,1988,5 (2):4-24.
  • 2H L Van Trees.Optimum array processing[M].New York John Wiley & Sons,Inc.,2002.
  • 3B D Carlson.Covariance matrix estimation errors and diagonal loading in adaptive arrays[J].IEEE Trans.Aerospace and Electronic Systems,1988,24,(4):397-401.
  • 4D D Feldman,L J Griffiths.A projection appraoch to robust adaptive beamforming[J].IEEE Trans.Signal Processing,1994,42(4):867-876.
  • 5E Oja.A simplified neuron model as a principal component analyzer[J].Math Biology,1982,15,(3):267-273.
  • 6H Bourlard,Y Kamp.Auto-association by Multilayer perceptrons and singular value decomposition[J].Biological Cybernetics,1988,59(4-5):291-294.
  • 7Shan Ouyang,Zheng Bao.Fast principal component extraction by a weighted information criterion[J].IEEE Trans.Signal Processing,2002,50,(8):1994-2001.
  • 8曾操,廖桂生,杨志伟.一种加载量迭代搜索的稳健波束形成[J].电波科学学报,2007,22(5):779-784. 被引量:7
  • 9郗润平,冯杰.基于子空间的稳健自适应波束形成方法[J].计算机仿真,2008,25(1):340-343. 被引量:2
  • 10廖桂生,保铮,张林让.基于特征结构的自适应波束形成新算法[J].电子学报,1998,26(3):23-26. 被引量:19

引证文献1

;
使用帮助 返回顶部