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文章基本信息

  • 标题:A Robust Autofocusing Approach for Estimating Directions-of-Arrival of Wideband Signals
  • 本地全文:下载
  • 作者:GONG Bing ; XU Yi-tao ; LI Jia
  • 期刊名称:International Journal of Wireless and Microwave Technologies(IJWMT)
  • 印刷版ISSN:2076-1449
  • 电子版ISSN:2076-9539
  • 出版年度:2012
  • 卷号:2
  • 期号:4
  • 页码:28-37
  • 出版社:MECS Publisher
  • 摘要:In this paper, we introduce a robust method for wideband DOA estimation which does not require any preliminary DOA estimation or calibration of the array during the whole estimating process with the performance similar to the autofocusing approach. Our method is based on the autofocusing approach and uses the ESPRIT algorithm during the narrowband processing stage. Meanwhile, we suggest the method of selecting the best focusing frequency which minimizes the mean square error.
  • 关键词:Direction-of-arrival(DOA);wideband sources;focusing matrix;MUSIC;ESPRIT
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