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基于多项式展开宽带信号二维来波方向估计 被引量:2

Estimation 2D-DOA of wideband signal based on polynomial expansion
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摘要 本文提出了一种新的宽带信号二维来波方向(2D-DOA)估计方法。该方法通过对阵列方向矩进行多项式展开来构造聚焦矩阵,它不需要进行角度预估计和信号个数估计。计算机仿真试验证实了方法的有效性。 A nove method of estimation 2D-DOA of wideband signal has been proposed in this paper formed focusing matrices by expanding the steering matrix of array It does not need preliminary DOA estimates and number of signals detection. Computer simulation confirms the methods availability.
出处 《信号处理》 CSCD 2004年第3期326-329,共4页 Journal of Signal Processing
基金 国防预研项目资助(2000J7.2.9.KG0114) 武器装备预研项目资助(51401040201KG0149)
关键词 阵列信号处理 宽带信号 二维来波方向估计方法 多项式展 polynomial expansion wideband direction of arrival
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参考文献8

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同被引文献24

  • 1黄可生,周一宇,张国柱,黄知涛.基于Krylov子空间的宽带信号DOA快速估计方法[J].宇航学报,2005,26(4):461-465. 被引量:9
  • 2何劲,刘中.基于分数低阶统计量的空域-模糊域DOA估计算法[J].电子与信息学报,2007,29(1):109-112. 被引量:5
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