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一种虚拟波束形成自适应加权空间平滑算法

丁前军 王永良 张永顺 陈辉

丁前军, 王永良, 张永顺, 陈辉. 一种虚拟波束形成自适应加权空间平滑算法[J]. 电子与信息学报, 2006, 28(12): 2263-2268.
引用本文: 丁前军, 王永良, 张永顺, 陈辉. 一种虚拟波束形成自适应加权空间平滑算法[J]. 电子与信息学报, 2006, 28(12): 2263-2268.
Ding Qian-jun, Wang Yong-liang, Zhang Yong-shun, Chen Hui. An Adaptive Weighted Spatial Smoothing Algorithm Utilizing Virtual Beamforming[J]. Journal of Electronics & Information Technology, 2006, 28(12): 2263-2268.
Citation: Ding Qian-jun, Wang Yong-liang, Zhang Yong-shun, Chen Hui. An Adaptive Weighted Spatial Smoothing Algorithm Utilizing Virtual Beamforming[J]. Journal of Electronics & Information Technology, 2006, 28(12): 2263-2268.

一种虚拟波束形成自适应加权空间平滑算法

An Adaptive Weighted Spatial Smoothing Algorithm Utilizing Virtual Beamforming

  • 摘要: 该文提出了一种用于自适应阵列的自适应加权空间平滑算法。通过构造虚拟自适应波束形成问题求取用于子阵协方差矩阵加权的加权向量,然后进行加权空间平滑自适应波束形成。理论分析与仿真结果表明,新算法能更有效地降低期望信号和干扰之间的相关性,使得用于空间平滑的子阵数减少,以降低阵列孔径损失。
  • Shan T J, Kailath T. Adaptive beamforming for coherent signals and interference[J].IEEE Trans. on Acoustics, Speech, and Signal Processing.1985, 33 (3):527-536[2]Yeh C C, Wang W D. Coherent interference suppression by an antenna array of arbitrary geometry[J].IEEE Trans. on Antennas and Propagation.1989, 37 (10):1317-1322[3]Lee T S, Lin T T. Coherent interference suppression with complementally transformed adaptive beamformer[J].IEEE Trans. on Antennas and Propagation.1998, 46 (5):609-617[4]Lu Ming, He Zhen-ya. Adaptive beamforming using split-polarity transformation for coherent signal and interference[J].IEEE Trans. on Antennas and Propagation.1993, 41(3):314-324[5]赵永波,张守宏. 存在相干干扰时的最优波束形成. 通信学报,2002, 23 (2): 113-121.[6]Elmaraazey M. An adaptive spatial smoothing technique for beamforming in the presence of correlated arrivals. Proceedings of the IEEE International Symposium on Circuits and Systems, Chicago, Illinois, USA, May 1993, Vol. 1: 208-211.[7]Tang Jun, Peng Ying-ning. A new adaptive spatial smoothing method. Proceedings of the IEEE International Symposium on Antennas and Propagation Society, Columbus, OH, Jun. 2003,Vol. 3: 284-287.[8]Pei S C, Yeh C C, Chiu S C. Modified spatial smoothing for coherent jammer suppression without signal cancellation[J].IEEE Trans. on Acoustics, Speech, and Signal Processing.1988, 36(3):412-414[9]Wang Bu-hong, Wang Yong-liang, Chen Hui. Weighted spatial smoothing for direction-of-arrival estimation of coherent signals. Proceedings of IEEE Antennas and Propagation Society International Symposium, San Antonio, Texas, USA, Jun. 2002, Vol. 2: 668-671.
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出版历程
  • 收稿日期:  2005-03-10
  • 修回日期:  2005-07-25
  • 刊出日期:  2006-12-19

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