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四元数域对合增广宽线性自适应波束形成

刘志文 王荔 徐友根

引用本文: 刘志文, 王荔, 徐友根. 四元数域对合增广宽线性自适应波束形成[J]. 电子与信息学报, 2017, 39(7): 1525-1531. doi: 10.11999/JEIT160988 shu
Citation:  LIU Zhiwen, WANG Li, XU Yougen. Quaternion-valued Widely Linear Adaptive Beamformingvia Involution Augmentation[J]. Journal of Electronics and Information Technology, 2017, 39(7): 1525-1531. doi: 10.11999/JEIT160988 shu

四元数域对合增广宽线性自适应波束形成

摘要: 该文提出一种基于4元数的宽线性自适应波束形成方法,该方法在利用4元数构建单个阵元输出的基础上,通过充分挖掘4元数的3种对合信息,联合信号的非圆特性,建立4元数域对合增广信号模型,进而实现4元数域宽线性自适应波束形成。同传统4元数波束形成技术相比,该方法对非圆信号的接收性能显著提升,同时可以实现阵列虚拟孔径扩展,增大自适应波束形成干扰抑制自由度。仿真实验验证了所提波束形成方法的性能。

English

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  • 收稿日期:  2016-09-29
  • 录用日期:  2017-02-10
  • 刊出日期:  2017-07-19
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