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基于四阶累积量的多子阵波束域高分辨方位估计算法

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摘要 提出一种基于四阶累积量切片的多子阵波束域方位估计算法。该算法利用多子阵波束输出来计算四阶累积量切片矩阵,进而推广到Root-MUSIC算法,进行高分辨方位估计。仿真实验验证了该算法能够有效地抑制高斯噪声,在空间高斯白噪声和色噪声的条件下都要优于基于二阶统计量的高分辨算法,具有更低的信噪比门限和更好的分辨性能。
作者 粱富华
出处 《医疗保健器具》 2008年第6期50-53,共4页 Medicine Healthcare Apparatus
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