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递推式空时自适应滤波器的研究
引用本文:陶建武,常文秀,石要武.递推式空时自适应滤波器的研究[J].兵工学报,2004,25(5):638-640.
作者姓名:陶建武  常文秀  石要武
作者单位:空军航空大学;吉林大学通信工程学院
摘    要:本文针对预警机雷达,提出了一种递推式空时二维自适应滤波器.此滤波器采用改进的随机梯度(M-LMS)递推算法,不需要计算杂波协方差矩阵及其逆矩阵,保留了系统自由度.仿真结果表明此算法具有较快的收敛速度,滤波性能较好,便于实时处理等特点.

关 键 词:信息处理技术  预警机雷达  空时自适应滤波器  递推算法  杂波抑制

SPACE-TIME ADAPTIVE FILTER WITH RECURSIVE ALGORITHM
Tao Jianwu.SPACE-TIME ADAPTIVE FILTER WITH RECURSIVE ALGORITHM[J].Acta Armamentarii,2004,25(5):638-640.
Authors:Tao Jianwu
Abstract:For use with AEW radar, a new space-time adaptive filter with recursive algorithm was proposed The recursive algorithm with M-LMS is adopted; calculation of the covariance matrix of clutter and its reverse matrix are not necessary, while the degree of freedom in the system is kept Simulations were presented to show that the filter is characterized by rapidly convergent rate, good performance of filter, and convenient implementation in real time
Keywords:information processing technique  airborne early warning radar  space-time adaptive filter  recursive algorithm  clutter suppression
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