| 基于变步长LMS的频域干扰抑制算法的研究 |
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| 引用本文： | 许振,胡小文.基于变步长LMS的频域干扰抑制算法的研究[J].舰船电子工程,2012,32(3):56-58. |
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| 作者姓名： | 许振 胡小文 |
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| 作者单位： | 中国船舶重工集团公司第七二二研究所,武汉,430079 |
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| 摘 要： | 基于对时域变步长LMS算法、频域块LMS算法的研究分析,给出了一种新的基于变步长频域块LMS的干扰抑制算法,仿真结果和分析表明能实现更好的收敛速度和更小的有用信号损失,并且计算复杂度低,利于工程实现。
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| 关 键 词： | LMS算法 自适应滤波 频域 干扰抑制 |
Research of Frequency-domain Interference Suppression Algorithms Based on the Variable Step-size LMS Algorithm |
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| XU Zhen,HU Xiaowen.Research of Frequency-domain Interference Suppression Algorithms Based on the Variable Step-size LMS Algorithm[J].Ship Electronic Engineering,2012,32(3):56-58. |
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| Authors: | XU Zhen HU Xiaowen |
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| Institution: | (No.722 Research Institute of CSIC,Wuhan 430079) |
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| Abstract: | The variable step-size LMS algorithm used arc tangent function improves convergence speed and suppression performance by introducing coefficient of variation which can be carried out in project.Simulation showed that the algorithm has better adaptive performance in suppressing narrowband interference in DSSS signal. |
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| Keywords: | Least-Mean-Square algorithm adaptive filter frequency-domain interference suppression |
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