李建华

个人信息Personal Information

教授

硕士生导师

性别:女

毕业院校:大连理工大学

学位:硕士

所在单位:信息与通信工程学院

学科:信号与信息处理

办公地点:大连理工大学 创新园大厦 B409

联系方式:jianhual@dlut.edu.cn

电子邮箱:jianhual@dlut.edu.cn

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A novel variable step size LMS algorithm based on decorrelation

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论文类型:会议论文

发表时间:2010-01-01

收录刊物:Scopus

卷号:7

页面范围:3291-3294

摘要:With highly correlated input signal, the variable step size (VSS) algorithms always suffer from a low convergence speed. One way to overcome this problem is to decorrelate the input signal before passing it to the equalizer. In this paper, we propose a novel variable step size least mean square (LMS) algorithm based on decorrelation. In this algorithm, the update of the coefficients is matched to the correlation properties of input. The computer simulation results are consistent with the theoretical analysis and also show that the algorithm proposed can achieve a faster convergence rate and a smaller mean square error (MSE). ?2010 IEEE.