On the basis of analyzing variable step size adaptive filtering algorithm, adopted RAM search table to implement fast convolution in the filter operation.

在分析了变步长自适应滤波算法的基础上，采用基于RAM的查找表来实现滤波运算中的快速卷积。

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Adaptive digital filters with variable step-size may become unstable when their weights are automatically adjusted with input signal and noise.

变步长自适应数字滤波器的权值随信号和噪声的变化自动调整时可能出现不稳定。

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This paper presented a new adaptive variable step size LMS algorithm, which controls step size according to the correlation of the gradient change of filter coefficients.

提出了一种根据滤波器系数梯度差值的自相关来计算步长的新的变步长自适应LMS算法。

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