Based on orthogonal wavelet transform, a modified adaptive algorithm(WTSPLMS )using smooth pseudo LMS(SPLMS)with transient step is presented in this paper.

• 本文在滑动准最小均方误差瞬变步长LMS(SPLMS)算法基础上提出了一种基于正交小波变换的瞬变步长LMS(WTSPLMS)的改进自适应滤波算法。