The paper applies the technology of wavelet transforming to weaken the noise effect in motor control system and decomposes the high frequency noise component by transforming.

• 本文应用小波变换可以降低电机控制系统中噪声影响的技术,通过变换分解出高频噪声部分,利用小波收缩的阈值量化方法去掉高频部分,再重构信号从而达到去噪目的。