matlab做的可视化界面,实现滤波器的自己设计,功能和自带(Matlab do visual interface, the design of filter, function and bring their own)

两通道滤波器组的设计,包括正交镜像fb,仿酉fb,准确重建fb,(The design of two channels filter group, including quadrature mirror fb, paraunitary fb, accurate reconstruction of fb,)

本文是用矩形窗法设计FIR带通滤波器,来滤除音乐信号的噪声,(This article is to use the rectangular window method to design FIR bandpass filter, to filter out the noise of the music signal,)