给需要的朋友参考 主要是滤波器的设计 大家可以下下来 作为设计的基础参考-Reference to a friend in need is mainly designed to filter down we can make a basis for the design reference

针对FIR滤波器原理，设计滤波器 专门针对进行心电信号的去噪。-For FIR filter principle, designed specifically for filter ECG signals denoising.