shuangxianxingditong.m

来自「Audio signal processing by using matlab 」· M 代码 · 共 5 行

fp=1000;fc=1200;As=100;Ap=1;FS=22050;
wc=2*fc/fs;wp=2*fp/fs;
[n,wn]=ellipord(wp,wc,Ap,As);
[b,a]=ellip(n,Ap,As,wn);
freqz(b,a,512,fs);