ex8p30.m

关于数字信号处理的一些matlab例程

ws=[0.4*pi 0.7*pi];
wp=[0.25*pi 0.8*pi];
Rp=1;
As=40;
[N,wn]=cheb2ord(wp/pi,ws/pi,Rp,As);
[b,a]=cheby2(N,As,wn,'stop');
[b0,B,A]=dir2cas(b,a)