rjls1.m

信号实验常用的simulink模型和mfile,可直接在matlan下运行。

z=pi/4;r=3/4;r1=1/2;
%Wn=10;s=0.1;
w=linspace(-2*pi,2*pi);
%t=R*C;
T=100;
num=[1 0 0];den=[1 -2*r*cos(z) r*r];
[mag,phase]=dbode(num,den,T,w);
den=[1 -2*r1*cos(z) r1*r1];
[mag1,phase1]=dbode(num,den,T,w);

subplot(211),plot(w,20*log10(mag),w,20*log10(mag1));
grid
p=phase;
p=p*pi./180;
p1=phase1;
p1=p1*pi./180;
subplot(212),plot(w,p,w,p1);
grid