untitled3.m

对ASK调制解调进行了仿真,包括程序仿真和模型仿真

TW=50; p=10;
s=dchirp(TW,p);
h=conj(s(end:-1:1));
T=25e-6;
N = p *TW;
ts=[-N/2:N/2]; ts(end)=[];th=ts;
[y,ty]=conv_ma(s,ts,h,th)
ty=ty/(p*TW/T);
figure(1)
plot(ty*1e6,abs(y))
title('The output form the matched to Chip signal')
xlabel('t (\mus),ylabel(The magnitude of y(n)')