am_1.m

对常见的调制信号在软件无线电的通用平台下进行调制解调。所有信号均通过正交分解后

clear;
t=[0.0001:0.0001:10];
f = 1;
fc = 100;
fs = 500;
m = sin(2*pi*f*t);
plot(t,m);
axis([0,10,-2,2])
I =1+0.8*m;
Q = 0*(0.0001:0.0001:10);
t=linspace(0,10,100000);
I = [t',I'];
Q = [t',Q'];