main.m

对数字信号进行分析

close all;
clear all;
clc;
% global fs tb l1 l2 l3 l4 mpeg rand1 bch1
data13=[0,0,0,0,0,0,1,0,0,0,1,0,0,1,1,0,1,1,0,1,0,1,1,1,0,1,0,0,0,1,1,1,0,0,0,0]; 
fs=8e6;
tb=1/fs;
l1=8;
[mpeg]=readdata(l1,tb);
[rand1,l2]=rands1(l1,mpeg,tb);
[bch1]=bch(rand1,tb);
[ldpc1]=ldpc(bch1,tb);
[qam64ys1,qam64ys5]=qam64ys(ldpc1,tb);
[jz1]=jiaozhi(qam64ys1,tb);%i
[jz2]=jiaozhi(qam64ys5,tb);%q
[systems1]=systemsss(jz1,data13,tb);%i
[systems2]=systemsss(jz2,data13,tb);%q
[frame1]=frames(systems1,tb);%i
[frame2]=frames(systems2,tb);%q
[frame3]=rcosfir11(frame1,tb,fs);%i
[frame4]=rcosfir11(frame2,tb,fs);%q
tb1=tb/100;
fs1=fs*100;
fs2=fs*2;
[modu1]=modulation(frame3,frame4,tb1,fs1,fs2);