viterbi_encoder1.m

MATLBA 信道仿真,完成信道卷积码循环码的编译码

function [y]=viterbi_encoder1(G,u)

%G=[1 0 0 1 1;1 1 0 1 1];
%u=[1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1];
c(1,:)=mod(conv(u,G(1,:)),2);
c(2,:)=mod(conv(u,G(2,:)),2);
K = size(G, 1);
L=length(u)+size(G,2)-1;
y = reshape(c,K*L,1);
y=y';