mimo_codebook.m

是自己自创的好程序

clear all;
close all;
tic;
Nt=3;
L=6;
j=sqrt(-1);
u=[1 26 57];
e1=zeros(1,Nt); e1(1)=1;
S=[1.2518-j*0.6409,-0.4570-j*0.4974 0.1177+j*0.2360].';
w=S-e1.';
p=2./norm(w'*w);
H=eye(Nt)-p*w*w';
V1=1/sqrt(Nt)*(exp(sqrt(-1)*2*pi*(0:Nt-1)/Nt));
V1_T=V1.';
for i=2:2^L;
    Q=diag(exp(sqrt(-1)*2*pi*u*i/64));
    beta_V=H*Q*H'*V1_T;
    V(:,i)=beta_V.*exp(-sqrt(-1)*angle(beta_V(1,1)));
end
V(:,1)=V1_T;
toc;