feedback2.asv

有限反馈的仿真程序

clear all;
M=5;K=5;
for pwr=1:51
    NFB=((M-1)/3)*round(10*log10(P));
    H=channel(K,M);
    W=codebook(M,2^NFB);
    Quantized_H=rand_quantize(H,W);
    T=Quantized_H'*inv(Quantized_H*Quantized_H');
    for series=1:100
        R(series)=once_sim(H,T);
    end
end
mean_R=mean(R);
x=1:100:1001;
plot(10*log10(x),mean_R)