2-11
clear all
NB=[0.3,0.5,0.9];
H=[ 'r' 'b' 'k' ];
for m=1:length(NB)
h=H(m);rf=NB(m) ;
ErproVec=-2:.5:16;
for n=1:length(ErproVec)
SNR = ErproVec(n);
sim('schx2_10')
S2(n)=[mean(s)]';
S3(n)=S2(n)+eps;
EN(n)=[ErproVec(n)]';
end
semilogy(EN,(S3),h);grid;
hold on;
end
axis([-3,17,1e-14,3])
hold off
grid on
title('从左至右.3,.5 .9')
