err_count.m

v-blast4x4_dast程序

function err_bit=err_count(u,s,b,X_bit) 
u=u.';%把u[Lm,m]变成u[m,Lm]
u_bit=symbol2bit(u,s,b);
%if size(u_bit) == size(X_bit)
   error=u_bit-X_bit;
%else
   % error = [(u_bit - X_bit(1:size(u_bit))) ,ones(1,(size(X_bit)-size(u_bit)))];
%end;
for ii=1:length(error)
    if abs(error(ii))<=0.00001
        err(ii)=0;
    else 
        err(ii)=1;
    end;
end;
err_bit=mean(err);  

%function err_bit=err_count(u,s,b,X_bit) 
%u=u.';%把u[Lm,m]变成u[m,Lm]
%u_bit=symbol2bit(u,s,b);
%error=u_bit-X_bit;
%for ii=1:length(error)
    %if abs(error(ii))<=0.00001
        %err(ii)=0;
    %else 
        %err(ii)=1;
    %end;
%end;
%err_bit=mean(err);