decoding.m

stbc for flat rayleigh fading channel

function decoded_data=decoding(bits,position,map_gray)


decoded_data=str2num(strread(dec2bin(map_gray(position),bits)','%c'));

%     decode_rand_data=str2num([strread(r','%c')]);
% decoded_temp=[];
% if(size(const,1)==2)
%     for i=1:size(position,2)
%         if(position(1,i)==1)
%             decod=[0];
%         elseif(position(1,i)==2)
%             decod=[1];
%         end
%         decoded_temp=[decoded_temp decod];
%     end
% elseif(size(const,1)==4)
%     for i=1:size(position,2)
%         if(position(1,i)==1)
%             decod=[0 0];
%         elseif(position(1,i)==2)
%             decod=[0 1];
%         elseif(position(1,i)==3)
%             decod=[1 0];
%         elseif(position(1,i)==4)
%             decod=[1 1];
%         end
%         decoded_temp=[decoded_temp decod];
%     end
% end
%