sq2qam_gray_map.m

一些关于调指和解调的小程序

function out=sq2QAM_Gray_map(input)

%%%-----constellation--------------
%%% 0-------- +1
%%% 1-------- -1

K=length(input);
d=1;
x=d*[+1,-1];

temp=input;

for i=1:K
    if  temp(i)==0
        t_out(i)=x(1);
    else t_out(i)=x(2);
    end
end

out=t_out.';         %%% parrallel complex constellations sequence

clear K d x temp t_out