ceil_odd.m

两发两收的空间多路复用信道的matlab仿真程序。

function [output]=ceil_odd(input,constellation,L,len);

output=ceil(input);
if output<constellation(1)
    output=constellation(1);
elseif    output>constellation(len)
    output=constellation(len)+1;
%     pause
elseif rem(abs(output),2)==0    % constallation ponit coordinate should be odd
    output=output+1;
else
    output=output; 
end