clear;
global N N_R
L=2;                                       % Number of Users
N=128;                                       % Block Size
k=4;                                        % Word Size
%P=0;
M=2^k;                                      % Number of Constellation Points
modu='MQAM';                                % 'MPSK' or 'QPSK' or 'MQAM' 
Ng=0;                                       % Guard Time, Typically 25% of FFT Size
moduspace;                                  % Constellation Tabels Generation
%C(1)=1;                                    % Channel Transform Function
sigma=1;
sigmac=0.5;
P_T=512;
N_R=10;

