clear all;clc;rand('seed',0);randn('seed',0);global FLAG_AWGN;global FLAG_MULTIPATH;global Channel_Est;global Num_Channel;global Syn_Error;                    % synchronization errorsglobal Theta;global Num_Train;global Channel;global Channel_fft;global NSDEC;FLAG_AWGN = 1;FLAG_MULTIPATH = 1;Channel_Est = 1;Num_Channel = 1;Syn_Error = 0;                       % Theta = 0.01*2*pi/64;Num_Train=1;NSDEC = 2;SNR=3:3:18;BER=zeros(1, length(SNR));for i=1:length(SNR)    BER(i) = Center( SNR(i) )end% figure;% semilogy(SNR,BER,'*-r');% grid on;