ofdm_cdma_run.m

MC-CDMA的SIMULINK仿真

clear all;
clc;
line_color=['k  ' 'b  '  'r  ' 'c  ' 'm  ' 'k->' 'b->'  'r->' 'c->' 'm->' 'k-^' 'b-^'  'r-^' 'c-^' 'm-^' 'k-s' 'b-s'  'r-s' 'c-s' 'm-s' ];
sampletime=8e-6;simtime=0.05;
lamda=0.5; d_mode=-3; mode=4;  eq=-2;  user_no=3;
d=[0  10 25  50 75  100  150  250  450]*sampletime/2720;
g=[0 -1  -2  -3  -5  -9  -11  -13 -17];
dpl=[1 10 40 100 200 400];
 doppler=200;
%  delay=d(1:4);
%  gain=g(1:4);
 for pp=5:5  
   disp(pp);disp('====         ===========');
    %doppler=dpl(pp);
    delay=d(1:pp);
    gain=g(1:pp);
    x=0:3:24;   y=x;
   for i=1:length(x)
         snrr =x(i);
         sim('ofdm_cdma.mdl');
         y(i)=mean(coded_error);
       disp(x(i));  disp(y(i)); disp('----------------');
    end
figure(1)
hold on;
grid on;
semilogy(x,y,line_color((pp-1)*3+1:pp*3));
%semilogy(x,y,'r-*');
end