ofdm_fading1_plot.asv

这些代码包括ofdm的实现和信道估计,可以运行,有指导程序的说明文档.

%分析ofdm对抗多经衰落性能
clear all;
close all;
SNRindB1=0:1:10;
%以下为4经衰落
itau1=[0,2,3,4];
dlvl1=[0,10,20,25];
n01=[6,7,6,7];
th11=[0.0,0.0,0.0,0.0];
itnd11=[1000,2000,3000,4000];
now11=4;

for i=1:length(SNRindB1)
  [smld_err_prb(i),smld_per_prb(i)]=ofdm_fading1(SNRindB1(i),itau1,dlvl1,n01,th11,itnd11,now11);	% simulated error rate
end;
 semilogy(SNRindB1,smld_err_prb,'-+r');
 hold on;
 for i=1:length(SNRindB1)
  [smld_err_prb(i)]=qpsk_fading1(SNRindB1(i));	% simulated error rate
 end;
 semilogy(SNRindB1,smld_err_prb,'-ob');