sync.asv

来自「详细的OFDM设计过程」· ASV 代码 · 共 26 行

function t_samp = sync(mf,b_train,t_start, t_end)%%%%%%%%%%%%%%%55

corr=zeros(1,t_end);

% for i=t_start:t_end    
%     mf_temp = mf(1:8:end);  
%   % mf_temp = mf(1:8:8*length(b_train));  
%     mf_temp = mf_temp(i:length(b_train)+i-1);               
%    
%     prod = b_train.*conj(mf_temp);                         
%     corr(i) = abs(sum(prod));                                     
% end
% [max_corr,t_samp] = max(corr);
for i=t_start:t_end    
    mf_temp = mf(i:end);  
    mf_temp = mf_temp(1:8:8*length(b_train));  
   
    prod = b_train.*conj(mf_temp);                         
    corr(i) = abs(sum(prod));    
end
[max_corr,t_samp] = max(corr);