omment">% Correlation estimation L-SIG -- RL-SIG</span>
0092     <span class="comment">% Use correlation of the signs of the demodulated values (directly related to the Hamming distance (hd))</span>
0093     sig_cor_hd = sign(real([x_d0_cfo]))'*sign(real([x_d1_cfo]));
0094     
0095     <span class="comment">% For best performance, correlation threshold should depend on the received SNR (still WIP)</span>
0096     autodet.thr_vec  = [14 16 18 22];
0097     autodet.snr_vec  = [-100, 2, 5, 8];
0098     
0099 