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Fixed bug in coarse freq recovery 

The windows were one sample misaligned in time
pull/2/head
David Protzman 2022-04-24 00:42:08 -04:00
rodzic 7d9f15b28f
commit df098c3e6c
1 zmienionych plików z 2 dodań i 2 usunięć
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matlab/updated_scripts/process_file.m
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@ -87,8 +87,8 @@ for burst_idx=1:size(bursts, 1)
coarse_cfo_symbol_sample_offset + coarse_cfo_symbol_cyclic_prefix - 1);
copy = burst(...
coarse_cfo_symbol_sample_offset + fft_size + 1:...
coarse_cfo_symbol_sample_offset + fft_size + 1 + coarse_cfo_symbol_cyclic_prefix - 1);
coarse_cfo_symbol_sample_offset + fft_size:...
coarse_cfo_symbol_sample_offset + fft_size + coarse_cfo_symbol_cyclic_prefix - 1);
% Calculate the frequency offset by taking the dot product of the two copies of the cyclic prefix and dividing out
% the number of samples in between each cyclic prefix sample (the FFT size)