simo\bit_pilot.m ....\bit_pilot_end.m ....\bit_pilot_front.m ....\bit_pilot_simo.m ....\choose.m ....\corr_fading.m ....\data_regenerator.m ....\est.m ....\est_stbc_end.m ....\est_stbc_front.m ....\signal_mapping_stbc.m ....\simo.m simo