fcch.c File Reference

Osmocom GMR-1 FCCH bursts implementation. More...

#include <complex.h>
#include <math.h>
#include <errno.h>
#include <stdlib.h>
#include <fftw3.h>
#include <osmocom/dsp/cxvec.h>
#include <osmocom/dsp/cxvec_math.h>
#include <osmocom/gmr1/sdr/defs.h>
#include <osmocom/gmr1/sdr/fcch.h>

Functions
int	gmr1_fcch_rough (const struct gmr1_fcch_burst *burst_type, struct osmo_cxvec *search_win_in, int sps, float freq_shift, int *toa)
	Rough FCCH timing acquisition. More...
int	gmr1_fcch_rough_multi (const struct gmr1_fcch_burst *burst_type, struct osmo_cxvec *search_win_in, int sps, float freq_shift, int *peaks_toa, int N)
	Rough FCCH timing acquisition w/ multiple FCCH detection. More...
int	gmr1_fcch_fine (const struct gmr1_fcch_burst *burst_type, struct osmo_cxvec *burst_in, int sps, float freq_shift, int *toa, float *freq_error)
	Fine FCCH timing & frequency acquisition. More...
int	gmr1_fcch_snr (const struct gmr1_fcch_burst *burst_type, struct osmo_cxvec *burst_in, int sps, float freq_shift, float *snr)
	SNR estimation on a FCCH burst. More...

Variables
const struct gmr1_fcch_burst	gmr1_fcch_burst
	FCCH burst (GMR-1 version) See GMR-1 05.004 (ETSI TS 101 376-5-2 V3.1.1) - Section 8.1. More...
const struct gmr1_fcch_burst	gmr1_fcch3_lband_burst
	FCCH3 L-band burst (GMR-1 3G version for L-band) See GMR-1 05.004 (ETSI TS 101 376-5-2 V3.1.1) - Section 8.2.1. More...
const struct gmr1_fcch_burst	gmr1_fcch3_sband_burst
	FCCH3 S-band burst (GMR-1 3G version for S-band) See GMR-1 05.004 (ETSI TS 101 376-5-2 V3.1.1) - Section 8.2.2. More...

Detailed Description

Osmocom GMR-1 FCCH bursts implementation.