48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* GMR-1 SDR - DKABs bursts */
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/* See GMR-1 05.004 (ETSI TS 101 376-5-4 V1.2.1) - Section 6.1
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* GMR-1 05.002 (ETSI TS 101 376-5-2 V1.1.1) - Section 7.4.6 */
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/* (C) 2011-2019 by Sylvain Munaut <tnt@246tNt.com>
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __OSMO_GMR1_SDR_DKAB_H__
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#define __OSMO_GMR1_SDR_DKAB_H__
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/*! \defgroup dkab DKAB bursts
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* \ingroup sdr
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* @{
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*/
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/*! \file sdr/dkab.h
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* \brief Osmocom GMR-1 DKABs bursts header
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*/
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#include <stdint.h>
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#include <osmocom/core/bits.h>
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#include <osmocom/dsp/cxvec.h>
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#define GMR1_DKAB_SYMS (39*3)
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int
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gmr1_dkab_demod(struct osmo_cxvec *burst_in, int sps, float freq_shift, int p,
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sbit_t *ebits, float *toa_p);
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/*! @} */
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#endif /* __OSMO_GMR1_SDR_DKAB_H__ */
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