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https://github.com/gnss-sdr/gnss-sdr
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51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
/*!
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* \file gps_sdr_signal_processing.h
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* \brief This class implements various functions for GPS L1 CA signals
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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*
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* Detailed description of the file here if needed.
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_GPS_SDR_SIGNAL_PROCESSING_H
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#define GNSS_SDR_GPS_SDR_SIGNAL_PROCESSING_H
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#include <complex>
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#include <cstdint>
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#if HAS_STD_SPAN
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#include <span>
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namespace own = std;
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#else
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#include <gsl/gsl>
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namespace own = gsl;
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#endif
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//! Generates int GPS L1 C/A code for the desired SV ID and code shift
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void gps_l1_ca_code_gen_int(own::span<int32_t> _dest, int32_t _prn, uint32_t _chip_shift);
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//! Generates float GPS L1 C/A code for the desired SV ID and code shift
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void gps_l1_ca_code_gen_float(own::span<float> _dest, int32_t _prn, uint32_t _chip_shift);
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//! Generates complex GPS L1 C/A code for the desired SV ID and code shift, and sampled to specific sampling frequency
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void gps_l1_ca_code_gen_complex(own::span<std::complex<float>> _dest, int32_t _prn, uint32_t _chip_shift);
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//! Generates N complex GPS L1 C/A codes for the desired SV ID and code shift
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void gps_l1_ca_code_gen_complex_sampled(own::span<std::complex<float>> _dest, uint32_t _prn, int32_t _fs, uint32_t _chip_shift, uint32_t _ncodes);
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//! Generates complex GPS L1 C/A code for the desired SV ID and code shift
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void gps_l1_ca_code_gen_complex_sampled(own::span<std::complex<float>> _dest, uint32_t _prn, int32_t _fs, uint32_t _chip_shift);
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#endif // GNSS_SDR_GPS_SDR_SIGNAL_PROCESSING_H
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