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https://github.com/gnss-sdr/gnss-sdr
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e87522880e
Only done for GPS L1 C/A and Galileo E1 OS for now. Also added a cpu_multicorrelator_real_codes class that performs code correlation using real-valued local codes
54 lines
2.3 KiB
C++
54 lines
2.3 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) 2010-2015 (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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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU 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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* GNSS-SDR 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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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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//!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(int* _dest, signed int _prn, unsigned int _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(float* _dest, signed int _prn, unsigned int _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(std::complex<float>* _dest, signed int _prn, unsigned int _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(std::complex<float>* _dest, unsigned int _prn, signed int _fs, unsigned int _chip_shift, unsigned int _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(std::complex<float>* _dest, unsigned int _prn, signed int _fs, unsigned int _chip_shift);
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#endif /* GNSS_SDR_GPS_SDR_SIGNAL_PROCESSING_H_ */
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