gnss-sdr/src/core/system_parameters/gps_cnav_ephemeris.h

147 lines
5.6 KiB
C++

/*!
* \file gps_cnav_ephemeris.h
* \brief Interface of a GPS CNAV EPHEMERIS storage
* \author Javier Arribas, 2015. jarribas(at)cttc.es
*
* -----------------------------------------------------------------------------
*
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_GPS_CNAV_EPHEMERIS_H
#define GNSS_SDR_GPS_CNAV_EPHEMERIS_H
#include "gnss_ephemeris.h"
#include <boost/serialization/nvp.hpp>
#include <cstdint>
/** \addtogroup Core
* \{ */
/** \addtogroup System_Parameters
* \{ */
/*!
* \brief This is a storage class for the GPS CNAV ephemeris data as described
* in IS-GPS-200M
*
* See https://www.gps.gov/technical/icwg/IS-GPS-200M.pdf Appendix III
*/
class Gps_CNAV_Ephemeris : public Gnss_Ephemeris
{
public:
/*!
* Constructor
*/
Gps_CNAV_Ephemeris()
{
this->System = 'G';
}
double delta_A{}; //!< Semi-major axis difference at reference time
double Adot{}; //!< Change rate in semi-major axis
double delta_ndot{}; //!< Rate of mean motion difference from computed value
double delta_OMEGAdot{}; //!< Rate of Right Ascension difference [semi-circles/s]
int32_t toe1{}; //!< Ephemeris data reference time of week (Ref. 20.3.3.4.3 IS-GPS-200M) [s]
int32_t toe2{}; //!< Ephemeris data reference time of week (Ref. 20.3.3.4.3 IS-GPS-200M) [s]
int32_t signal_health{}; //!< Signal health (L1/L2/L5)
int32_t top{}; //!< Data predict time of week
int32_t URA{}; //!< ED Accuracy Index
double URA0{}; //!< NED Accuracy Index
double URA1{}; //!< NED Accuracy Change Index
double URA2{}; //!< NED Accuracy Change Rate Index
// Group Delay Differential Parameters
double TGD{}; //!< Estimated Group Delay Differential: L1-L2 correction term only for the benefit of "L1 P(Y)" or "L2 P(Y)" s users [s]
double ISCL1{};
double ISCL2{};
double ISCL5I{};
double ISCL5Q{};
/*! \brief If true, enhanced level of integrity assurance.
*
* If false, indicates that the conveying signal is provided with the
* legacy level of integrity assurance. That is, the probability that the
* instantaneous URE of the conveying signal exceeds 4.42 times the upper
* bound value of the current broadcast URA index, for more than 5.2
* seconds, without an accompanying alert, is less than 1E-5 per hour. If
* true, indicates that the conveying signal is provided with an enhanced
* level of integrity assurance. That is, the probability that the
* instantaneous URE of the conveying signal exceeds 5.73 times the upper
* bound value of the current broadcast URA index, for more than 5.2
* seconds, without an accompanying alert, is less than 1E-8 per hour.
*/
bool integrity_status_flag{};
bool l2c_phasing_flag{};
bool alert_flag{}; //!< If true, indicates that the SV URA may be worse than indicated in d_SV_accuracy, use that SV at our own risk.
bool antispoofing_flag{}; //!< If true, the AntiSpoofing mode is ON in that SV
template <class Archive>
/*!
* \brief Serialize is a boost standard method to be called by the boost XML
* serialization. Here is used to save the ephemeris data on disk file.
*/
inline void serialize(Archive& archive, const uint32_t version)
{
using boost::serialization::make_nvp;
if (version)
{
};
archive& BOOST_SERIALIZATION_NVP(PRN);
archive& BOOST_SERIALIZATION_NVP(M_0);
archive& BOOST_SERIALIZATION_NVP(delta_n);
archive& BOOST_SERIALIZATION_NVP(ecc);
archive& BOOST_SERIALIZATION_NVP(sqrtA);
archive& BOOST_SERIALIZATION_NVP(OMEGA_0);
archive& BOOST_SERIALIZATION_NVP(i_0);
archive& BOOST_SERIALIZATION_NVP(omega);
archive& BOOST_SERIALIZATION_NVP(OMEGAdot);
archive& BOOST_SERIALIZATION_NVP(idot);
archive& BOOST_SERIALIZATION_NVP(Cuc);
archive& BOOST_SERIALIZATION_NVP(Cus);
archive& BOOST_SERIALIZATION_NVP(Crc);
archive& BOOST_SERIALIZATION_NVP(Crs);
archive& BOOST_SERIALIZATION_NVP(Cic);
archive& BOOST_SERIALIZATION_NVP(Cis);
archive& BOOST_SERIALIZATION_NVP(toe);
archive& BOOST_SERIALIZATION_NVP(toc);
archive& BOOST_SERIALIZATION_NVP(af0);
archive& BOOST_SERIALIZATION_NVP(af1);
archive& BOOST_SERIALIZATION_NVP(af2);
archive& BOOST_SERIALIZATION_NVP(WN);
archive& BOOST_SERIALIZATION_NVP(tow);
archive& BOOST_SERIALIZATION_NVP(satClkDrift);
archive& BOOST_SERIALIZATION_NVP(dtr);
archive& BOOST_SERIALIZATION_NVP(toe1);
archive& BOOST_SERIALIZATION_NVP(toe2);
archive& BOOST_SERIALIZATION_NVP(TGD);
archive& BOOST_SERIALIZATION_NVP(ISCL1);
archive& BOOST_SERIALIZATION_NVP(ISCL2);
archive& BOOST_SERIALIZATION_NVP(ISCL5I);
archive& BOOST_SERIALIZATION_NVP(ISCL5Q);
archive& BOOST_SERIALIZATION_NVP(delta_A);
archive& BOOST_SERIALIZATION_NVP(Adot);
archive& BOOST_SERIALIZATION_NVP(delta_OMEGAdot);
archive& BOOST_SERIALIZATION_NVP(integrity_status_flag);
archive& BOOST_SERIALIZATION_NVP(l2c_phasing_flag);
archive& BOOST_SERIALIZATION_NVP(alert_flag);
archive& BOOST_SERIALIZATION_NVP(antispoofing_flag);
}
};
/** \} */
/** \} */
#endif // GNSS_SDR_GPS_CNAV_EPHEMERIS_H