mirror of https://github.com/gnss-sdr/gnss-sdr
67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
/*!
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* \file gps_utc_model.h
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* \brief Interface of a GPS UTC MODEL storage
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* \author Javier Arribas, 2013. jarribas(at)cttc.es
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2013 (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_UTC_MODEL_H_
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#define GNSS_SDR_GPS_UTC_MODEL_H_
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#include "GPS_L1_CA.h"
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/*!
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* \brief This class is a storage for the GPS UTC MODEL data as described in IS-GPS-200E
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*
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* See http://www.gps.gov/technical/icwg/IS-GPS-200E.pdf Appendix II
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*/
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class Gps_Utc_Model
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{
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private:
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public:
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bool valid;
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// UTC parameters
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double d_A1; //!< 1st order term of a model that relates GPS and UTC time (ref. 20.3.3.5.2.4 IS-GPS-200E) [s/s]
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double d_A0; //!< Constant of a model that relates GPS and UTC time (ref. 20.3.3.5.2.4 IS-GPS-200E) [s]
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double d_t_OT; //!< Reference time for UTC data (reference 20.3.4.5 and 20.3.3.5.2.4 IS-GPS-200E) [s]
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int i_WN_T; //!< UTC reference week number [weeks]
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double d_DeltaT_LS; //!< delta time due to leap seconds [s]. Number of leap seconds since 6-Jan-1980 as transmitted by the GPS almanac.
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int i_WN_LSF; //!< Week number at the end of which the leap second becomes effective [weeks]
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int i_DN; //!< Day number (DN) at the end of which the leap second becomes effective [days]
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double d_DeltaT_LSF; //!< Scheduled future or recent past (relative to NAV message upload) value of the delta time due to leap seconds [s]
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/*!
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* Default constructor
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*/
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Gps_Utc_Model();
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};
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#endif
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