| 1 | // Part of BNC, a utility for retrieving decoding and
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| 2 | // converting GNSS data streams from NTRIP broadcasters.
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| 3 | //
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| 4 | // Copyright (C) 2007
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| 5 | // German Federal Agency for Cartography and Geodesy (BKG)
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| 6 | // http://www.bkg.bund.de
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| 7 | // Czech Technical University Prague, Department of Geodesy
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| 8 | // http://www.fsv.cvut.cz
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| 9 | //
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| 10 | // Email: euref-ip@bkg.bund.de
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| 11 | //
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| 12 | // This program is free software; you can redistribute it and/or
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| 13 | // modify it under the terms of the GNU General Public License
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| 14 | // as published by the Free Software Foundation, version 2.
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| 15 | //
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| 16 | // This program is distributed in the hope that it will be useful,
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| 17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 19 | // GNU General Public License for more details.
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| 20 | //
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| 21 | // You should have received a copy of the GNU General Public License
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| 22 | // along with this program; if not, write to the Free Software
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| 23 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 24 |
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| 25 | #include "bncconst.h"
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| 26 |
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| 27 | const double t_CST::c = 299792458.0;
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| 28 | const double t_CST::omega = 7292115.1467e-11;
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| 29 | const double t_CST::aell = 6378137.000;
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| 30 | const double t_CST::rgeoc = 6370000.000;
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| 31 | const double t_CST::fInv = 298.2572236;
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| 32 |
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| 33 | //
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| 34 | //////////////////////////////////////////////////////////////////////////////
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| 35 | double t_CST::freq(t_frequency::type fType, int slotNum) {
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| 36 | switch (fType) {
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| 37 | // GPS
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| 38 | case t_frequency::G1: return 1575420000.0;
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| 39 | case t_frequency::G2: return 1227600000.0;
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| 40 | case t_frequency::G5: return 1176450000.0;
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| 41 | // GLONASS
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| 42 | case t_frequency::R1: return 1602000000.0 + 562500.0 * slotNum;
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| 43 | case t_frequency::R4: return 1600995000.0;
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| 44 | case t_frequency::R2: return 1246000000.0 + 437500.0 * slotNum;
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| 45 | case t_frequency::R6: return 1248060000.0;
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| 46 | case t_frequency::R3: return 1202025000.0;
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| 47 | // Galileo
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| 48 | case t_frequency::E1: return 1575420000.0;
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| 49 | case t_frequency::E5: return 1176450000.0;
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| 50 | case t_frequency::E7: return 1207140000.0;
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| 51 | case t_frequency::E8: return 1191795000.0;
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| 52 | case t_frequency::E6: return 1278750000.0;
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| 53 | // SBAS
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| 54 | case t_frequency::S1: return 1575420000.0;
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| 55 | case t_frequency::S5: return 1176450000.0;
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| 56 | // QZSS
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| 57 | case t_frequency::J1: return 1575420000.0;
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| 58 | case t_frequency::J2: return 1227600000.0;
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| 59 | case t_frequency::J5: return 1176450000.0;
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| 60 | case t_frequency::J6: return 1278750000.0;
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| 61 | // BDS
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| 62 | case t_frequency::C2: return 1561098000.0;
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| 63 | case t_frequency::C1: return 1575420000.0;
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| 64 | case t_frequency::C5: return 1176450000.0;
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| 65 | case t_frequency::C7: return 1207140000.0;
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| 66 | case t_frequency::C8: return 1191795000.0;
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| 67 | case t_frequency::C6: return 1268520000.0;
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| 68 | // NavIC
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| 69 | case t_frequency::I5: return 1176450000.0;
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| 70 | case t_frequency::I9: return 2492028000.0;
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| 71 | //
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| 72 | case t_frequency::dummy:
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| 73 | case t_frequency::max: return 0.0;
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| 74 | }
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| 75 | return 0.0;
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| 76 | }
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| 77 |
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| 78 | //
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| 79 | //////////////////////////////////////////////////////////////////////////////
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| 80 | double t_CST::lambda(t_frequency::type fType, int slotNum) {
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| 81 | return c / freq(fType, slotNum);
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| 82 | }
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| 83 |
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| 84 | //
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| 85 | //////////////////////////////////////////////////////////////////////////////
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| 86 | t_frequency::type t_frequency::toFreq(char sys, char bb) {
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| 87 | switch (bb) {
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| 88 | case '1':
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| 89 | if (sys == 'G') return t_frequency::G1;
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| 90 | else if (sys == 'R') return t_frequency::R1;
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| 91 | else if (sys == 'E') return t_frequency::E1;
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| 92 | else if (sys == 'C') return t_frequency::C1;
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| 93 | else return t_frequency::dummy;
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| 94 | case '2':
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| 95 | if (sys == 'G') return t_frequency::G2;
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| 96 | else if (sys == 'R') return t_frequency::R2;
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| 97 | else if (sys == 'C') return t_frequency::C2;
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| 98 | else return t_frequency::dummy;
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| 99 | case '5':
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| 100 | if (sys == 'G') return t_frequency::G5;
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| 101 | else if (sys == 'E') return t_frequency::E5;
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| 102 | else if (sys == 'C') return t_frequency::C5;
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| 103 | else return t_frequency::dummy;
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| 104 | case '6':
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| 105 | if (sys == 'E') return t_frequency::E6;
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| 106 | else if (sys == 'C') return t_frequency::C6;
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| 107 | else return t_frequency::dummy;
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| 108 | case '7':
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| 109 | if (sys == 'E') return t_frequency::E7;
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| 110 | else if (sys == 'C') return t_frequency::C7;
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| 111 | else return t_frequency::dummy;
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| 112 | case '8':
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| 113 | if (sys == 'E') return t_frequency::E8;
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| 114 | else if (sys == 'C') return t_frequency::C8;
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| 115 | else return t_frequency::dummy;
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| 116 | }
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| 117 | return t_frequency::dummy;
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| 118 | }
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| 119 |
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