mirrors/gnss-sdr
1
0
Fork 0
mirror of https://github.com/gnss-sdr/gnss-sdr synced 2025-01-18 21:23:02 +00:00
Code Issues Releases Wiki Activity

Implement support of new GEO BeiDou satellites

Browse Source 
Update tracking blocks to support PRN59...PRN63
Update telemetry decoder block to support PRN59...PRN63
Update RTKLIB to support PRN59...PRN63

Signed-off-by: Vladisslav P <vladisslav2011@gmail.com>
This commit is contained in:
Vladisslav P 2022-07-06 03:15:23 +03:00 committed by Vlad P
parent bcad6db988
commit 1153544fca
6 changed files with 12 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/algorithms/libs/rtklib/rtklib_ephemeris.cc
View File

@ -284,7 +284,7 @@ void eph2pos(gtime_t time, const eph_t *eph, double *rs, double *dts,
cosi = cos(i);
/* beidou geo satellite (ref [9]) */
if (sys == SYS_BDS && prn <= 5)
if (sys == SYS_BDS && (prn <= 5 || prn > 58))
{
O = eph->OMG0 + eph->OMGd * tk - omge * eph->toes;
sinO = sin(O);

4
src/algorithms/telemetry_decoder/gnuradio_blocks/beidou_b1i_telemetry_decoder_gs.cc
View File

@ -264,7 +264,7 @@ void beidou_b1i_telemetry_decoder_gs::decode_subframe(float *frame_symbols)
d_nav_msg_packet.nav_message = data_bits;
}
if (d_satellite.get_PRN() > 0 && d_satellite.get_PRN() < 6)
if ((d_satellite.get_PRN() > 0 && d_satellite.get_PRN() < 6) || d_satellite.get_PRN() > 58)
{
d_nav.d2_subframe_decoder(data_bits);
}
@ -339,7 +339,7 @@ void beidou_b1i_telemetry_decoder_gs::set_satellite(const Gnss_Satellite &satell
d_nav.set_signal_type(1); // BDS: data source (0:unknown,1:B1I,2:B1Q,3:B2I,4:B2Q,5:B3I,6:B3Q)
// Update tel dec parameters for D2 NAV Messages
if (sat_prn > 0 && sat_prn < 6)
if ((sat_prn > 0 && sat_prn < 6) || sat_prn > 58)
{
d_symbols_per_preamble = BEIDOU_DNAV_PREAMBLE_LENGTH_SYMBOLS;
d_samples_per_preamble = BEIDOU_DNAV_PREAMBLE_LENGTH_SYMBOLS;

2
src/algorithms/telemetry_decoder/gnuradio_blocks/beidou_b3i_telemetry_decoder_gs.cc
View File

@ -356,7 +356,7 @@ void beidou_b3i_telemetry_decoder_gs::set_satellite(
d_nav.set_signal_type(5); // BDS: data source (0:unknown,1:B1I,2:B1Q,3:B2I,4:B2Q,5:B3I,6:B3Q)
// Update tel dec parameters for D2 NAV Messages
if (sat_prn > 0 && sat_prn < 6)
if ((sat_prn > 0 && sat_prn < 6) || sat_prn > 58)
{
d_symbols_per_preamble = BEIDOU_DNAV_PREAMBLE_LENGTH_SYMBOLS;
d_samples_per_preamble = BEIDOU_DNAV_PREAMBLE_LENGTH_SYMBOLS;

4
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking.cc
View File

@ -757,7 +757,7 @@ void dll_pll_veml_tracking::start_tracking()
{
beidou_b1i_code_gen_float(d_tracking_code, d_acquisition_gnss_synchro->PRN, 0);
// GEO Satellites use different secondary code
if (d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6)
if ((d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6) or (d_acquisition_gnss_synchro->PRN > 58))
{
d_symbols_per_bit = BEIDOU_B1I_GEO_TELEMETRY_SYMBOLS_PER_BIT; // todo: enable after fixing beidou symbol synchronization
d_correlation_length_ms = 1;
@ -790,7 +790,7 @@ void dll_pll_veml_tracking::start_tracking()
{
beidou_b3i_code_gen_float(d_tracking_code, d_acquisition_gnss_synchro->PRN, 0);
// Update secondary code settings for geo satellites
if (d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6)
if ((d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6) or (d_acquisition_gnss_synchro->PRN > 58))
{
d_symbols_per_bit = BEIDOU_B3I_GEO_TELEMETRY_SYMBOLS_PER_BIT; // todo: enable after fixing beidou symbol synchronization
d_correlation_length_ms = 1;

4
src/algorithms/tracking/gnuradio_blocks/kf_vtl_tracking.cc
View File

@ -732,7 +732,7 @@ void kf_vtl_tracking::start_tracking()
{
beidou_b1i_code_gen_float(d_tracking_code, d_acquisition_gnss_synchro->PRN, 0);
// GEO Satellites use different secondary code
if (d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6)
if ((d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6) or d_acquisition_gnss_synchro->PRN > 58)
{
d_symbols_per_bit = BEIDOU_B1I_GEO_TELEMETRY_SYMBOLS_PER_BIT; // todo: enable after fixing beidou symbol synchronization
d_correlation_length_ms = 1;
@ -765,7 +765,7 @@ void kf_vtl_tracking::start_tracking()
{
beidou_b3i_code_gen_float(d_tracking_code, d_acquisition_gnss_synchro->PRN, 0);
// Update secondary code settings for geo satellites
if (d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6)
if ((d_acquisition_gnss_synchro->PRN > 0 and d_acquisition_gnss_synchro->PRN < 6) or d_acquisition_gnss_synchro->PRN > 58)
{
d_symbols_per_bit = BEIDOU_B3I_GEO_TELEMETRY_SYMBOLS_PER_BIT; // todo: enable after fixing beidou symbol synchronization
d_correlation_length_ms = 1;

8
src/core/system_parameters/beidou_dnav_navigation_message.cc
View File

@ -27,11 +27,11 @@ Beidou_Dnav_Navigation_Message::Beidou_Dnav_Navigation_Message()
{
auto gnss_sat = Gnss_Satellite();
const std::string _system("Beidou");
for (uint32_t i = 1; i < 36; i++)
for (uint32_t i = 1; i < 64; i++)
{
satelliteBlock[i] = gnss_sat.what_block(_system, i);
}
for (uint32_t i = 1; i < 36; i++)
for (uint32_t i = 1; i < 64; i++)
{
almanacHealth[i] = 0;
}
@ -647,7 +647,7 @@ Beidou_Dnav_Ephemeris Beidou_Dnav_Navigation_Message::get_ephemeris() const
{
Beidou_Dnav_Ephemeris eph;
if (i_satellite_PRN > 0 and i_satellite_PRN < 6)
if ((i_satellite_PRN > 0 and i_satellite_PRN < 6) or i_satellite_PRN > 58)
{
std::bitset<BEIDOU_DNAV_SUBFRAME_DATA_BITS> subframe_bits;
@ -785,7 +785,7 @@ Beidou_Dnav_Utc_Model Beidou_Dnav_Navigation_Message::get_utc_model()
bool Beidou_Dnav_Navigation_Message::have_new_ephemeris() // Check if we have a new ephemeris stored in the galileo navigation class
{
if (i_satellite_PRN > 0 and i_satellite_PRN < 6)
if ((i_satellite_PRN > 0 and i_satellite_PRN < 6) or i_satellite_PRN > 58)
{
if ((flag_sf1_p1 == true) and (flag_sf1_p2 == true) and (flag_sf1_p3 == true) and
(flag_sf1_p4 == true) and (flag_sf1_p5 == true) and (flag_sf1_p6 == true) and