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Since applying reduced CED parameters can break PVT continuity due to an increase in the residuals, we disable their usage by default. New conf parameter TelemetryDecoder_1B.use_reduced_ced

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Carles Fernandez 2023-09-13 11:48:21 +02:00
parent fd57c34d5d
commit 7e5bc88632
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GPG Key ID: 4C583C52B0C3877D
4 changed files with 6 additions and 2 deletions
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1
src/algorithms/telemetry_decoder/adapters/galileo_e1b_telemetry_decoder.cc
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@ -33,6 +33,7 @@ GalileoE1BTelemetryDecoder::GalileoE1BTelemetryDecoder(
DLOG(INFO) << "role " << role;
tlm_parameters_.SetFromConfiguration(configuration, role);
tlm_parameters_.enable_reed_solomon = configuration->property(role + ".enable_reed_solomon", false);
tlm_parameters_.use_ced = configuration->property(role + ".use_reduced_ced", false);
// make telemetry decoder object
telemetry_decoder_ = galileo_make_telemetry_decoder_gs(satellite_, tlm_parameters_, 1); // unified galileo decoder set to INAV (frame_type=1)
DLOG(INFO) << "telemetry_decoder(" << telemetry_decoder_->unique_id() << ")";

5
src/algorithms/telemetry_decoder/gnuradio_blocks/galileo_telemetry_decoder_gs.cc
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@ -105,7 +105,8 @@ galileo_telemetry_decoder_gs::galileo_telemetry_decoder_gs(
d_enable_reed_solomon_inav(false),
d_valid_timetag(false),
d_E6_TOW_set(false),
d_there_are_e6_channels(conf.there_are_e6_channels)
d_there_are_e6_channels(conf.there_are_e6_channels),
d_use_ced(conf.use_ced)
{
// prevent telemetry symbols accumulation in output buffers
this->set_max_noutput_items(1);
@ -442,7 +443,7 @@ void galileo_telemetry_decoder_gs::decode_INAV_word(float *page_part_symbols, in
else
{
// If we still do not have ephemeris, check if we have a reduced CED
if ((d_band == '1') && !d_first_eph_sent && (d_inav_nav.have_new_reduced_ced() == true))
if ((d_band == '1') && d_use_ced && !d_first_eph_sent && (d_inav_nav.have_new_reduced_ced() == true))
{
const std::shared_ptr<Galileo_Ephemeris> tmp_obj = std::make_shared<Galileo_Ephemeris>(d_inav_nav.get_reduced_ced());
std::cout << "New Galileo E1 I/NAV reduced CED message received in channel " << d_channel << " from satellite " << d_satellite << '\n';

1
src/algorithms/telemetry_decoder/gnuradio_blocks/galileo_telemetry_decoder_gs.h
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@ -152,6 +152,7 @@ private:
bool d_valid_timetag;
bool d_E6_TOW_set;
bool d_there_are_e6_channels;
bool d_use_ced;
};

1
src/algorithms/telemetry_decoder/libs/tlm_conf.h
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@ -43,6 +43,7 @@ public:
bool dump_crc_stats{false}; // telemetry CRC statistics
bool enable_navdata_monitor{false};
bool there_are_e6_channels{false};
bool use_ced{false};
};