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Joining Galileo FNAV and FNAV telemetry decoders in a single GNURadio block

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This commit is contained in:
Javier Arribas
2018-08-27 18:05:19 +02:00
parent a7d28c20c1
commit 6d74370860
12 changed files with 828 additions and 1183 deletions
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9
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking.cc
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@@ -238,17 +238,18 @@ dll_pll_veml_tracking::dll_pll_veml_tracking(const Dll_Pll_Conf &conf_) : gr::bl
d_correlation_length_ms = 1;
d_code_samples_per_chip = 1;
d_code_length_chips = static_cast<uint32_t>(Galileo_E5a_CODE_LENGTH_CHIPS);
d_secondary = true;
if (trk_parameters.track_pilot)
{
d_secondary = true;
d_secondary_code_length = static_cast<uint32_t>(Galileo_E5a_Q_SECONDARY_CODE_LENGTH);
signal_pretty_name = signal_pretty_name + "Q";
interchange_iq = true;
}
else
{
d_secondary_code_length = static_cast<uint32_t>(Galileo_E5a_I_SECONDARY_CODE_LENGTH);
d_secondary_code_string = const_cast<std::string *>(&Galileo_E5a_I_SECONDARY_CODE);
//Do not acquire secondary code in data component. It is done in telemetry decoder
d_secondary = false;
signal_pretty_name = signal_pretty_name + "I";
interchange_iq = false;
}
@@ -497,7 +498,7 @@ void dll_pll_veml_tracking::start_tracking()
for (uint32_t i = 0; i < d_code_length_chips; i++)
{
d_tracking_code[i] = aux_code[i].imag();
d_data_code[i] = aux_code[i].real();
d_data_code[i] = aux_code[i].real(); //the same because it is generated the full signal (E5aI + E5aQ)
}
d_Prompt_Data[0] = gr_complex(0.0, 0.0);
correlator_data_cpu.set_local_code_and_taps(d_code_length_chips, d_data_code, d_prompt_data_shift);