[GNSS-SDR] ;######### GLOBAL OPTIONS ################## ;internal_fs_hz: Internal signal sampling frequency after the signal conditioning stage [Hz]. GNSS-SDR.internal_fs_hz=4000000 ;######### CONTROL_THREAD CONFIG ############ ControlThread.wait_for_flowgraph=false ;######### SIGNAL_SOURCE CONFIG ############ ;#implementation: Use File_Signal_Source or UHD_Signal_Source or GN3S_Signal_Source (experimental) SignalSource.implementation=File_Signal_Source ;#filename: path to file with the captured GNSS signal samples to be processed SignalSource.filename=/home/engunit/workspace/cap2/cp_cttc_1_galileo_4Msps.dat ;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version. SignalSource.item_type=gr_complex ;#sampling_frequency: Original Signal sampling frequency in [Hz] SignalSource.sampling_frequency=4000000 ;#freq: RF front-end center frequency in [Hz] SignalSource.freq=1575420000 ;#gain: Front-end Gain in [dB] SignalSource.gain=50 ;#subdevice: UHD subdevice specification (for USRP1 use A:0 or B:0) SignalSource.subdevice=B:0 ;#samples: Number of samples to be processed. Notice that 0 indicates the entire file. SignalSource.samples=0 ;#repeat: Repeat the processing file. Disable this option in this version SignalSource.repeat=false ;#dump: Dump the Signal source data to a file. Disable this option in this version SignalSource.dump=false SignalSource.dump_filename=../data/signal_source.dat ;#enable_throttle_control: Enabling this option tells the signal source to keep the delay between samples in post processing. ; it helps to not overload the CPU, but the processing time will be longer. SignalSource.enable_throttle_control=false ;######### SIGNAL_CONDITIONER CONFIG ############ ;## It holds blocks to change data type, filter and resample input data. ;#implementation: Pass_Through disables this block SignalConditioner.implementation=Pass_Through ;######### DATA_TYPE_ADAPTER CONFIG ############ ;## Changes the type of input data. Please disable it in this version. ;#implementation: Pass_Through disables this block DataTypeAdapter.implementation=Pass_Through ;######### INPUT_FILTER CONFIG ############ ;## Filter the input data. Can be combined with frequency translation for IF signals ;#implementation: Pass_Through disables this block ;InputFilter.implementation=Fir_Filter InputFilter.implementation=Pass_Through ;#dump: Dump the filtered data to a file. InputFilter.dump=false ;#dump_filename: Log path and filename. InputFilter.dump_filename=../data/input_filter.dat ;#The following options are used in the filter design of Fir_Filter implementation. ;#These options are based on parameters of gnuradio's function: gr_remez. ;#These function calculates the optimal (in the Chebyshev/minimax sense) FIR filter inpulse reponse given a set of band edges, the desired reponse on those bands, and the weight given to the error in those bands. ;#input_item_type: Type and resolution for input signal samples. Use only gr_complex in this version. InputFilter.input_item_type=gr_complex ;#outut_item_type: Type and resolution for output filtered signal samples. Use only gr_complex in this version. InputFilter.output_item_type=gr_complex ;#taps_item_type: Type and resolution for the taps of the filter. Use only float in this version. InputFilter.taps_item_type=float ;#number_of_taps: Number of taps in the filter. Increasing this parameter increases the processing time InputFilter.number_of_taps=5 ;#number_of _bands: Number of frequency bands in the filter. InputFilter.number_of_bands=2 ;#bands: frequency at the band edges [ b1 e1 b2 e2 b3 e3 ...]. ;#Frequency is in the range [0, 1], with 1 being the Nyquist frequency (Fs/2) ;#The number of band_begin and band_end elements must match the number of bands InputFilter.band1_begin=0.0 InputFilter.band1_end=0.45 InputFilter.band2_begin=0.55 InputFilter.band2_end=1.0 ;#ampl: desired amplitude at the band edges [ a(b1) a(e1) a(b2) a(e2) ...]. ;#The number of ampl_begin and ampl_end elements must match the number of bands InputFilter.ampl1_begin=1.0 InputFilter.ampl1_end=1.0 InputFilter.ampl2_begin=0.0 InputFilter.ampl2_end=0.0 ;#band_error: weighting applied to each band (usually 1). ;#The number of band_error elements must match the number of bands InputFilter.band1_error=1.0 InputFilter.band2_error=1.0 ;#filter_type: one of "bandpass", "hilbert" or "differentiator" InputFilter.filter_type=bandpass ;#grid_density: determines how accurately the filter will be constructed. ;The minimum value is 16; higher values are slower to compute the filter. InputFilter.grid_density=16 ;######### RESAMPLER CONFIG ############ ;## Resamples the input data. ;#implementation: Pass_Through disables this block Resampler.implementation=Pass_Through ;#dump: Dump the filtered data to a file. InputFilter.dump=false ;#dump_filename: Log path and filename. InputFilter.dump=../data/resampler.dat ;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version. Resampler.item_type=gr_complex ;#sample_freq_in: the sample frequency of the input signal Resampler.sample_freq_in=4000000 ;#sample_freq_out: the desired sample frequency of the output signal Resampler.sample_freq_out=4000000 ;######### CHANNELS GLOBAL CONFIG ############ ;#count: Number of available satellite channels. Channels.count=1 Channels.in_acquisition=1 ;######### CHANNEL 0 CONFIG ############ Channel0.system=Galileo Channel0.signal=1B Channel0.satellite=12 Channel0.repeat_satellite=true ;######### CHANNEL 1 CONFIG ############ Channel1.system=Galileo Channel1.signal=1B Channel1.satellite=11 Channel1.repeat_satellite=true ;######### ACQUISITION GLOBAL CONFIG ############ ;#dump: Enable or disable the acquisition internal data file logging [true] or [false] Acquisition.dump=false ;#filename: Log path and filename Acquisition.dump_filename=./acq_dump.dat ;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version. Acquisition.item_type=gr_complex ;#if: Signal intermediate frequency in [Hz] Acquisition.if=0 ;#sampled_ms: Signal block duration for the acquisition signal detection [ms] Acquisition.sampled_ms=4 ;######### ACQUISITION CHANNELS CONFIG ###### ;######### ACQUISITION CH 0 CONFIG ############ ;#implementation: Acquisition algorithm selection for this channel: [GPS_L1_CA_PCPS_Acquisition] or [Galileo_E1_PCPS_Ambiguous_Acquisition] Acquisition0.implementation=Galileo_E1_PCPS_Ambiguous_Acquisition ;#threshold: Acquisition threshold Acquisition0.threshold=50 ;#doppler_max: Maximum expected Doppler shift [Hz] Acquisition0.doppler_max=10000 ;#doppler_max: Doppler step in the grid search [Hz] Acquisition0.doppler_step=125 ;#cboc: Only for [Galileo_E1_PCPS_Ambiguous_Acquisition]. This option allows you to choose between acquiring with CBOC signal [true] or sinboc(1,1) signal [false] Acquisition0.cboc=true ;######### ACQUISITION CH 1 CONFIG ############ Acquisition1.implementation=Galileo_E1_PCPS_Ambiguous_Acquisition Acquisition1.threshold=50 Acquisition1.doppler_max=10000 Acquisition1.doppler_step=125 Acquisition1.cboc=true ;######### TRACKING GLOBAL CONFIG ############ ;#implementation: Selected tracking algorithm: [GPS_L1_CA_DLL_PLL_Tracking] or [GPS_L1_CA_DLL_FLL_PLL_Tracking] or [GPS_L1_CA_TCP_CONNECTOR_Tracking] or [Galileo_E1_DLL_PLL_VEML_Tracking] or [Galileo_E1_TCP_CONNECTOR_Tracking] Tracking.implementation=Galileo_E1_TCP_CONNECTOR_Tracking ;#item_type: Type and resolution for each of the signal samples. Use only [gr_complex] in this version. Tracking.item_type=gr_complex ;#sampling_frequency: Signal Intermediate Frequency in [Hz] Tracking.if=0 ;#dump: Enable or disable the Tracking internal binary data file logging [true] or [false] Tracking.dump=false ;#dump_filename: Log path and filename. Notice that the tracking channel will add "x.dat" where x is the channel number. Tracking.dump_filename=../data/veml_tracking_ch_ ;#pll_bw_hz: PLL loop filter bandwidth [Hz] Tracking.pll_bw_hz=30.0; ;#dll_bw_hz: DLL loop filter bandwidth [Hz] Tracking.dll_bw_hz=2.0; ;#fll_bw_hz: FLL loop filter bandwidth [Hz] Tracking.fll_bw_hz=10.0; ;#order: PLL/DLL loop filter order [2] or [3] Tracking.order=3; ;#early_late_space_chips: correlator early-late space [chips]. Use [0.5] for GPS and [0.15] for Galileo Tracking.early_late_space_chips=0.15; ;#very_early_late_space_chips: only for [Galileo_E1_DLL_PLL_VEML_Tracking], correlator very early-late space [chips]. Use [0.6] Tracking.very_early_late_space_chips=0.6; ;#port_ch0: local TCP port for channel 0 Tracking.port_ch0=2070; ;######### TELEMETRY DECODER CONFIG ############ ;#implementation: Use [GPS_L1_CA_Telemetry_Decoder] for GPS L1 C/A. TelemetryDecoder.implementation=GPS_L1_CA_Telemetry_Decoder TelemetryDecoder.dump=false ;######### OBSERVABLES CONFIG ############ ;#implementation: Use [GPS_L1_CA_Observables] for GPS L1 C/A. Observables.implementation=GPS_L1_CA_Observables ;#dump: Enable or disable the Observables internal binary data file logging [true] or [false] Observables.dump=false ;#dump_filename: Log path and filename. Observables.dump_filename=./observables.dat ;######### PVT CONFIG ############ ;#implementation: Position Velocity and Time (PVT) implementation algorithm: Use [GPS_L1_CA_PVT] in this version. PVT.implementation=GPS_L1_CA_PVT ;#averaging_depth: Number of PVT observations in the moving average algorithm PVT.averaging_depth=100 ;#flag_average: Enables the PVT averaging between output intervals (arithmetic mean) [true] or [false] PVT.flag_averaging=true ;#output_rate_ms: Period between two PVT outputs. Notice that the minimum period is equal to the tracking integration time (for GPS CA L1 is 1ms) [ms] PVT.output_rate_ms=100; ;#display_rate_ms: Position console print (std::out) interval [ms]. Notice that output_rate_ms<=display_rate_ms. PVT.display_rate_ms=500; ;#dump: Enable or disable the PVT internal binary data file logging [true] or [false] PVT.dump=false ;#dump_filename: Log path and filename without extension. Notice that PVT will add ".dat" to the binary dump and ".kml" to GoogleEarth dump. PVT.dump_filename=./PVT ;######### OUTPUT_FILTER CONFIG ############ ;# Receiver output filter: Leave this block disabled in this version OutputFilter.implementation=Null_Sink_Output_Filter OutputFilter.filename=data/gnss-sdr.dat OutputFilter.item_type=gr_complex