mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2025-10-31 15:23:04 +00:00
Patch submitted by Daniel Fehr: Enabling EGNOS tracking and minor bugfixes
git-svn-id: https://svn.code.sf.net/p/gnss-sdr/code/trunk@392 64b25241-fba3-4117-9849-534c7e92360d
This commit is contained in:
Carles Fernandez
466
conf/gnss-sdr_sbas.conf
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466
conf/gnss-sdr_sbas.conf
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; configuration file for SBAS
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; invoke it by doing
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; gnss-sdr --config_file=../conf/gnss-sdr_sbas.conf
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;
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[GNSS-SDR]
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;######### GLOBAL OPTIONS ##################
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;#internal_fs_hz: Internal signal sampling frequency after the signal conditioning stage [Hz].
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GNSS-SDR.internal_fs_hz=4000000
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;######### CONTROL_THREAD CONFIG ############
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ControlThread.wait_for_flowgraph=false
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;######### SIGNAL_SOURCE CONFIG ############
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;#implementation: Use [File_Signal_Source] or [UHD_Signal_Source] or [GN3S_Signal_Source] or [Rtlsdr_Signal_Source]
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SignalSource.implementation=File_Signal_Source
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;#filename: path to file with the captured GNSS signal samples to be processed
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SignalSource.filename=/Users/fehrdan/GNSS/dev/data/2013_04_04_GNSS_SIGNAL_at_CTTC_SPAIN/2013_04_04_GNSS_SIGNAL_at_CTTC_SPAIN.dat
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;#item_type: Type and resolution for each of the signal samples.
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;#Use gr_complex for 32 bits float I/Q or short for I/Q interleaved short integer.
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;#If short is selected you should have to instantiate the Ishort_To_Complex data_type_adapter.
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SignalSource.item_type=short
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;#sampling_frequency: Original Signal sampling frequency in [Hz]
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SignalSource.sampling_frequency=4000000
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;#freq: RF front-end center frequency in [Hz]
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SignalSource.freq=1575420000
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;#gain: Front-end Gain in [dB]
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SignalSource.gain=60
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;#AGC_enabled: RTLSDR AGC enabled [true or false]
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SignalSource.AGC_enabled=true
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;#subdevice: UHD subdevice specification (for USRP1 use A:0 or B:0)
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SignalSource.subdevice=B:0
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;#samples: Number of samples to be processed. Notice that 0 indicates the entire file.
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SignalSource.samples=0
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;#repeat: Repeat the processing file. Disable this option in this version
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SignalSource.repeat=false
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;#dump: Dump the Signal source data to a file. Disable this option in this version
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SignalSource.dump=false
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SignalSource.dump_filename=../data/signal_source.dat
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;#enable_throttle_control: Enabling this option tells the signal source to keep the delay between samples in post processing.
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; it helps to not overload the CPU, but the processing time will be longer.
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SignalSource.enable_throttle_control=false
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;######### SIGNAL_CONDITIONER CONFIG ############
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;## It holds blocks to change data type, filter and resample input data.
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;#implementation: Use [Pass_Through] or [Signal_Conditioner]
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;#[Pass_Through] disables this block and the [DataTypeAdapter], [InputFilter] and [Resampler] blocks
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;#[Signal_Conditioner] enables this block. Then you have to configure [DataTypeAdapter], [InputFilter] and [Resampler] blocks
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SignalConditioner.implementation=Signal_Conditioner
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;######### DATA_TYPE_ADAPTER CONFIG ############
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;## Changes the type of input data. Please disable it in this version.
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;#implementation: Use [Ishort_To_Complex] or [Pass_Through]
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DataTypeAdapter.implementation=Ishort_To_Complex
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;#dump: Dump the filtered data to a file.
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DataTypeAdapter.dump=false
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;#dump_filename: Log path and filename.
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DataTypeAdapter.dump_filename=../data/data_type_adapter.dat
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;######### INPUT_FILTER CONFIG ############
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;## Filter the input data. Can be combined with frequency translation for IF signals
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;#implementation: Use [Pass_Through] or [Fir_Filter] or [Freq_Xlating_Fir_Filter]
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;#[Pass_Through] disables this block
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;#[Fir_Filter] enables a FIR Filter
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;#[Freq_Xlating_Fir_Filter] enables FIR filter and a composite frequency translation that shifts IF down to zero Hz.
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;InputFilter.implementation=Fir_Filter
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;InputFilter.implementation=Freq_Xlating_Fir_Filter
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InputFilter.implementation=Pass_Through
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;#dump: Dump the filtered data to a file.
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InputFilter.dump=false
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;#dump_filename: Log path and filename.
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InputFilter.dump_filename=../data/input_filter.dat
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;#The following options are used in the filter design of Fir_Filter and Freq_Xlating_Fir_Filter implementation.
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;#These options are based on parameters of gnuradio's function: gr_remez.
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;#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.
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;#input_item_type: Type and resolution for input signal samples. Use only gr_complex in this version.
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InputFilter.input_item_type=gr_complex
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;#outut_item_type: Type and resolution for output filtered signal samples. Use only gr_complex in this version.
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InputFilter.output_item_type=gr_complex
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;#taps_item_type: Type and resolution for the taps of the filter. Use only float in this version.
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InputFilter.taps_item_type=float
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;#number_of_taps: Number of taps in the filter. Increasing this parameter increases the processing time
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InputFilter.number_of_taps=5
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;#number_of _bands: Number of frequency bands in the filter.
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InputFilter.number_of_bands=2
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;#bands: frequency at the band edges [ b1 e1 b2 e2 b3 e3 ...].
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;#Frequency is in the range [0, 1], with 1 being the Nyquist frequency (Fs/2)
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;#The number of band_begin and band_end elements must match the number of bands
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InputFilter.band1_begin=0.0
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;InputFilter.band1_end=0.8
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InputFilter.band1_end=0.85
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InputFilter.band2_begin=0.90
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InputFilter.band2_end=1.0
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;#ampl: desired amplitude at the band edges [ a(b1) a(e1) a(b2) a(e2) ...].
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;#The number of ampl_begin and ampl_end elements must match the number of bands
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InputFilter.ampl1_begin=1.0
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InputFilter.ampl1_end=1.0
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InputFilter.ampl2_begin=0.0
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InputFilter.ampl2_end=0.0
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;#band_error: weighting applied to each band (usually 1).
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;#The number of band_error elements must match the number of bands
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InputFilter.band1_error=1.0
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InputFilter.band2_error=1.0
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;#filter_type: one of "bandpass", "hilbert" or "differentiator"
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InputFilter.filter_type=bandpass
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;#grid_density: determines how accurately the filter will be constructed.
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;The minimum value is 16; higher values are slower to compute the filter.
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InputFilter.grid_density=16
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;#The following options are used only in Freq_Xlating_Fir_Filter implementation.
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;#InputFilter.IF is the intermediate frequency (in Hz) shifted down to zero Hz
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InputFilter.sampling_frequency=4000000
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InputFilter.IF=0
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;######### RESAMPLER CONFIG ############
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;## Resamples the input data.
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;#implementation: Use [Pass_Through] or [Direct_Resampler]
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;#[Pass_Through] disables this block
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;#[Direct_Resampler] enables a resampler that implements a nearest neigbourhood interpolation
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;Resampler.implementation=Direct_Resampler
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Resampler.implementation=Pass_Through
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;#dump: Dump the resamplered data to a file.
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Resampler.dump=false
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;#dump_filename: Log path and filename.
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Resampler.dump_filename=../data/resampler.dat
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;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version.
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Resampler.item_type=gr_complex
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;#sample_freq_in: the sample frequency of the input signal
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Resampler.sample_freq_in=4000000
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;#sample_freq_out: the desired sample frequency of the output signal
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Resampler.sample_freq_out=4000000
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;######### CHANNELS GLOBAL CONFIG ############
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;#count: Number of available satellite channels.
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Channels.count=3
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;#in_acquisition: Number of channels simultaneously acquiring
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Channels.in_acquisition=3
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;#system: GPS, GLONASS, Galileo, SBAS or Compass
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;#if the option is disabled by default is assigned GPS
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Channel.system=GPS
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;#signal:
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;# "1C" GPS L1 C/A
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;# "1P" GPS L1 P
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;# "1W" GPS L1 Z-tracking and similar (AS on)
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;# "1Y" GPS L1 Y
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;# "1M" GPS L1 M
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;# "1N" GPS L1 codeless
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;# "2C" GPS L2 C/A
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;# "2D" GPS L2 L1(C/A)+(P2-P1) semi-codeless
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;# "2S" GPS L2 L2C (M)
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;# "2L" GPS L2 L2C (L)
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;# "2X" GPS L2 L2C (M+L)
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;# "2P" GPS L2 P
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;# "2W" GPS L2 Z-tracking and similar (AS on)
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;# "2Y" GPS L2 Y
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;# "2M" GPS GPS L2 M
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;# "2N" GPS L2 codeless
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;# "5I" GPS L5 I
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;# "5Q" GPS L5 Q
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;# "5X" GPS L5 I+Q
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;# "1C" GLONASS G1 C/A
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;# "1P" GLONASS G1 P
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;# "2C" GLONASS G2 C/A (Glonass M)
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;# "2P" GLONASS G2 P
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;# "1A" GALILEO E1 A (PRS)
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;# "1B" GALILEO E1 B (I/NAV OS/CS/SoL)
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;# "1C" GALILEO E1 C (no data)
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;# "1X" GALILEO E1 B+C
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;# "1Z" GALILEO E1 A+B+C
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;# "5I" GALILEO E5a I (F/NAV OS)
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;# "5Q" GALILEO E5a Q (no data)
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;# "5X" GALILEO E5a I+Q
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;# "7I" GALILEO E5b I
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;# "7Q" GALILEO E5b Q
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;# "7X" GALILEO E5b I+Q
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;# "8I" GALILEO E5 I
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;# "8Q" GALILEO E5 Q
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;# "8X" GALILEO E5 I+Q
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;# "6A" GALILEO E6 A
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;# "6B" GALILEO E6 B
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;# "6C" GALILEO E6 C
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;# "6X" GALILEO E6 B+C
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;# "6Z" GALILEO E6 A+B+C
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;# "1C" SBAS L1 C/A
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;# "5I" SBAS L5 I
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;# "5Q" SBAS L5 Q
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;# "5X" SBAS L5 I+Q
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;# "2I" COMPASS E2 I
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;# "2Q" COMPASS E2 Q
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;# "2X" COMPASS E2 IQ
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;# "7I" COMPASS E5b I
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;# "7Q" COMPASS E5b Q
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;# "7X" COMPASS E5b IQ
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;# "6I" COMPASS E6 I
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;# "6Q" COMPASS E6 Q
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;# "6X" COMPASS E6 IQ
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;#if the option is disabled by default is assigned "1C" GPS L1 C/A
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Channel.signal=1C
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;######### SPECIFIC CHANNELS CONFIG ######
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;#The following options are specific to each channel and overwrite the generic options
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;######### CHANNEL 0 CONFIG ############
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Channel0.system=SBAS
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Channel0.signal=1C
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Channel0.satellite=124 ;#satellite: Satellite PRN ID for this channel. Disable this option to random search
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Channel0.repeat_satellite=true
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;######### CHANNEL 1 CONFIG ############
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Channel1.system=SBAS
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Channel1.signal=1C
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Channel1.satellite=120
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Channel1.repeat_satellite=true
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;######### CHANNEL 2 CONFIG ############
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Channel2.system=SBAS
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Channel2.signal=1C
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Channel2.satellite=126
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Channel2.repeat_satellite=true
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;######### CHANNEL 3 CONFIG ############
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Channel3.system=GPS
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Channel3.signal=1C
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Channel3.satellite=21
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Channel3.repeat_satellite=false
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;######### CHANNEL 4 CONFIG ############
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Channel4.system=GPS
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Channel4.signal=1C
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Channel4.satellite=3
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Channel4.repeat_satellite=false
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||||||
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;######### CHANNEL 5 CONFIG ############
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Channel5.system=GPS
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Channel5.signal=1C
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;Channel5.satellite=21
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;Channel5.repeat_satellite=false
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;######### ACQUISITION GLOBAL CONFIG ############
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||||||
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;#dump: Enable or disable the acquisition internal data file logging [true] or [false]
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Acquisition.dump=false
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;#filename: Log path and filename
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Acquisition.dump_filename=../data/acq_dump.dat
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;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version.
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Acquisition.item_type=gr_complex
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;#if: Signal intermediate frequency in [Hz]
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Acquisition.if=0
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;#sampled_ms: Signal block duration for the acquisition signal detection [ms]
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Acquisition.sampled_ms=1
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;#implementation: Acquisition algorithm selection for this channel: [GPS_L1_CA_PCPS_Acquisition] or [Galileo_E1_PCPS_Ambiguous_Acquisition]
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Acquisition.implementation=GPS_L1_CA_PCPS_Acquisition
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;#threshold: Acquisition threshold
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Acquisition.threshold=0.005
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;#pfa: Acquisition false alarm probability. This option overrides the threshold option. Only use with implementations: [GPS_L1_CA_PCPS_Acquisition] or [Galileo_E1_PCPS_Ambiguous_Acquisition]
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Acquisition.pfa=0.0001
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;#doppler_max: Maximum expected Doppler shift [Hz]
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||||||
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Acquisition.doppler_max=10000
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;#doppler_max: Doppler step in the grid search [Hz]
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||||||
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Acquisition.doppler_step=500
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||||||
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||||||
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||||||
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;######### ACQUISITION CHANNELS CONFIG ######
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||||||
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;#The following options are specific to each channel and overwrite the generic options
|
||||||
|
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||||||
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||||||
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;######### ACQUISITION CH 0 CONFIG ############
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||||||
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;#implementation: Acquisition algorithm selection for this channel: [GPS_L1_CA_PCPS_Acquisition]
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||||||
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Acquisition0.implementation=GPS_L1_CA_PCPS_Acquisition
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||||||
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Acquisition0.threshold=0.005
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||||||
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Acquisition0.pfa=0.00001
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Acquisition0.doppler_max=10000
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Acquisition0.doppler_step=250
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;#repeat_satellite: Use only jointly with the satellte PRN ID option.
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Acquisition0.repeat_satellite=false
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;######### ACQUISITION CH 1 CONFIG ############
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||||||
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Acquisition1.implementation=GPS_L1_CA_PCPS_Acquisition
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Acquisition1.threshold=0.005
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||||||
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Acquisition1.pfa=0.00001
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||||||
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Acquisition1.doppler_max=10000
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||||||
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Acquisition1.doppler_step=250
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||||||
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Acquisition1.repeat_satellite=true
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||||||
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||||||
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;######### ACQUISITION CH 2 CONFIG ############
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||||||
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Acquisition2.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
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Acquisition2.threshold=0.005
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||||||
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Acquisition2.pfa=0.00001
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||||||
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Acquisition2.doppler_max=10000
|
||||||
|
Acquisition2.doppler_step=250
|
||||||
|
Acquisition2.repeat_satellite=true
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 3 CONFIG ############
|
||||||
|
Acquisition3.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition3.threshold=0.005
|
||||||
|
Acquisition3.pfa=0.001
|
||||||
|
Acquisition3.doppler_max=10000
|
||||||
|
Acquisition3.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 4 CONFIG ############
|
||||||
|
Acquisition4.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition4.threshold=0.005
|
||||||
|
Acquisition4.pfa=0.001
|
||||||
|
Acquisition4.doppler_max=10000
|
||||||
|
Acquisition4.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 5 CONFIG ############
|
||||||
|
Acquisition5.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition5.threshold=60
|
||||||
|
Acquisition5.doppler_max=10000
|
||||||
|
Acquisition5.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 6 CONFIG ############
|
||||||
|
Acquisition6.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition6.threshold=0.005
|
||||||
|
Acquisition6.pfa=0.001
|
||||||
|
Acquisition6.doppler_max=10000
|
||||||
|
Acquisition6.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 7 CONFIG ############
|
||||||
|
Acquisition7.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition7.threshold=0.005
|
||||||
|
Acquisition7.pfa=0.001
|
||||||
|
Acquisition7.doppler_max=10000
|
||||||
|
Acquisition7.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
;######### ACQUISITION CH 8 CONFIG ############
|
||||||
|
Acquisition8.implementation=GPS_L1_CA_PCPS_Acquisition
|
||||||
|
Acquisition8.threshold=0.005
|
||||||
|
Acquisition8.pfa=0.001
|
||||||
|
Acquisition8.doppler_max=10000
|
||||||
|
Acquisition8.doppler_step=250
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
;######### TRACKING GLOBAL CONFIG ############
|
||||||
|
|
||||||
|
;#implementation: Selected tracking algorithm: [GPS_L1_CA_DLL_PLL_Tracking] or [GPS_L1_CA_DLL_FLL_PLL_Tracking]
|
||||||
|
Tracking.implementation=GPS_L1_CA_DLL_PLL_Optim_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=true
|
||||||
|
|
||||||
|
;#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/tracking/tracking_ch_
|
||||||
|
|
||||||
|
;#pll_bw_hz: PLL loop filter bandwidth [Hz]
|
||||||
|
Tracking.pll_bw_hz=25.0;
|
||||||
|
|
||||||
|
;#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=5.0;
|
||||||
|
|
||||||
|
;#order: PLL/DLL loop filter order [2] or [3]
|
||||||
|
Tracking.order=3;
|
||||||
|
|
||||||
|
;#early_late_space_chips: correlator early-late space [chips]. Use [0.5]
|
||||||
|
Tracking.early_late_space_chips=0.5;
|
||||||
|
|
||||||
|
;######### 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=10
|
||||||
|
|
||||||
|
;#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
|
||||||
@@ -179,7 +179,9 @@ gr::basic_block_sptr Channel::get_right_block()
|
|||||||
void Channel::set_signal(Gnss_Signal gnss_signal)
|
void Channel::set_signal(Gnss_Signal gnss_signal)
|
||||||
{
|
{
|
||||||
gnss_signal_ = gnss_signal;
|
gnss_signal_ = gnss_signal;
|
||||||
gnss_signal_.get_signal().copy(gnss_synchro_.Signal,2,0);
|
const char * str = gnss_signal_.get_signal().c_str(); // get a C style null terminated string
|
||||||
|
std::memcpy((void*)gnss_synchro_.Signal, str,3); // copy string into synchro char array: 2 char + null
|
||||||
|
gnss_synchro_.Signal[2] = 0; // make sure that string length is only two characters
|
||||||
gnss_synchro_.PRN = gnss_signal_.get_satellite().get_PRN();
|
gnss_synchro_.PRN = gnss_signal_.get_satellite().get_PRN();
|
||||||
gnss_synchro_.System = gnss_signal_.get_satellite().get_system_short().c_str()[0];
|
gnss_synchro_.System = gnss_signal_.get_satellite().get_system_short().c_str()[0];
|
||||||
acq_->init();
|
acq_->init();
|
||||||
|
|||||||
@@ -43,15 +43,26 @@ void gps_l1_ca_code_gen_complex(std::complex<float>* _dest, signed int _prn, uns
|
|||||||
unsigned int feedback1, feedback2;
|
unsigned int feedback1, feedback2;
|
||||||
unsigned int lcv, lcv2;
|
unsigned int lcv, lcv2;
|
||||||
unsigned int delay;
|
unsigned int delay;
|
||||||
signed int prn = _prn-1; //Move the PRN code to fit an array indices
|
signed int prn_idx;
|
||||||
|
|
||||||
/* G2 Delays as defined in GPS-ISD-200D */
|
/* G2 Delays as defined in GPS-ISD-200D */
|
||||||
signed int delays[51] = {5, 6, 7, 8, 17, 18, 139, 140, 141, 251, 252, 254 ,255, 256, 257, 258, 469, 470, 471, 472,
|
signed int delays[51] = {5 /*PRN1*/, 6, 7, 8, 17, 18, 139, 140, 141, 251, 252, 254 ,255, 256, 257, 258, 469, 470, 471, 472,
|
||||||
473, 474, 509, 512, 513, 514, 515, 516, 859, 860, 861, 862, 145, 175, 52, 21, 237, 235, 886, 657, 634, 762,
|
473, 474, 509, 512, 513, 514, 515, 516, 859, 860, 861, 862 /*PRN32*/,
|
||||||
355, 1012, 176, 603, 130, 359, 595, 68, 386};
|
145 /*PRN120*/, 175, 52, 21, 237, 235, 886, 657, 634, 762,
|
||||||
|
355, 1012, 176, 603, 130, 359, 595, 68, 386 /*PRN138*/};
|
||||||
|
|
||||||
|
// compute delay array index for given PRN number
|
||||||
|
if(120 <= _prn && _prn <= 138)
|
||||||
|
{
|
||||||
|
prn_idx = _prn - 88; // SBAS PRNs are at array indices 31 to 50 (offset: -120+33-1 =-88)
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
prn_idx = _prn-1;
|
||||||
|
}
|
||||||
|
|
||||||
/* A simple error check */
|
/* A simple error check */
|
||||||
if((prn < 0) || (prn > 51))
|
if((prn_idx < 0) || (prn_idx > 51))
|
||||||
return;
|
return;
|
||||||
|
|
||||||
for(lcv = 0; lcv < 10; lcv++)
|
for(lcv = 0; lcv < 10; lcv++)
|
||||||
@@ -80,7 +91,7 @@ void gps_l1_ca_code_gen_complex(std::complex<float>* _dest, signed int _prn, uns
|
|||||||
}
|
}
|
||||||
|
|
||||||
/* Set the delay */
|
/* Set the delay */
|
||||||
delay = 1023 - delays[prn];
|
delay = 1023 - delays[prn_idx];
|
||||||
delay += _chip_shift;
|
delay += _chip_shift;
|
||||||
delay %= 1023;
|
delay %= 1023;
|
||||||
/* Generate PRN from G1 and G2 Registers */
|
/* Generate PRN from G1 and G2 Registers */
|
||||||
|
|||||||
@@ -351,6 +351,10 @@ Gps_L1_Ca_Dll_Pll_Optim_Tracking_cc::~Gps_L1_Ca_Dll_Pll_Optim_Tracking_cc()
|
|||||||
int Gps_L1_Ca_Dll_Pll_Optim_Tracking_cc::general_work (int noutput_items, gr_vector_int &ninput_items,
|
int Gps_L1_Ca_Dll_Pll_Optim_Tracking_cc::general_work (int noutput_items, gr_vector_int &ninput_items,
|
||||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||||
{
|
{
|
||||||
|
// stream to collect cout calls to improve thread safety
|
||||||
|
std::stringstream tmp_str_stream;
|
||||||
|
|
||||||
|
|
||||||
float carr_error_hz;
|
float carr_error_hz;
|
||||||
float carr_error_filt_hz;
|
float carr_error_filt_hz;
|
||||||
float code_error_chips;
|
float code_error_chips;
|
||||||
@@ -501,29 +505,24 @@ int Gps_L1_Ca_Dll_Pll_Optim_Tracking_cc::general_work (int noutput_items, gr_vec
|
|||||||
/*!
|
/*!
|
||||||
* \todo The stop timer has to be moved to the signal source!
|
* \todo The stop timer has to be moved to the signal source!
|
||||||
*/
|
*/
|
||||||
// debug: Second counter in channel 0
|
if (floor(d_sample_counter / d_fs_in) != d_last_seg)
|
||||||
if (d_channel == 0)
|
{
|
||||||
{
|
d_last_seg = floor(d_sample_counter / d_fs_in);
|
||||||
if (floor(d_sample_counter / d_fs_in) != d_last_seg)
|
|
||||||
{
|
if (d_channel == 0)
|
||||||
d_last_seg = floor(d_sample_counter / d_fs_in);
|
{
|
||||||
std::cout << "Current input signal time = " << d_last_seg << " [s]" << std::endl;
|
// debug: Second counter in channel 0
|
||||||
std::cout << "Tracking CH " << d_channel << ": Satellite " << Gnss_Satellite(systemName[sys], d_acquisition_gnss_synchro->PRN)
|
tmp_str_stream << "Current input signal time = " << d_last_seg << " [s]" << std::endl << std::flush;
|
||||||
<< ", Doppler=" << d_carrier_doppler_hz<<" [Hz] CN0 = " << d_CN0_SNV_dB_Hz << " [dB-Hz]" << std::endl;
|
std::cout << tmp_str_stream.rdbuf() << std::flush;
|
||||||
//std::cout<<"TRK CH "<<d_channel<<" Carrier_lock_test="<<d_carrier_lock_test<< std::endl;
|
}
|
||||||
//if (d_last_seg==5) d_carrier_lock_fail_counter=500; //DEBUG: force unlock!
|
|
||||||
}
|
tmp_str_stream << "Tracking CH " << d_channel << ": Satellite " << Gnss_Satellite(systemName[sys], d_acquisition_gnss_synchro->PRN)
|
||||||
}
|
<< ", Doppler="<<d_carrier_doppler_hz<<" [Hz] CN0 = " << d_CN0_SNV_dB_Hz << " [dB-Hz]" << std::endl;
|
||||||
else
|
std::cout << tmp_str_stream.rdbuf() << std::flush;
|
||||||
{
|
|
||||||
if (floor(d_sample_counter / d_fs_in) != d_last_seg)
|
//std::cout<<"TRK CH "<<d_channel<<" Carrier_lock_test="<<d_carrier_lock_test<< std::endl;
|
||||||
{
|
//if (d_channel == 0 || d_last_seg==5) d_carrier_lock_fail_counter=500; //DEBUG: force unlock!
|
||||||
d_last_seg = floor(d_sample_counter / d_fs_in);
|
}
|
||||||
std::cout << "Tracking CH " << d_channel << ": Satellite " << Gnss_Satellite(systemName[sys], d_acquisition_gnss_synchro->PRN)
|
|
||||||
<< ", Doppler=" << d_carrier_doppler_hz<<" [Hz] CN0 = " << d_CN0_SNV_dB_Hz << " [dB-Hz]" << std::endl;
|
|
||||||
//std::cout<<"TRK CH "<<d_channel<<" Carrier_lock_test="<<d_carrier_lock_test<< std::endl;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
|
|||||||
@@ -525,18 +525,16 @@ void GNSSFlowgraph::init()
|
|||||||
void GNSSFlowgraph::set_signals_list()
|
void GNSSFlowgraph::set_signals_list()
|
||||||
{
|
{
|
||||||
/*
|
/*
|
||||||
* Sets a sequential list of satellites (1, 2, ...32)
|
* Sets a sequential list of GNSS satellites
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
std::set<unsigned int>::iterator available_gnss_prn_iter;
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* \TODO Describe GNSS satellites more nicely, with RINEX notation
|
* \TODO Describe GNSS satellites more nicely, with RINEX notation
|
||||||
* See http://igscb.jpl.nasa.gov/igscb/data/format/rinex301.pdf (page 5)
|
* See http://igscb.jpl.nasa.gov/igscb/data/format/rinex301.pdf (page 5)
|
||||||
*/
|
*/
|
||||||
std::set<unsigned int> available_gps_prn = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
||||||
11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28,
|
|
||||||
29, 30, 31, 32 };
|
|
||||||
|
|
||||||
std::set<unsigned int>::iterator available_gnss_prn_iter;
|
|
||||||
|
|
||||||
|
|
||||||
/*
|
/*
|
||||||
@@ -547,6 +545,9 @@ void GNSSFlowgraph::set_signals_list()
|
|||||||
/*
|
/*
|
||||||
* Loop to create GPS L1 C/A signals
|
* Loop to create GPS L1 C/A signals
|
||||||
*/
|
*/
|
||||||
|
std::set<unsigned int> available_gps_prn = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
||||||
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28,
|
||||||
|
29, 30, 31, 32 };
|
||||||
|
|
||||||
for (available_gnss_prn_iter = available_gps_prn.begin(); available_gnss_prn_iter
|
for (available_gnss_prn_iter = available_gps_prn.begin(); available_gnss_prn_iter
|
||||||
!= available_gps_prn.end(); available_gnss_prn_iter++)
|
!= available_gps_prn.end(); available_gnss_prn_iter++)
|
||||||
@@ -555,13 +556,25 @@ void GNSSFlowgraph::set_signals_list()
|
|||||||
*available_gnss_prn_iter), std::string("1C")));
|
*available_gnss_prn_iter), std::string("1C")));
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Loop to create SBAS L1 C/A signals
|
||||||
|
*/
|
||||||
|
std::set<unsigned int> available_sbas_prn = { 120, 124, 126};
|
||||||
|
|
||||||
|
for (available_gnss_prn_iter = available_sbas_prn.begin(); available_gnss_prn_iter
|
||||||
|
!= available_sbas_prn.end(); available_gnss_prn_iter++)
|
||||||
|
{
|
||||||
|
available_GNSS_signals_.push_back(Gnss_Signal(Gnss_Satellite(std::string("SBAS"),
|
||||||
|
*available_gnss_prn_iter), std::string("1C")));
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Loop to create the list of Galileo E1 B signals
|
* Loop to create the list of Galileo E1 B signals
|
||||||
*/
|
*/
|
||||||
|
|
||||||
std::set<unsigned int> available_galileo_prn = { 11, 12, 19, 20 };
|
std::set<unsigned int> available_galileo_prn = { 11, 12, 19, 20 };
|
||||||
|
|
||||||
|
|
||||||
for (available_gnss_prn_iter = available_galileo_prn.begin(); available_gnss_prn_iter
|
for (available_gnss_prn_iter = available_galileo_prn.begin(); available_gnss_prn_iter
|
||||||
!= available_galileo_prn.end(); available_gnss_prn_iter++)
|
!= available_galileo_prn.end(); available_gnss_prn_iter++)
|
||||||
{
|
{
|
||||||
@@ -569,6 +582,7 @@ void GNSSFlowgraph::set_signals_list()
|
|||||||
*available_gnss_prn_iter), std::string("1B")));
|
*available_gnss_prn_iter), std::string("1B")));
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Ordering the list of signals from configuration file
|
* Ordering the list of signals from configuration file
|
||||||
*/
|
*/
|
||||||
|
|||||||
Reference in New Issue
Block a user