gnss-sdr/conf/gnss-sdr_GPS_L1_nsr_kf.conf

; This is a GNSS-SDR configuration file
; The configuration API is described at https://gnss-sdr.org/docs/sp-blocks/
; SPDX-License-Identifier: GPL-3.0-or-later
; SPDX-FileCopyrightText: (C) 2010-2020  (see AUTHORS file for a list of contributors)

[GNSS-SDR]

;######### GLOBAL OPTIONS ##################
;internal_fs_sps: Internal signal sampling frequency after the signal conditioning stage [samples per second].
;GNSS-SDR.internal_fs_sps=6826700
GNSS-SDR.internal_fs_sps=2560000
;GNSS-SDR.internal_fs_sps=4096000
;GNSS-SDR.internal_fs_sps=5120000

;######### SIGNAL_SOURCE CONFIG ############
;#implementation: Use [File_Signal_Source] [Nsr_File_Signal_Source] or [UHD_Signal_Source]
SignalSource.implementation=Nsr_File_Signal_Source

;#filename: path to file with the captured GNSS signal samples to be processed
SignalSource.filename=/home/javier/signals/ifen/E1L1_FE0_Band0.stream       ; <- PUT YOUR FILE HERE

;#item_type: Type and resolution for each of the signal samples. Use only gr_complex in this version.
SignalSource.item_type=byte

;#sampling_frequency: Original Signal sampling frequency in [Hz]
SignalSource.sampling_frequency=20480000

;#freq: RF front-end center frequency in [Hz]
SignalSource.freq=1575420000

;#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: Use [Pass_Through] or [Signal_Conditioner]
;#[Pass_Through] disables this block and the [DataTypeAdapter], [InputFilter] and [Resampler] blocks
;#[Signal_Conditioner] enables this block. Then you have to configure [DataTypeAdapter], [InputFilter] and [Resampler] blocks
SignalConditioner.implementation=Signal_Conditioner

;######### DATA_TYPE_ADAPTER CONFIG ############
;## Changes the type of input data.
;#implementation: [Pass_Through] disables this block
DataTypeAdapter.implementation=Pass_Through
DataTypeAdapter.item_type=float

;######### INPUT_FILTER CONFIG ############
;## Filter the input data. Can be combined with frequency translation for IF signals

;#implementation: Use [Pass_Through] or [Fir_Filter] or [Freq_Xlating_Fir_Filter]
;#[Freq_Xlating_Fir_Filter] enables FIR filter and a composite frequency translation
;# that shifts IF down to zero Hz.

InputFilter.implementation=Freq_Xlating_Fir_Filter

;#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 and Freq_Xlating_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=float

;#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

;# Original sampling frequency stored in the signal file
InputFilter.sampling_frequency=20480000

;#The following options are used only in Freq_Xlating_Fir_Filter implementation.
;#InputFilter.IF is the intermediate frequency (in Hz) shifted down to zero Hz

InputFilter.IF=5499998.47412109

;# Decimation factor after the frequency tranaslating block
InputFilter.decimation_factor=8


;######### RESAMPLER CONFIG ############
;## Resamples the input data.

;#implementation: Use [Pass_Through] or [Direct_Resampler]
;#[Pass_Through] disables this block
;#[Direct_Resampler] enables a resampler that implements a nearest neighbourhood interpolation
Resampler.implementation=Pass_Through

;######### CHANNELS GLOBAL CONFIG ############
;#count: Number of available GPS satellite channels.
Channels_1C.count=8
Channels.in_acquisition=1
#Channel.signal=1C


;######### ACQUISITION GLOBAL CONFIG ############
Acquisition_1C.implementation=GPS_L1_CA_PCPS_Acquisition
Acquisition_1C.dump=false
Acquisition_1C.dump_filename=./acq_dump.dat
Acquisition_1C.item_type=gr_complex
Acquisition_1C.if=0
Acquisition_1C.sampled_ms=1
Acquisition_1C.threshold=2.5
;Acquisition_1C.pfa=0.01
Acquisition_1C.doppler_max=5000
Acquisition_1C.doppler_step=100


;######### TRACKING GPS CONFIG ############
Tracking_1C.implementation=GPS_L1_CA_KF_Tracking
Tracking_1C.item_type=gr_complex
Tracking_1C.if=0
Tracking_1C.dump=true
Tracking_1C.dump_filename=../data/epl_tracking_ch_
Tracking_1C.pll_bw_hz=15.0;
Tracking_1C.dll_bw_hz=2.0;
Tracking_1C.order=3;


;######### TELEMETRY DECODER GPS CONFIG ############
TelemetryDecoder_1C.implementation=GPS_L1_CA_Telemetry_Decoder
TelemetryDecoder_1C.dump=false
TelemetryDecoder_1C.decimation_factor=1;

;######### OBSERVABLES CONFIG ############
;#implementation:
Observables.implementation=Hybrid_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 ############
PVT.implementation=RTKLIB_PVT
PVT.positioning_mode=PPP_Static  ; options: Single, Static, Kinematic, PPP_Static, PPP_Kinematic
PVT.iono_model=Broadcast ; options: OFF, Broadcast, SBAS, Iono-Free-LC, Estimate_STEC, IONEX
PVT.trop_model=Saastamoinen ; options: OFF, Saastamoinen, SBAS, Estimate_ZTD, Estimate_ZTD_Grad
PVT.output_rate_ms=100
PVT.display_rate_ms=500
PVT.dump_filename=./PVT
PVT.nmea_dump_filename=./gnss_sdr_pvt.nmea;
PVT.flag_nmea_tty_port=false;
PVT.nmea_dump_devname=/dev/pts/4
PVT.flag_rtcm_server=false
PVT.flag_rtcm_tty_port=false
PVT.rtcm_dump_devname=/dev/pts/1
PVT.dump=true