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Merge branch 'next' of https://github.com/gnss-sdr/gnss-sdr into acq_performance

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This commit is contained in:
Carles Fernandez 2018-06-19 14:59:57 +02:00
commit 259ea3c110
26 changed files with 322 additions and 94 deletions
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5
src/algorithms/acquisition/CMakeLists.txt
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@ -18,7 +18,4 @@
add_subdirectory(adapters)
add_subdirectory(gnuradio_blocks)
if(ENABLE_FPGA)
add_subdirectory(libs)
endif(ENABLE_FPGA)
add_subdirectory(libs)

2
src/algorithms/acquisition/adapters/CMakeLists.txt
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@ -65,4 +65,4 @@ file(GLOB ACQ_ADAPTER_HEADERS "*.h")
list(SORT ACQ_ADAPTER_HEADERS)
add_library(acq_adapters ${ACQ_ADAPTER_SOURCES} ${ACQ_ADAPTER_HEADERS})
source_group(Headers FILES ${ACQ_ADAPTER_HEADERS})
target_link_libraries(acq_adapters gnss_sp_libs gnss_sdr_flags acq_gr_blocks ${Boost_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES} ${GNURADIO_BLOCKS_LIBRARIES})
target_link_libraries(acq_adapters acquisition_lib gnss_sp_libs gnss_sdr_flags acq_gr_blocks ${Boost_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES} ${GNURADIO_BLOCKS_LIBRARIES})

3
src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc
View File

@ -34,6 +34,7 @@
#include "galileo_e1_signal_processing.h"
#include "Galileo_E1.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/lexical_cast.hpp>
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -45,7 +46,7 @@ GalileoE1PcpsAmbiguousAcquisition::GalileoE1PcpsAmbiguousAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters;
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

3
src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition.cc
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@ -33,6 +33,7 @@
#include "galileo_e5_signal_processing.h"
#include "Galileo_E5a.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/lexical_cast.hpp>
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -44,7 +45,7 @@ using google::LogMessage;
GalileoE5aPcpsAcquisition::GalileoE5aPcpsAcquisition(ConfigurationInterface* configuration,
std::string role, unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "../data/acquisition.dat";

3
src/algorithms/acquisition/adapters/glonass_l1_ca_pcps_acquisition.cc
View File

@ -35,6 +35,7 @@
#include "configuration_interface.h"
#include "glonass_l1_signal_processing.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include "GLONASS_L1_L2_CA.h"
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -46,7 +47,7 @@ GlonassL1CaPcpsAcquisition::GlonassL1CaPcpsAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

3
src/algorithms/acquisition/adapters/glonass_l2_ca_pcps_acquisition.cc
View File

@ -35,6 +35,7 @@
#include "glonass_l2_signal_processing.h"
#include "GLONASS_L1_L2_CA.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -45,7 +46,7 @@ GlonassL2CaPcpsAcquisition::GlonassL2CaPcpsAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

3
src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition.cc
View File

@ -38,6 +38,7 @@
#include "gps_sdr_signal_processing.h"
#include "GPS_L1_CA.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -48,7 +49,7 @@ GpsL1CaPcpsAcquisition::GpsL1CaPcpsAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

3
src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition.cc
View File

@ -36,6 +36,7 @@
#include "gps_l2c_signal.h"
#include "GPS_L2C.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -46,7 +47,7 @@ GpsL2MPcpsAcquisition::GpsL2MPcpsAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

3
src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition.cc
View File

@ -36,6 +36,7 @@
#include "gps_l5_signal.h"
#include "GPS_L5.h"
#include "gnss_sdr_flags.h"
#include "acq_conf.h"
#include <boost/math/distributions/exponential.hpp>
#include <glog/logging.h>
@ -46,7 +47,7 @@ GpsL5iPcpsAcquisition::GpsL5iPcpsAcquisition(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters = Acq_Conf();
configuration_ = configuration;
std::string default_item_type = "gr_complex";
std::string default_dump_filename = "./data/acquisition.dat";

6
src/algorithms/acquisition/gnuradio_blocks/CMakeLists.txt
View File

@ -26,12 +26,12 @@ set(ACQ_GR_BLOCKS_SOURCES
pcps_quicksync_acquisition_cc.cc
galileo_pcps_8ms_acquisition_cc.cc
galileo_e5a_noncoherent_iq_acquisition_caf_cc.cc
)
)
if(ENABLE_FPGA)
set(ACQ_GR_BLOCKS_SOURCES ${ACQ_GR_BLOCKS_SOURCES} pcps_acquisition_fpga.cc)
endif(ENABLE_FPGA)
if(OPENCL_FOUND)
set(ACQ_GR_BLOCKS_SOURCES ${ACQ_GR_BLOCKS_SOURCES} pcps_opencl_acquisition_cc.cc)
endif(OPENCL_FOUND)
@ -64,7 +64,7 @@ endif(OPENCL_FOUND)
file(GLOB ACQ_GR_BLOCKS_HEADERS "*.h")
list(SORT ACQ_GR_BLOCKS_HEADERS)
add_library(acq_gr_blocks ${ACQ_GR_BLOCKS_SOURCES} ${ACQ_GR_BLOCKS_HEADERS})
source_group(Headers FILES ${ACQ_GR_BLOCKS_HEADERS})
source_group(Headers FILES ${ACQ_GR_BLOCKS_HEADERS})
if(ENABLE_FPGA)
target_link_libraries(acq_gr_blocks acquisition_lib gnss_sp_libs gnss_system_parameters ${GNURADIO_RUNTIME_LIBRARIES} ${GNURADIO_FFT_LIBRARIES} ${VOLK_LIBRARIES} ${VOLK_GNSSSDR_LIBRARIES} ${OPT_LIBRARIES} ${OPT_ACQUISITION_LIBRARIES})

8
src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition.cc
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@ -45,15 +45,15 @@
using google::LogMessage;
pcps_acquisition_sptr pcps_make_acquisition(pcpsconf_t conf_)
pcps_acquisition_sptr pcps_make_acquisition(const Acq_Conf& conf_)
{
return pcps_acquisition_sptr(new pcps_acquisition(conf_));
}
pcps_acquisition::pcps_acquisition(pcpsconf_t conf_) : gr::block("pcps_acquisition",
gr::io_signature::make(1, 1, conf_.it_size * conf_.sampled_ms * conf_.samples_per_ms * (conf_.bit_transition_flag ? 2 : 1)),
gr::io_signature::make(0, 0, conf_.it_size * conf_.sampled_ms * conf_.samples_per_ms * (conf_.bit_transition_flag ? 2 : 1)))
pcps_acquisition::pcps_acquisition(const Acq_Conf& conf_) : gr::block("pcps_acquisition",
gr::io_signature::make(1, 1, conf_.it_size * conf_.sampled_ms * conf_.samples_per_ms * (conf_.bit_transition_flag ? 2 : 1)),
gr::io_signature::make(0, 0, conf_.it_size * conf_.sampled_ms * conf_.samples_per_ms * (conf_.bit_transition_flag ? 2 : 1)))
{
this->message_port_register_out(pmt::mp("events"));

28
src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition.h
View File

@ -53,38 +53,20 @@
#define GNSS_SDR_PCPS_ACQUISITION_H_
#include "gnss_synchro.h"
#include "acq_conf.h"
#include <armadillo>
#include <gnuradio/block.h>
#include <gnuradio/fft/fft.h>
#include <volk/volk.h>
#include <string>
typedef struct
{
/* pcps acquisition configuration */
unsigned int sampled_ms;
unsigned int max_dwells;
unsigned int doppler_max;
unsigned int num_doppler_bins_step2;
float doppler_step2;
long fs_in;
int samples_per_ms;
int samples_per_code;
bool bit_transition_flag;
bool use_CFAR_algorithm_flag;
bool dump;
bool blocking;
bool make_2_steps;
std::string dump_filename;
size_t it_size;
} pcpsconf_t;
class pcps_acquisition;
typedef boost::shared_ptr<pcps_acquisition> pcps_acquisition_sptr;
pcps_acquisition_sptr
pcps_make_acquisition(pcpsconf_t conf_);
pcps_make_acquisition(const Acq_Conf& conf_);
/*!
* \brief This class implements a Parallel Code Phase Search Acquisition.
@ -96,9 +78,9 @@ class pcps_acquisition : public gr::block
{
private:
friend pcps_acquisition_sptr
pcps_make_acquisition(pcpsconf_t conf_);
pcps_make_acquisition(const Acq_Conf& conf_);
pcps_acquisition(pcpsconf_t conf_);
pcps_acquisition(const Acq_Conf& conf_);
void update_local_carrier(gr_complex* carrier_vector, int correlator_length_samples, float freq);
void update_grid_doppler_wipeoffs();
@ -111,7 +93,7 @@ private:
void send_positive_acquisition();
pcpsconf_t acq_parameters;
Acq_Conf acq_parameters;
bool d_active;
bool d_worker_active;
bool d_cshort;

20
src/algorithms/acquisition/libs/CMakeLists.txt
View File

@ -16,12 +16,9 @@
# along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
#
set(ACQUISITION_LIB_SOURCES
fpga_acquisition.cc
)
include_directories(
if(ENABLE_FPGA)
set(ACQUISITION_LIB_SOURCES fpga_acquisition.cc )
include_directories(
${CMAKE_CURRENT_SOURCE_DIR}
${CMAKE_SOURCE_DIR}/src/core/system_parameters
${CMAKE_SOURCE_DIR}/src/core/interfaces
@ -31,10 +28,16 @@ include_directories(
${GLOG_INCLUDE_DIRS}
${GFlags_INCLUDE_DIRS}
${VOLK_GNSSSDR_INCLUDE_DIRS}
)
)
file(GLOB ACQUISITION_LIB_HEADERS "*.h")
file(GLOB ACQUISITION_LIB_HEADERS "*.h")
endif(ENABLE_FPGA)
set(ACQUISITION_LIB_HEADERS ${ACQUISITION_LIB_HEADERS} acq_conf.h)
list(SORT ACQUISITION_LIB_HEADERS)
set(ACQUISITION_LIB_SOURCES ${ACQUISITION_LIB_SOURCES} acq_conf.cc)
add_library(acquisition_lib ${ACQUISITION_LIB_SOURCES} ${ACQUISITION_LIB_HEADERS})
source_group(Headers FILES ${ACQUISITION_LIB_HEADERS})
target_link_libraries(acquisition_lib ${VOLK_LIBRARIES} ${VOLK_GNSSSDR_LIBRARIES} ${GNURADIO_RUNTIME_LIBRARIES})
@ -43,4 +46,3 @@ if(VOLK_GNSSSDR_FOUND)
else(VOLK_GNSSSDR_FOUND)
add_dependencies(acquisition_lib glog-${glog_RELEASE} volk_gnsssdr_module)
endif()

52
src/algorithms/acquisition/libs/acq_conf.cc Normal file
View File

@ -0,0 +1,52 @@
/*!
* \file acq_conf.cc
* \brief Class that contains all the configuration parameters for generic
* acquisition block based on the PCPS algoritm.
* \author Carles Fernandez, 2018. cfernandez(at)cttc.es
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "acq_conf.h"
Acq_Conf::Acq_Conf()
{
/* PCPS acquisition configuration */
sampled_ms = 0;
max_dwells = 0;
doppler_max = 0;
num_doppler_bins_step2 = 0;
doppler_step2 = 0.0;
fs_in = 0;
samples_per_ms = 0;
samples_per_code = 0;
bit_transition_flag = false;
use_CFAR_algorithm_flag = false;
dump = false;
blocking = false;
make_2_steps = false;
dump_filename = "";
it_size = sizeof(char);
}

61
src/algorithms/acquisition/libs/acq_conf.h Normal file
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@ -0,0 +1,61 @@
/*!
* \file acq_conf.cc
* \brief Class that contains all the configuration parameters for generic
* acquisition block based on the PCPS algoritm.
* \author Carles Fernandez, 2018. cfernandez(at)cttc.es
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_ACQ_CONF_H_
#define GNSS_SDR_ACQ_CONF_H_
#include <cstddef>
#include <string>
class Acq_Conf
{
public:
/* PCPS Acquisition configuration */
unsigned int sampled_ms;
unsigned int max_dwells;
unsigned int doppler_max;
unsigned int num_doppler_bins_step2;
float doppler_step2;
long fs_in;
int samples_per_ms;
int samples_per_code;
bool bit_transition_flag;
bool use_CFAR_algorithm_flag;
bool dump;
bool blocking;
bool make_2_steps;
std::string dump_filename;
size_t it_size;
Acq_Conf();
};
#endif

3
src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking.cc
View File

@ -34,6 +34,7 @@
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include "galileo_e1_dll_pll_veml_tracking.h"
#include "configuration_interface.h"
#include "Galileo_E1.h"
@ -48,7 +49,7 @@ GalileoE1DllPllVemlTracking::GalileoE1DllPllVemlTracking(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
dllpllconf_t trk_param;
Dll_Pll_Conf trk_param = Dll_Pll_Conf();
DLOG(INFO) << "role " << role;
//################# CONFIGURATION PARAMETERS ########################
std::string default_item_type = "gr_complex";

4
src/algorithms/tracking/adapters/galileo_e5a_dll_pll_tracking.cc
View File

@ -35,7 +35,7 @@
*
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include "galileo_e5a_dll_pll_tracking.h"
#include "configuration_interface.h"
#include "Galileo_E5a.h"
@ -49,7 +49,7 @@ GalileoE5aDllPllTracking::GalileoE5aDllPllTracking(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
dllpllconf_t trk_param;
Dll_Pll_Conf trk_param = Dll_Pll_Conf();
DLOG(INFO) << "role " << role;
//################# CONFIGURATION PARAMETERS ########################
std::string default_item_type = "gr_complex";

8
src/algorithms/tracking/adapters/gps_l1_ca_dll_pll_tracking.cc
View File

@ -35,7 +35,7 @@
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include "gps_l1_ca_dll_pll_tracking.h"
#include "configuration_interface.h"
#include "GPS_L1_CA.h"
@ -49,7 +49,7 @@ GpsL1CaDllPllTracking::GpsL1CaDllPllTracking(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
dllpllconf_t trk_param;
Dll_Pll_Conf trk_param = Dll_Pll_Conf();
DLOG(INFO) << "role " << role;
//################# CONFIGURATION PARAMETERS ########################
std::string default_item_type = "gr_complex";
@ -108,13 +108,13 @@ GpsL1CaDllPllTracking::GpsL1CaDllPllTracking(
int cn0_samples = configuration->property(role + ".cn0_samples", 20);
if (FLAGS_cn0_samples != 20) cn0_samples = FLAGS_cn0_samples;
trk_param.cn0_samples = cn0_samples;
int cn0_min = configuration->property(role + ".cn0_min", 25);
int cn0_min = configuration->property(role + ".cn0_min", 30);
if (FLAGS_cn0_min != 25) cn0_min = FLAGS_cn0_min;
trk_param.cn0_min = cn0_min;
int max_lock_fail = configuration->property(role + ".max_lock_fail", 50);
if (FLAGS_max_lock_fail != 50) max_lock_fail = FLAGS_max_lock_fail;
trk_param.max_lock_fail = max_lock_fail;
double carrier_lock_th = configuration->property(role + ".carrier_lock_th", 0.85);
double carrier_lock_th = configuration->property(role + ".carrier_lock_th", 0.80);
if (FLAGS_carrier_lock_th != 0.85) carrier_lock_th = FLAGS_carrier_lock_th;
trk_param.carrier_lock_th = carrier_lock_th;

4
src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking.cc
View File

@ -34,7 +34,7 @@
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include "gps_l2_m_dll_pll_tracking.h"
#include "configuration_interface.h"
#include "GPS_L2C.h"
@ -49,7 +49,7 @@ GpsL2MDllPllTracking::GpsL2MDllPllTracking(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
dllpllconf_t trk_param;
Dll_Pll_Conf trk_param = Dll_Pll_Conf();
DLOG(INFO) << "role " << role;
//################# CONFIGURATION PARAMETERS ########################
std::string default_item_type = "gr_complex";

4
src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking.cc
View File

@ -34,7 +34,7 @@
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include "gps_l5_dll_pll_tracking.h"
#include "configuration_interface.h"
#include "GPS_L5.h"
@ -49,7 +49,7 @@ GpsL5DllPllTracking::GpsL5DllPllTracking(
ConfigurationInterface* configuration, std::string role,
unsigned int in_streams, unsigned int out_streams) : role_(role), in_streams_(in_streams), out_streams_(out_streams)
{
dllpllconf_t trk_param;
Dll_Pll_Conf trk_param = Dll_Pll_Conf();
DLOG(INFO) << "role " << role;
//################# CONFIGURATION PARAMETERS ########################
std::string default_item_type = "gr_complex";

6
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking.cc
View File

@ -60,7 +60,7 @@
using google::LogMessage;
dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(dllpllconf_t conf_)
dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(const Dll_Pll_Conf &conf_)
{
return dll_pll_veml_tracking_sptr(new dll_pll_veml_tracking(conf_));
}
@ -76,8 +76,8 @@ void dll_pll_veml_tracking::forecast(int noutput_items,
}
dll_pll_veml_tracking::dll_pll_veml_tracking(dllpllconf_t conf_) : gr::block("dll_pll_veml_tracking", gr::io_signature::make(1, 1, sizeof(gr_complex)),
gr::io_signature::make(1, 1, sizeof(Gnss_Synchro)))
dll_pll_veml_tracking::dll_pll_veml_tracking(const Dll_Pll_Conf &conf_) : gr::block("dll_pll_veml_tracking", gr::io_signature::make(1, 1, sizeof(gr_complex)),
gr::io_signature::make(1, 1, sizeof(Gnss_Synchro)))
{
trk_parameters = conf_;
// Telemetry bit synchronization message port input

36
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking.h
View File

@ -31,6 +31,7 @@
#ifndef GNSS_SDR_DLL_PLL_VEML_TRACKING_H
#define GNSS_SDR_DLL_PLL_VEML_TRACKING_H
#include "dll_pll_conf.h"
#include "gnss_synchro.h"
#include "tracking_2nd_DLL_filter.h"
#include "tracking_2nd_PLL_filter.h"
@ -39,37 +40,13 @@
#include <fstream>
#include <string>
#include <map>
typedef struct
{
/* DLL/PLL tracking configuration */
double fs_in;
unsigned int vector_length;
bool dump;
std::string dump_filename;
float pll_bw_hz;
float dll_bw_hz;
float pll_bw_narrow_hz;
float dll_bw_narrow_hz;
float early_late_space_chips;
float very_early_late_space_chips;
float early_late_space_narrow_chips;
float very_early_late_space_narrow_chips;
int extend_correlation_symbols;
int cn0_samples;
int cn0_min;
int max_lock_fail;
double carrier_lock_th;
bool track_pilot;
char system;
char signal[3];
} dllpllconf_t;
#include <queue>
class dll_pll_veml_tracking;
typedef boost::shared_ptr<dll_pll_veml_tracking> dll_pll_veml_tracking_sptr;
dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(dllpllconf_t conf_);
dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(const Dll_Pll_Conf &conf_);
/*!
* \brief This class implements a code DLL + carrier PLL tracking block.
@ -89,9 +66,9 @@ public:
void forecast(int noutput_items, gr_vector_int &ninput_items_required);
private:
friend dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(dllpllconf_t conf_);
friend dll_pll_veml_tracking_sptr dll_pll_veml_make_tracking(const Dll_Pll_Conf &conf_);
dll_pll_veml_tracking(dllpllconf_t conf_);
dll_pll_veml_tracking(const Dll_Pll_Conf &conf_);
bool cn0_and_tracking_lock_status(double coh_integration_time_s);
bool acquire_secondary();
@ -104,7 +81,7 @@ private:
int save_matfile();
// tracking configuration vars
dllpllconf_t trk_parameters;
Dll_Pll_Conf trk_parameters;
bool d_veml;
bool d_cloop;
unsigned int d_channel;
@ -201,6 +178,7 @@ private:
// CN0 estimation and lock detector
int d_cn0_estimation_counter;
int d_carrier_lock_fail_counter;
std::deque<float> d_carrier_lock_detector_queue;
double d_carrier_lock_test;
double d_CN0_SNV_dB_Hz;
double d_carrier_lock_threshold;

1
src/algorithms/tracking/libs/CMakeLists.txt
View File

@ -43,6 +43,7 @@ set(TRACKING_LIB_SOURCES
tracking_discriminators.cc
tracking_FLL_PLL_filter.cc
tracking_loop_filter.cc
dll_pll_conf.cc
)
if(ENABLE_FPGA)

61
src/algorithms/tracking/libs/dll_pll_conf.cc Normal file
View File

@ -0,0 +1,61 @@
/*!
* \file dll_pll_conf.cc
* \brief Class that contains all the configuration parameters for generic
* tracking block based on a DLL and a PLL.
* \author Javier Arribas, 2018. jarribas(at)cttc.es
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "dll_pll_conf.h"
#include <cstring>
Dll_Pll_Conf::Dll_Pll_Conf()
{
/* DLL/PLL tracking configuration */
fs_in = 0.0;
vector_length = 0;
dump = false;
dump_filename = "./dll_pll_dump.dat";
pll_bw_hz = 40.0;
dll_bw_hz = 2.0;
pll_bw_narrow_hz = 5.0;
dll_bw_narrow_hz = 0.75;
early_late_space_chips = 0.5;
very_early_late_space_chips = 0.5;
early_late_space_narrow_chips = 0.1;
very_early_late_space_narrow_chips = 0.1;
extend_correlation_symbols = 5;
cn0_samples = 20;
carrier_lock_det_mav_samples = 20;
cn0_min = 25;
max_lock_fail = 50;
carrier_lock_th = 0.85;
track_pilot = false;
system = 'G';
char sig_[3] = "1C";
std::memcpy(signal, sig_, 3);
}

68
src/algorithms/tracking/libs/dll_pll_conf.h Normal file
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@ -0,0 +1,68 @@
/*!
* \file dll_pll_conf.h
* \brief Class that contains all the configuration parameters for generic tracking block based on a DLL and a PLL.
* \author Javier Arribas, 2018. jarribas(at)cttc.es
*
* Class that contains all the configuration parameters for generic tracking block based on a DLL and a PLL.
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_DLL_PLL_CONF_H_
#define GNSS_SDR_DLL_PLL_CONF_H_
#include <string>
class Dll_Pll_Conf
{
private:
public:
/* DLL/PLL tracking configuration */
double fs_in;
unsigned int vector_length;
bool dump;
std::string dump_filename;
float pll_bw_hz;
float dll_bw_hz;
float pll_bw_narrow_hz;
float dll_bw_narrow_hz;
float early_late_space_chips;
float very_early_late_space_chips;
float early_late_space_narrow_chips;
float very_early_late_space_narrow_chips;
int extend_correlation_symbols;
int cn0_samples;
int carrier_lock_det_mav_samples;
int cn0_min;
int max_lock_fail;
double carrier_lock_th;
bool track_pilot;
char system;
char signal[3];
Dll_Pll_Conf();
};
#endif

18
src/utils/matlab/plot_tracking_quality_indicators.m Normal file
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@ -0,0 +1,18 @@
%plot tracking quality indicators
figure;
hold on;
title('Carrier lock test output for all the channels');
for n=1:1:length(GNSS_tracking)
plot(GNSS_tracking(n).carrier_lock_test)
plotnames{n}=['SV ' num2str(round(mean(GNSS_tracking(n).PRN)))];
end
legend(plotnames);
figure;
hold on;
title('Carrier CN0 output for all the channels');
for n=1:1:length(GNSS_tracking)
plot(GNSS_tracking(n).CN0_SNV_dB_Hz)
plotnames{n}=['SV ' num2str(round(mean(GNSS_tracking(n).PRN)))];
end
legend(plotnames);