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gnss-sdr/src/algorithms/tracking/adapters/gps_l1_ca_gaussian_tracking.h

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/*!
* \file gps_l1_ca_gaussian_tracking.h
* \brief Interface of an adapter of a DLL + Kalman carrier
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* tracking loop block for GPS L1 C/A signals
* \author Javier Arribas, 2018. jarribas(at)cttc.es
* \author Jordi Vila-Valls 2018. jvila(at)cttc.es
* \author Carles Fernandez-Prades 2018. cfernandez(at)cttc.es
*
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* Reference:
* J. Vila-Valls, P. Closas, M. Navarro and C. Fernandez-Prades,
* "Are PLLs Dead? A Tutorial on Kalman Filter-based Techniques for Digital
* Carrier Synchronization", IEEE Aerospace and Electronic Systems Magazine,
* Vol. 32, No. 7, pp. 2845, July 2017. DOI: 10.1109/MAES.2017.150260
*
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* -----------------------------------------------------------------------------
*
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
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* -----------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_GPS_L1_CA_GAUSSIAN_TRACKING_H
#define GNSS_SDR_GPS_L1_CA_GAUSSIAN_TRACKING_H
#include "gps_l1_ca_gaussian_tracking_cc.h"
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#include "tracking_interface.h"
#include <string>
/** \addtogroup Tracking
* \{ */
/** \addtogroup Tracking_adapters
* \{ */
class ConfigurationInterface;
/*!
* \brief This class implements a code DLL + carrier PLL tracking loop
*/
class GpsL1CaGaussianTracking : public TrackingInterface
{
public:
GpsL1CaGaussianTracking(
const ConfigurationInterface* configuration,
const std::string& role,
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unsigned int in_streams,
unsigned int out_streams);
~GpsL1CaGaussianTracking() = default;
inline std::string role() override
{
return role_;
}
//! Returns "GPS_L1_CA_Gaussian_Tracking"
inline std::string implementation() override
{
return "GPS_L1_CA_Gaussian_Tracking";
}
inline size_t item_size() override
{
return item_size_;
}
void connect(gr::top_block_sptr top_block) override;
void disconnect(gr::top_block_sptr top_block) override;
gr::basic_block_sptr get_left_block() override;
gr::basic_block_sptr get_right_block() override;
/*!
* \brief Set tracking channel unique ID
*/
void set_channel(unsigned int channel) override;
/*!
* \brief Set acquisition/tracking common Gnss_Synchro object pointer
* to efficiently exchange synchronization data between acquisition and tracking blocks
*/
void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
void start_tracking() override;
/*!
* \brief Stop running tracking
*/
void stop_tracking() override;
private:
gps_l1_ca_gaussian_tracking_cc_sptr tracking_sptr_;
std::string role_;
size_t item_size_;
unsigned int channel_;
unsigned int in_streams_;
unsigned int out_streams_;
};
/** \} */
/** \} */
#endif // GNSS_SDR_GPS_L1_CA_GAUSSIAN_TRACKING_H