diff --git a/src/algorithms/PVT/libs/hybrid_ls_pvt.cc b/src/algorithms/PVT/libs/hybrid_ls_pvt.cc
index de9d70b4e..e114cc560 100644
--- a/src/algorithms/PVT/libs/hybrid_ls_pvt.cc
+++ b/src/algorithms/PVT/libs/hybrid_ls_pvt.cc
@@ -1,5 +1,5 @@
 /*!
- * \file galileo_e1_ls_pvt.cc
+ * \file hybrid_ls_pvt.cc
  * \brief Implementation of a Least Squares Position, Velocity, and Time
  * (PVT) solver, based on K.Borre's Matlab receiver.
  * \author Javier Arribas, 2011. jarribas(at)cttc.es
diff --git a/src/algorithms/PVT/libs/hybrid_ls_pvt.h b/src/algorithms/PVT/libs/hybrid_ls_pvt.h
index 79313c92b..4409d4bba 100644
--- a/src/algorithms/PVT/libs/hybrid_ls_pvt.h
+++ b/src/algorithms/PVT/libs/hybrid_ls_pvt.h
@@ -1,5 +1,5 @@
 /*!
- * \file galileo_e1_ls_pvt.h
+ * \file hybrid_ls_pvt.h
  * \brief Interface of a Least Squares Position, Velocity, and Time (PVT)
  * solver, based on K.Borre's Matlab receiver.
  * \author Javier Arribas, 2011. jarribas(at)cttc.es
diff --git a/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.cc b/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.cc
index 6c95c26a6..c8ecc37b3 100644
--- a/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.cc
@@ -8,7 +8,7 @@
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2018  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
diff --git a/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.h b/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.h
index 334aff555..f01b6abdf 100644
--- a/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.h
+++ b/src/algorithms/acquisition/adapters/beidou_b1i_pcps_acquisition.h
@@ -1,5 +1,5 @@
 /*!
- * \file beidou_bi1_pcps_acquisition.h
+ * \file beidou_b1i_pcps_acquisition.h
  * \brief Adapts a PCPS acquisition block to an AcquisitionInterface for
  *  Beidou B1I signals
  * \authors <ul>
@@ -8,7 +8,7 @@
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2018  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.cc b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.cc
index cc3cfc31c..4fb6fb644 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.cc
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.cc
@@ -77,12 +77,12 @@ GalileoE1PcpsAmbiguousAcquisitionFpga::GalileoE1PcpsAmbiguousAcquisitionFpga(
     uint32_t sampled_ms = configuration_->property(role + ".coherent_integration_time_ms", 4);
     acq_parameters.sampled_ms = sampled_ms;
 
-    acquire_pilot_ = configuration_->property(role + ".acquire_pilot", false);  //will be true in future versions
+    acquire_pilot_ = configuration_->property(role + ".acquire_pilot", false);  // could be true in future versions
 
-    //--- Find number of samples per spreading code (4 ms)  -----------------
+    // Find number of samples per spreading code (4 ms)
     auto code_length = static_cast<uint32_t>(std::round(static_cast<double>(fs_in) / (GALILEO_E1_CODE_CHIP_RATE_HZ / GALILEO_E1_B_CODE_LENGTH_CHIPS)));
-
     acq_parameters.code_length = code_length;
+
     // The FPGA can only use FFT lengths that are a power of two.
     float nbits = ceilf(log2f((float)code_length * 2));
     uint32_t nsamples_total = pow(2, nbits);
@@ -254,6 +254,7 @@ void GalileoE1PcpsAmbiguousAcquisitionFpga::set_state(int state)
     acquisition_fpga_->set_state(state);
 }
 
+
 void GalileoE1PcpsAmbiguousAcquisitionFpga::connect(gr::top_block_sptr top_block)
 {
     if (top_block)
diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.h b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.h
index 38a096c58..41a405794 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.h
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition_fpga.h
@@ -1,7 +1,7 @@
 /*!
  * \file galileo_e1_pcps_ambiguous_acquisition_fpga.h
  * \brief Adapts a PCPS acquisition block to an AcquisitionInterface for
- *  Galileo E1 Signals
+ *  Galileo E1 Signals for the FPGA
  * \author Marc Majoral, 2019. mmajoral(at)cttc.es
  *
  * -------------------------------------------------------------------------
@@ -37,7 +37,7 @@
 #include "pcps_acquisition_fpga.h"
 #include <gnuradio/blocks/float_to_complex.h>
 #include <gnuradio/blocks/stream_to_vector.h>
-#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_...
+#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_sptr
 #include <volk/volk_complex.h>       // for lv_16sc_t
 #include <cstddef>                   // for size_t
 #include <string>
@@ -46,8 +46,8 @@ class Gnss_Synchro;
 class ConfigurationInterface;
 
 /*!
- * \brief This class adapts a PCPS acquisition block to an
- *  AcquisitionInterface for Galileo E1 Signals
+ * \brief This class adapts a PCPS acquisition block off-loaded on an FPGA
+ * to an AcquisitionInterface for Galileo E1 Signals
  */
 class GalileoE1PcpsAmbiguousAcquisitionFpga : public AcquisitionInterface
 {
@@ -86,7 +86,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
@@ -136,8 +136,8 @@ public:
     void set_state(int state) override;
 
     /*!
-      * \brief Stop running acquisition
-      */
+     * \brief Stop running acquisition
+     */
     void stop_acquisition() override;
 
     void set_resampler_latency(uint32_t latency_samples __attribute__((unused))) override{};
diff --git a/src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition_fpga.h b/src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition_fpga.h
index d312e9955..bd17742a1 100644
--- a/src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition_fpga.h
+++ b/src/algorithms/acquisition/adapters/galileo_e5a_pcps_acquisition_fpga.h
@@ -36,15 +36,20 @@
 #include "acquisition_interface.h"
 #include "pcps_acquisition_fpga.h"
 #include <gnuradio/blocks/stream_to_vector.h>
-#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_...
+#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_sptr
 #include <volk/volk_complex.h>       // for lv_16sc_t
-#include <cstddef>  // for size_t
+#include <cstddef>                   // for size_t
 #include <cstdint>
 #include <string>
 
 class Gnss_Synchro;
 class ConfigurationInterface;
 
+
+/*!
+ * \brief This class adapts a PCPS acquisition block off-loaded on an FPGA
+ * to an AcquisitionInterface for Galileo E5a signals
+ */
 class GalileoE5aPcpsAcquisitionFpga : public AcquisitionInterface
 {
 public:
@@ -70,7 +75,7 @@ public:
 
     inline size_t item_size() override
     {
-        return sizeof(int);
+        return sizeof(lv_16sc_t);
     }
 
     void connect(gr::top_block_sptr top_block) override;
@@ -81,7 +86,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
@@ -149,7 +154,6 @@ public:
 
 private:
     ConfigurationInterface* configuration_;
-
     pcps_acquisition_fpga_sptr acquisition_fpga_;
     gr::blocks::stream_to_vector::sptr stream_to_vector_;
 
diff --git a/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition_fpga.h b/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition_fpga.h
index 1977fd69b..8a9160c4b 100644
--- a/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition_fpga.h
+++ b/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_acquisition_fpga.h
@@ -39,15 +39,15 @@
 #include "pcps_acquisition_fpga.h"
 #include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_sptr
 #include <volk/volk_complex.h>       // for lv_16sc_t
-#include <cstddef>
-#include <string>
+#include <cstddef>                   // for size_t
+#include <string>                    // for string
 
 class Gnss_Synchro;
 class ConfigurationInterface;
 
 /*!
- * \brief This class adapts a PCPS acquisition block to an AcquisitionInterface
- *  for GPS L1 C/A signals
+ * \brief This class adapts a PCPS acquisition block off-loaded on an FPGA
+ * to an AcquisitionInterface for GPS L1 C/A signals
  */
 class GpsL1CaPcpsAcquisitionFpga : public AcquisitionInterface
 {
@@ -86,7 +86,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
diff --git a/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.cc b/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.cc
index 9599fe91d..8dddca5c2 100644
--- a/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.cc
+++ b/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.cc
@@ -1,14 +1,14 @@
 /*!
- * \file gps_l2_m_pcps_acquisition.cc
- * \brief Adapts a PCPS acquisition block to an AcquisitionInterface for
- *  GPS L2 M signals
+ * \file gps_l2_m_pcps_acquisition_fpga.cc
+ * \brief Adapts an FPGA-offloaded PCPS acquisition block
+ * to an AcquisitionInterface for GPS L2 M signals
  * \authors <ul>
- *          <li> Javier Arribas, 2015. jarribas(at)cttc.es
+ *          <li> Javier Arribas, 2019. jarribas(at)cttc.es
  *          </ul>
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2019  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
@@ -87,14 +87,13 @@ GpsL2MPcpsAcquisitionFpga::GpsL2MPcpsAcquisitionFpga(
     std::string device_name = configuration_->property(role + ".devicename", default_device_name);
     acq_parameters.device_name = device_name;
     acq_parameters.samples_per_ms = nsamples_total / acq_parameters.sampled_ms;
-    //acq_parameters.samples_per_ms = static_cast<int>(std::round(static_cast<double>(fs_in_) * 0.001));
     acq_parameters.samples_per_code = nsamples_total;
 
     acq_parameters.downsampling_factor = configuration_->property(role + ".downsampling_factor", 1.0);
     acq_parameters.total_block_exp = configuration_->property(role + ".total_block_exp", 14);
     acq_parameters.excludelimit = static_cast<uint32_t>(std::round(static_cast<double>(fs_in_) / GPS_L2_M_CODE_RATE_HZ));
 
-    // compute all the GPS L1 PRN Codes (this is done only once upon the class constructor in order to avoid re-computing the PRN codes every time
+    // compute all the GPS L2C PRN Codes (this is done only once upon the class constructor in order to avoid re-computing the PRN codes every time
     // a channel is assigned)
     auto* fft_if = new gr::fft::fft_complex(vector_length, true);  // Direct FFT
     // allocate memory to compute all the PRNs and compute all the possible codes
@@ -132,7 +131,6 @@ GpsL2MPcpsAcquisitionFpga::GpsL2MPcpsAcquisitionFpga(
                 }
         }
 
-    //acq_parameters
     acq_parameters.all_fft_codes = d_all_fft_codes_;
 
     // temporary buffers that we can delete
diff --git a/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.h b/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.h
index cd0ced64c..70593ea67 100644
--- a/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.h
+++ b/src/algorithms/acquisition/adapters/gps_l2_m_pcps_acquisition_fpga.h
@@ -1,14 +1,14 @@
 /*!
- * \file gps_l2_m_pcps_acquisition.h
- * \brief Adapts a PCPS acquisition block to an AcquisitionInterface for
- *  GPS L2 M signals
+ * \file gps_l2_m_pcps_acquisition_fpga.h
+ * \brief Adapts an FPGA-offloaded PCPS acquisition block
+ * to an AcquisitionInterface for GPS L2 M signals
  * \authors <ul>
- *          <li> Javier Arribas, 2015. jarribas(at)cttc.es
+ *          <li> Javier Arribas, 2019. jarribas(at)cttc.es
  *          </ul>
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2019  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
@@ -39,17 +39,17 @@
 #include "pcps_acquisition_fpga.h"
 #include <gnuradio/blocks/float_to_complex.h>
 #include <gnuradio/blocks/stream_to_vector.h>
-#include <gnuradio/runtime_types.h>
+#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_sptr
 #include <volk/volk_complex.h>       // for lv_16sc_t
-#include <cstddef>
-#include <string>
+#include <cstddef>                   // for size_t
+#include <string>                    // for string
 
 class Gnss_Synchro;
 class ConfigurationInterface;
 
 /*!
- * \brief This class adapts a PCPS acquisition block to an AcquisitionInterface
- *  for GPS L2 M signals
+ * \brief This class adapts a PCPS acquisition block off-loaded on an FPGA
+ * to an AcquisitionInterface for GPS L2 M signals
  */
 class GpsL2MPcpsAcquisitionFpga : public AcquisitionInterface
 {
@@ -67,16 +67,16 @@ public:
     }
 
     /*!
-     * \brief Returns "GPS_L2_M_PCPS_Acquisition"
+     * \brief Returns "GPS_L2_M_PCPS_Acquisition_Fpga"
      */
     inline std::string implementation() override
     {
-        return "GPS_L2_M_PCPS_Acquisition";
+        return "GPS_L2_M_PCPS_Acquisition_Fpga";
     }
 
     inline size_t item_size() override
     {
-        return sizeof(int);
+        return sizeof(lv_16sc_t);
     }
 
     void connect(gr::top_block_sptr top_block) override;
@@ -87,7 +87,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
@@ -145,7 +145,6 @@ public:
 
 private:
     ConfigurationInterface* configuration_;
-    //pcps_acquisition_sptr acquisition_;
     pcps_acquisition_fpga_sptr acquisition_fpga_;
     gr::blocks::stream_to_vector::sptr stream_to_vector_;
     gr::blocks::float_to_complex::sptr float_to_complex_;
diff --git a/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.cc b/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.cc
index 943cdc422..b1c0fe060 100644
--- a/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.cc
+++ b/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.cc
@@ -1,5 +1,5 @@
 /*!
- * \file gps_l5i pcps_acquisition_fpga.cc
+ * \file gps_l5i_pcps_acquisition_fpga.cc
  * \brief Adapts a PCPS acquisition block to an Acquisition Interface for
  *  GPS L5i signals for the FPGA
  * \authors <ul>
@@ -140,7 +140,6 @@ GpsL5iPcpsAcquisitionFpga::GpsL5iPcpsAcquisitionFpga(
                 }
         }
 
-    //acq_parameters
     acq_parameters.all_fft_codes = d_all_fft_codes_;
 
     // reference for the FPGA FFT-IFFT attenuation factor
diff --git a/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.h b/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.h
index 1f7106a87..79fe12967 100644
--- a/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.h
+++ b/src/algorithms/acquisition/adapters/gps_l5i_pcps_acquisition_fpga.h
@@ -1,5 +1,5 @@
 /*!
- * \file GPS_L5i_PCPS_Acquisition_fpga.h
+ * \file gps_l5i_pcps_acquisition_fpga.h
  * \brief Adapts a PCPS acquisition block to an AcquisitionInterface for
  *  GPS L5i signals for the FPGA
  * \authors <ul>
@@ -32,15 +32,15 @@
  * -------------------------------------------------------------------------
  */
 
-#ifndef GNSS_SDR_GPS_L5i_PCPS_ACQUISITION_FPGA_H_
-#define GNSS_SDR_GPS_L5i_PCPS_ACQUISITION_FPGA_H_
+#ifndef GNSS_SDR_GPS_L5I_PCPS_ACQUISITION_FPGA_H_
+#define GNSS_SDR_GPS_L5I_PCPS_ACQUISITION_FPGA_H_
 
 #include "acquisition_interface.h"
 #include "complex_byte_to_float_x2.h"
 #include "pcps_acquisition_fpga.h"
 #include <gnuradio/blocks/float_to_complex.h>
 #include <gnuradio/blocks/stream_to_vector.h>
-#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_...
+#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_sptr
 #include <volk/volk_complex.h>       // for lv_16sc_t
 #include <cstddef>                   // for size_t
 #include <string>
@@ -49,8 +49,8 @@ class Gnss_Synchro;
 class ConfigurationInterface;
 
 /*!
- * \brief This class adapts a PCPS acquisition block to an AcquisitionInterface
- *  for GPS L5i signals
+ * \brief This class adapts a PCPS acquisition block off-loaded on an FPGA
+ * to an AcquisitionInterface for GPS L5i signals
  */
 class GpsL5iPcpsAcquisitionFpga : public AcquisitionInterface
 {
@@ -77,7 +77,7 @@ public:
 
     inline size_t item_size() override
     {
-        return sizeof(int);
+        return sizeof(lv_16sc_t);
     }
 
     void connect(gr::top_block_sptr top_block) override;
@@ -88,7 +88,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
@@ -118,7 +118,7 @@ public:
     void init() override;
 
     /*!
-     * \brief Sets local code for GPS L2/M PCPS acquisition algorithm.
+     * \brief Sets local code for GPS L5 PCPS acquisition algorithm.
      */
     void set_local_code() override;
 
@@ -165,4 +165,4 @@ private:
     float calculate_threshold(float pfa);
 };
 
-#endif /* GNSS_SDR_GPS_L5i_PCPS_ACQUISITION_FPGA_H_ */
+#endif /* GNSS_SDR_GPS_L5I_PCPS_ACQUISITION_FPGA_H_ */
diff --git a/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc b/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc
index ee8ee0c8a..eab92d8a8 100644
--- a/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc
+++ b/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.cc
@@ -1,5 +1,5 @@
 /*!
- * \file pcps_acquisition_fine_doppler_acquisition_cc.cc
+ * \file pcps_acquisition_fine_doppler_cc.cc
  * \brief This class implements a Parallel Code Phase Search Acquisition with multi-dwells and fine Doppler estimation
  * \authors <ul>
  *          <li> Javier Arribas, 2013. jarribas(at)cttc.es
diff --git a/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.h b/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.h
index e414c6611..211f3ca13 100644
--- a/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.h
+++ b/src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition_fine_doppler_cc.h
@@ -1,5 +1,5 @@
 /*!
- * \file pcps_acquisition_fine_doppler_acquisition_cc.h
+ * \file pcps_acquisition_fine_doppler_cc.h
  * \brief This class implements a Parallel Code Phase Search Acquisition with multi-dwells and fine Doppler estimation
  * for GPS L1 C/A signal
  *
diff --git a/src/algorithms/acquisition/libs/acq_conf.h b/src/algorithms/acquisition/libs/acq_conf.h
index af81d8806..70d7a8a72 100644
--- a/src/algorithms/acquisition/libs/acq_conf.h
+++ b/src/algorithms/acquisition/libs/acq_conf.h
@@ -1,5 +1,5 @@
 /*!
- * \file acq_conf.cc
+ * \file acq_conf.h
  * \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
diff --git a/src/algorithms/libs/galileo_e5_signal_processing.h b/src/algorithms/libs/galileo_e5_signal_processing.h
index 7a7dfc8cc..d9b6f5b9f 100644
--- a/src/algorithms/libs/galileo_e5_signal_processing.h
+++ b/src/algorithms/libs/galileo_e5_signal_processing.h
@@ -1,5 +1,5 @@
 /*!
- * \file galileo_e5_signal_processing.cc
+ * \file galileo_e5_signal_processing.h
  * \brief This library implements various functions for Galileo E5 signals such
  * as replica code generation
  * \author Marc Sales, 2014. marcsales92(at)gmail.com
diff --git a/src/algorithms/libs/rtklib/rtklib_stream.h b/src/algorithms/libs/rtklib/rtklib_stream.h
index 175c5b063..cfbc2a4f5 100644
--- a/src/algorithms/libs/rtklib/rtklib_stream.h
+++ b/src/algorithms/libs/rtklib/rtklib_stream.h
@@ -1,6 +1,6 @@
 /*!
- * \file rtklib_sbas.h
- * \brief sbas functions
+ * \file rtklib_stream.h
+ * \brief streaming functions
  * \authors <ul>
  *          <li> 2007-2013, T. Takasu
  *          <li> 2017, Javier Arribas
diff --git a/src/algorithms/signal_source/adapters/custom_udp_signal_source.cc b/src/algorithms/signal_source/adapters/custom_udp_signal_source.cc
index a51d0c793..d030863ff 100644
--- a/src/algorithms/signal_source/adapters/custom_udp_signal_source.cc
+++ b/src/algorithms/signal_source/adapters/custom_udp_signal_source.cc
@@ -1,6 +1,5 @@
 /*!
- * \file udp_signal_source.cc
- *
+ * \file custom_udp_signal_source.cc
  * \brief Receives ip frames containing samples in UDP frame encapsulation
  * using a high performance packet capture library (libpcap)
  * \author Javier Arribas jarribas (at) cttc.es
diff --git a/src/algorithms/signal_source/adapters/custom_udp_signal_source.h b/src/algorithms/signal_source/adapters/custom_udp_signal_source.h
index 18cc21c9e..87ed44496 100644
--- a/src/algorithms/signal_source/adapters/custom_udp_signal_source.h
+++ b/src/algorithms/signal_source/adapters/custom_udp_signal_source.h
@@ -1,6 +1,5 @@
 /*!
- * \file udp_signal_source.h
- *
+ * \file custom_udp_signal_source.h
  * \brief Receives ip frames containing samples in UDP frame encapsulation
  * using a high performance packet capture library (libpcap)
  * \author Javier Arribas jarribas (at) cttc.es
diff --git a/src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.h b/src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.h
index cbc45c45b..690f0039f 100644
--- a/src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.h
+++ b/src/algorithms/tracking/adapters/galileo_e1_dll_pll_veml_tracking_fpga.h
@@ -1,7 +1,7 @@
 /*!
  * \file galileo_e1_dll_pll_veml_tracking_fpga.h
- * \brief  Adapts a DLL+PLL VEML (Very Early Minus Late) tracking loop block
- *   to a TrackingInterface for Galileo E1 signals for the FPGA
+ * \brief Adapts a DLL+PLL VEML (Very Early Minus Late) tracking loop block
+ *  to a TrackingInterface for Galileo E1 signals for the FPGA
  * \author Marc Majoral, 2019. mmajoral(at)cttc.cat
  *
  * Code DLL + carrier PLL according to the algorithms described in:
@@ -39,10 +39,10 @@
 
 #include "dll_pll_veml_tracking_fpga.h"
 #include "tracking_interface.h"
-#include <gnuradio/runtime_types.h>  // for basic_block_sptr, top_block_...
+#include <gnuradio/runtime_types.h>  // for basic_block_sptr, basic_block_sptr
 #include <cstddef>                   // for size_t
-#include <cstdint>
-#include <string>
+#include <cstdint>                   // for uint32_t
+#include <string>                    // for string
 
 class Gnss_Synchro;
 class ConfigurationInterface;
@@ -90,7 +90,7 @@ public:
     /*!
      * \brief Set acquisition/tracking common Gnss_Synchro object pointer
      * to efficiently exchange synchronization data between acquisition and
-     *  tracking blocks
+     * tracking blocks
      */
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
@@ -101,7 +101,6 @@ public:
      */
     void stop_tracking() override;
 
-
 private:
     dll_pll_veml_tracking_fpga_sptr tracking_fpga_sc;
     uint32_t channel_;
diff --git a/src/algorithms/tracking/adapters/galileo_e5a_dll_pll_tracking_fpga.h b/src/algorithms/tracking/adapters/galileo_e5a_dll_pll_tracking_fpga.h
index 195cafcf5..eeaa1da6c 100644
--- a/src/algorithms/tracking/adapters/galileo_e5a_dll_pll_tracking_fpga.h
+++ b/src/algorithms/tracking/adapters/galileo_e5a_dll_pll_tracking_fpga.h
@@ -35,8 +35,8 @@
 #include "dll_pll_veml_tracking_fpga.h"
 #include "tracking_interface.h"
 #include <gnuradio/runtime_types.h>  // for basic_block_sptr
-#include <cstdint>
-#include <stddef.h>  // for size_t
+#include <cstdint>                   // For uint32_t
+#include <stddef.h>                  // for size_t
 #include <string>
 
 class Gnss_Synchro;
diff --git a/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.cc b/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.cc
index 8fd0fdaa2..7b821a9f9 100644
--- a/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.cc
+++ b/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.cc
@@ -1,7 +1,7 @@
 /*!
  * \file gps_l2_m_dll_pll_tracking_fpga.cc
  * \brief Implementation of an adapter of a DLL+PLL tracking loop block
- * for GPS L2C to a TrackingInterface
+ * for GPS L2C to a TrackingInterface for the FPGA
  * \author Javier Arribas, 2019. jarribas(at)cttc.es
  *
  * Code DLL + carrier PLL according to the algorithms described in:
@@ -11,7 +11,7 @@
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2019  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
diff --git a/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.h b/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.h
index 7fbe24958..85dcc4707 100644
--- a/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.h
+++ b/src/algorithms/tracking/adapters/gps_l2_m_dll_pll_tracking_fpga.h
@@ -1,7 +1,7 @@
 /*!
  * \file gps_l2_m_dll_pll_tracking_fpga.h
  * \brief  Interface of an adapter of a DLL+PLL tracking loop block
- * for GPS L2C to a TrackingInterface
+ * for GPS L2C to a TrackingInterface for the FPGA
  * \author Marc Majoral, 2019, mmajoral(at)cttc.es
  *
  * Code DLL + carrier PLL according to the algorithms described in:
@@ -11,7 +11,7 @@
  *
  * -------------------------------------------------------------------------
  *
- * Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
+ * Copyright (C) 2010-2019  (see AUTHORS file for a list of contributors)
  *
  * GNSS-SDR is a software defined Global Navigation
  *          Satellite Systems receiver
@@ -34,8 +34,8 @@
  * -------------------------------------------------------------------------
  */
 
-#ifndef GNSS_SDR_gps_l2_m_dll_pll_tracking_FPGA_H_
-#define GNSS_SDR_gps_l2_m_dll_pll_tracking_FPGA_H_
+#ifndef GNSS_SDR_GPS_L2_M_DLL_PLL_TRACKING_FPGA_H_
+#define GNSS_SDR_GPS_L2_M_DLL_PLL_TRACKING_FPGA_H_
 
 #include "dll_pll_veml_tracking_fpga.h"
 #include "tracking_interface.h"
@@ -92,13 +92,13 @@ public:
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
     void start_tracking() override;
+
     /*!
      * \brief Stop running tracking
      */
     void stop_tracking() override;
 
 private:
-    //dll_pll_veml_tracking_sptr tracking_;
     dll_pll_veml_tracking_fpga_sptr tracking_fpga_sc;
     unsigned int channel_;
     std::string role_;
@@ -107,4 +107,4 @@ private:
     int* d_ca_codes;
 };
 
-#endif  // GNSS_SDR_gps_l2_m_dll_pll_tracking_FPGA_H_
+#endif  // GNSS_SDR_GPS_L2_M_DLL_PLL_TRACKING_FPGA_H_
diff --git a/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.cc b/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.cc
index 41e86e726..b733b07f3 100644
--- a/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.cc
+++ b/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.cc
@@ -1,7 +1,7 @@
 /*!
  * \file gps_l5_dll_pll_tracking_fpga.cc
  * \brief  Interface of an adapter of a DLL+PLL tracking loop block
- * for GPS L5 to a TrackingInterface
+ * for GPS L5 to a TrackingInterface for the FPGA
  * \author Marc Majoral, 2019. mmajoral(at)cttc.cat
  *         Javier Arribas, 2019. jarribas(at)cttc.es
  *
diff --git a/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.h b/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.h
index 3e2f8024b..149fa107a 100644
--- a/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.h
+++ b/src/algorithms/tracking/adapters/gps_l5_dll_pll_tracking_fpga.h
@@ -1,7 +1,7 @@
 /*!
  * \file gps_l5_dll_pll_tracking_fpga.h
  * \brief  Interface of an adapter of a DLL+PLL tracking loop block
- * for GPS L5 to a TrackingInterface
+ * for GPS L5 to a TrackingInterface for the FPGA
  * \author Marc Majoral, 2019. mmajoral(at)cttc.cat
  *         Javier Arribas, 2019. jarribas(at)cttc.es
  *
@@ -66,10 +66,10 @@ public:
         return role_;
     }
 
-    //! Returns "GPS_L5_DLL_PLL_Tracking"
+    //! Returns "GPS_L5_DLL_PLL_Tracking_Fpga"
     inline std::string implementation() override
     {
-        return "GPS_L5_DLL_PLL_Tracking";
+        return "GPS_L5_DLL_PLL_Tracking_Fpga";
     }
 
     inline size_t item_size() override
@@ -94,6 +94,7 @@ public:
     void set_gnss_synchro(Gnss_Synchro* p_gnss_synchro) override;
 
     void start_tracking() override;
+
     /*!
      * \brief Stop running tracking
      */
diff --git a/src/core/system_parameters/Beidou_B1I.h b/src/core/system_parameters/Beidou_B1I.h
index b31f470e9..bf2066ce7 100644
--- a/src/core/system_parameters/Beidou_B1I.h
+++ b/src/core/system_parameters/Beidou_B1I.h
@@ -1,5 +1,5 @@
 /*!
- * \file beidou_b1I.h
+ * \file Beidou_B1I.h
  * \brief  Defines system parameters for BeiDou B1I signal and DNAV data
  * \author Sergi Segura, 2018. sergi.segura.munoz(at)gmail.com
  * \author Damian Miralles, 2018. dmiralles2009@gmail.com
diff --git a/src/core/system_parameters/Galileo_E5a.h b/src/core/system_parameters/Galileo_E5a.h
index 19122372c..5c7e5c350 100644
--- a/src/core/system_parameters/Galileo_E5a.h
+++ b/src/core/system_parameters/Galileo_E5a.h
@@ -1,4 +1,4 @@
-/*
+/*!
  * \file Galileo_E5a.h
  * \brief  Defines system parameters for Galileo E5a signal and NAV data
  * \author Marc Sales, 2014. marcsales92@gmail.com
diff --git a/src/core/system_parameters/gps_cnav_utc_model.cc b/src/core/system_parameters/gps_cnav_utc_model.cc
index 673329f31..75dc0452b 100644
--- a/src/core/system_parameters/gps_cnav_utc_model.cc
+++ b/src/core/system_parameters/gps_cnav_utc_model.cc
@@ -1,5 +1,5 @@
 /*
- * \file gps_cnav_utc_model.h
+ * \file gps_cnav_utc_model.cc
  * \brief  Interface of a GPS CNAV UTC MODEL storage
  * \author Javier Arribas, 2015. jarribas(at)cttc.es
  *
diff --git a/src/core/system_parameters/gps_cnav_utc_model.h b/src/core/system_parameters/gps_cnav_utc_model.h
index abe801cf9..7691cd1d3 100644
--- a/src/core/system_parameters/gps_cnav_utc_model.h
+++ b/src/core/system_parameters/gps_cnav_utc_model.h
@@ -1,5 +1,5 @@
 /*!
- * \file gps_utc_model.h
+ * \file gps_cnav_utc_model.h
  * \brief  Interface of a GPS UTC MODEL storage
  * \author Javier Arribas, 2013. jarribas(at)cttc.es
  *
diff --git a/src/tests/common-files/observable_tests_flags.h b/src/tests/common-files/observable_tests_flags.h
index 37d2bab99..5284ac37a 100644
--- a/src/tests/common-files/observable_tests_flags.h
+++ b/src/tests/common-files/observable_tests_flags.h
@@ -1,5 +1,5 @@
 /*!
- * \file tracking_tests_flags.h
+ * \file observable_tests_flags.h
  * \brief Helper file for unit testing
  * \author Javier Arribas, 2018. jarribas(at)cttc.es
  *
diff --git a/src/tests/system-tests/libs/position_test_flags.h b/src/tests/system-tests/libs/position_test_flags.h
index 1ebe296e6..460ba9634 100644
--- a/src/tests/system-tests/libs/position_test_flags.h
+++ b/src/tests/system-tests/libs/position_test_flags.h
@@ -1,5 +1,5 @@
 /*!
- * \file signal_generator_flags.h
+ * \file position_test_flags.h
  * \brief Helper file for unit testing
  * \author Javier Arribas, 2018. jarribas(at)cttc.es
  *
diff --git a/src/tests/unit-tests/signal-processing-blocks/libs/true_observables_reader.h b/src/tests/unit-tests/signal-processing-blocks/libs/true_observables_reader.h
index f17561f84..7f05158c9 100644
--- a/src/tests/unit-tests/signal-processing-blocks/libs/true_observables_reader.h
+++ b/src/tests/unit-tests/signal-processing-blocks/libs/true_observables_reader.h
@@ -1,5 +1,5 @@
 /*!
- * \file tlm_dump_reader.h
+ * \file true_observables_reader.h
  * \brief Helper file for unit testing
  * \author Javier Arribas, 2017. jarribas(at)cttc.es
  *