pcps_assisted_acquisition_cc Class Reference

This class implements a Parallel Code Phase Search Acquisition. More...

#include <pcps_assisted_acquisition_cc.h>

Inheritance diagram for pcps_assisted_acquisition_cc:

Public Member Functions
	~pcps_assisted_acquisition_cc ()
	Default destructor. More...
void	set_gnss_synchro (Gnss_Synchro *p_gnss_synchro)
	Set acquisition/tracking common Gnss_Synchro object pointer to exchange synchronization data between acquisition and tracking blocks. More...
uint32_t	mag () const
	Returns the maximum peak of grid search. More...
void	init ()
	Initializes acquisition algorithm. More...
void	set_local_code (std::complex< float > *code)
	Sets local code for PCPS acquisition algorithm. More...
void	set_active (bool active)
	Starts acquisition algorithm, turning from standby mode to active mode. More...
void	set_channel (uint32_t channel)
	Set acquisition channel unique ID. More...
void	set_channel_fsm (std::weak_ptr< ChannelFsm > channel_fsm)
	Set channel fsm associated to this acquisition instance. More...
void	set_threshold (float threshold)
	Set statistics threshold of PCPS algorithm. More...
void	set_state (int32_t state)
void	set_doppler_max (uint32_t doppler_max)
	Set maximum Doppler grid search. More...
void	set_doppler_step (uint32_t doppler_step)
	Set Doppler steps for the grid search. More...
int	general_work (int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
	Parallel Code Phase Search Acquisition signal processing. More...
void	forecast (int noutput_items, gr_vector_int &ninput_items_required)

Friends
pcps_assisted_acquisition_cc_sptr	pcps_make_assisted_acquisition_cc (int32_t max_dwells, uint32_t sampled_ms, int32_t doppler_max, int32_t doppler_min, int64_t fs_in, int32_t samples_per_ms, bool dump, const std::string &dump_filename, bool enable_monitor_output)

Detailed Description

This class implements a Parallel Code Phase Search Acquisition.

Check An Open Source Galileo E1 Software Receiver, Algorithm 1, for a pseudocode description of this implementation.

Definition at line 75 of file pcps_assisted_acquisition_cc.h.

Constructor & Destructor Documentation

~pcps_assisted_acquisition_cc()

pcps_assisted_acquisition_cc::~pcps_assisted_acquisition_cc

(

)

Default destructor.

Member Function Documentation

general_work()

int pcps_assisted_acquisition_cc::general_work	(	int	noutput_items,
		gr_vector_int &	ninput_items,
		gr_vector_const_void_star &	input_items,
		gr_vector_void_star &	output_items
	)

Parallel Code Phase Search Acquisition signal processing.

init()

void pcps_assisted_acquisition_cc::init

(

)

Initializes acquisition algorithm.

mag()

uint32_t pcps_assisted_acquisition_cc::mag ( ) const

inline

Returns the maximum peak of grid search.

Definition at line 96 of file pcps_assisted_acquisition_cc.h.

set_active()

void pcps_assisted_acquisition_cc::set_active ( bool  active )

inline

Starts acquisition algorithm, turning from standby mode to active mode.

Parameters

active

- bool that activates/deactivates the block.

Definition at line 117 of file pcps_assisted_acquisition_cc.h.

set_channel()

void pcps_assisted_acquisition_cc::set_channel ( uint32_t  channel )

inline

Set acquisition channel unique ID.

Parameters

channel

- receiver channel.

Definition at line 126 of file pcps_assisted_acquisition_cc.h.

set_channel_fsm()

void pcps_assisted_acquisition_cc::set_channel_fsm ( std::weak_ptr< ChannelFsm >  channel_fsm )

inline

Set channel fsm associated to this acquisition instance.

Definition at line 134 of file pcps_assisted_acquisition_cc.h.

set_doppler_max()

void pcps_assisted_acquisition_cc::set_doppler_max ( uint32_t  doppler_max )

inline

Set maximum Doppler grid search.

Parameters

doppler_max

- Maximum Doppler shift considered in the grid search [Hz].

Definition at line 158 of file pcps_assisted_acquisition_cc.h.

set_doppler_step()

void pcps_assisted_acquisition_cc::set_doppler_step

(

uint32_t

doppler_step

)

Set Doppler steps for the grid search.

Parameters

doppler_step

- Frequency bin of the search grid [Hz].

set_gnss_synchro()

void pcps_assisted_acquisition_cc::set_gnss_synchro ( Gnss_Synchro *  p_gnss_synchro )

inline

Set acquisition/tracking common Gnss_Synchro object pointer to exchange synchronization data between acquisition and tracking blocks.

Parameters

p_gnss_synchro

Satellite information shared by the processing blocks.

Definition at line 88 of file pcps_assisted_acquisition_cc.h.

set_local_code()

void pcps_assisted_acquisition_cc::set_local_code

(

std::complex< float > *

code

)

Sets local code for PCPS acquisition algorithm.

Parameters

code	- Pointer to the PRN code.

set_threshold()

void pcps_assisted_acquisition_cc::set_threshold ( float  threshold )

inline

Set statistics threshold of PCPS algorithm.

Parameters

threshold

- Threshold for signal detection (check Navitec2012, Algorithm 1, for a definition of this threshold).

Definition at line 144 of file pcps_assisted_acquisition_cc.h.

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The documentation for this class was generated from the following file:

• pcps_assisted_acquisition_cc.h