GNSS-SDR 0.0.21
An Open Source GNSS Software Defined Receiver
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FirFilter Class Reference

This class adapts a GNU Radio gr_fir_filter designed with pm_remez. More...

#include <fir_filter.h>

Inheritance diagram for FirFilter:
GNSSBlockInterface

Public Member Functions

 FirFilter (const ConfigurationInterface *configuration, std::string role, unsigned int in_streams, unsigned int out_streams)
 Constructor.
 ~FirFilter ()=default
 Destructor.
std::string role () override
std::string implementation () override
 Returns "Fir_Filter".
size_t item_size () override
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
Public Member Functions inherited from GNSSBlockInterface
virtual gr::basic_block_sptr get_left_block (int RF_channel)
virtual gr::basic_block_sptr get_right_block (int RF_channel)
virtual void start ()
 Start the flow of samples if needed.

Detailed Description

This class adapts a GNU Radio gr_fir_filter designed with pm_remez.

See Parks-McClellan FIR filter design, https://en.wikipedia.org/wiki/Parks-McClellan_filter_design_algorithm Calculates the optimal (in the Chebyshev/minimax sense) FIR filter impulse response given a set of band edges, the desired response on those bands, and the weight given to the error in those bands.

Definition at line 59 of file fir_filter.h.

Constructor & Destructor Documentation

◆ FirFilter()

FirFilter::FirFilter ( const ConfigurationInterface * configuration,
std::string role,
unsigned int in_streams,
unsigned int out_streams )

Constructor.

◆ ~FirFilter()

FirFilter::~FirFilter ( )
default

Destructor.

Member Function Documentation

◆ connect()

void FirFilter::connect ( gr::top_block_sptr top_block)
overridevirtual

Implements GNSSBlockInterface.

◆ disconnect()

void FirFilter::disconnect ( gr::top_block_sptr top_block)
overridevirtual

Implements GNSSBlockInterface.

◆ get_left_block()

gr::basic_block_sptr FirFilter::get_left_block ( )
overridevirtual

Implements GNSSBlockInterface.

◆ get_right_block()

gr::basic_block_sptr FirFilter::get_right_block ( )
overridevirtual

Implements GNSSBlockInterface.

◆ implementation()

std::string FirFilter::implementation ( )
inlineoverridevirtual

Returns "Fir_Filter".

Implements GNSSBlockInterface.

Definition at line 77 of file fir_filter.h.

◆ item_size()

size_t FirFilter::item_size ( )
inlineoverridevirtual

Implements GNSSBlockInterface.

Definition at line 82 of file fir_filter.h.

◆ role()

std::string FirFilter::role ( )
inlineoverridevirtual

Implements GNSSBlockInterface.

Definition at line 71 of file fir_filter.h.


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