gr::analog::pwr_squelch_ff Class Reference

gate or zero output when input power below threshold More...

#include <pwr_squelch_ff.h>

Inheritance diagram for gr::analog::pwr_squelch_ff:

List of all members.

Public Types
typedef boost::shared_ptr < pwr_squelch_ff >	sptr
Public Member Functions
virtual std::vector< float >	squelch_range () const =0
virtual double	threshold () const =0
virtual void	set_threshold (double db)=0
virtual void	set_alpha (double alpha)=0
virtual int	ramp () const =0
virtual void	set_ramp (int ramp)=0
virtual bool	gate () const =0
virtual void	set_gate (bool gate)=0
virtual bool	unmuted () const =0
Static Public Member Functions
static sptr	make (double db, double alpha=0.0001, int ramp=0, bool gate=false)
	Make power-based squelch block.
Protected Member Functions
virtual void	update_state (const float &in)=0
virtual bool	mute () const =0

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Detailed Description

gate or zero output when input power below threshold

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Member Typedef Documentation

typedef boost::shared_ptr<pwr_squelch_ff> gr::analog::pwr_squelch_ff::sptr

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Member Function Documentation

virtual bool gr::analog::pwr_squelch_ff::gate

(

)

const [pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

static sptr gr::analog::pwr_squelch_ff::make	(	double	db,
		double	alpha = 0.0001,
		int	ramp = 0,
		bool	gate = false
	)		[static]

Make power-based squelch block.

Parameters:

db	threshold (in dB) for power squelch
alpha	Gain of averaging filter
ramp
gate

virtual bool gr::analog::pwr_squelch_ff::mute

(

)

const [protected, pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual int gr::analog::pwr_squelch_ff::ramp

(

)

const [pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual void gr::analog::pwr_squelch_ff::set_alpha

(

double

alpha

)

[pure virtual]

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual void gr::analog::pwr_squelch_ff::set_gate

(

bool

gate

)

[pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual void gr::analog::pwr_squelch_ff::set_ramp

(

int

ramp

)

[pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual void gr::analog::pwr_squelch_ff::set_threshold

(

double

db

)

[pure virtual]

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual std::vector<float> gr::analog::pwr_squelch_ff::squelch_range

(

)

const [pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual double gr::analog::pwr_squelch_ff::threshold

(

)

const [pure virtual]

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual bool gr::analog::pwr_squelch_ff::unmuted

(

)

const [pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

virtual void gr::analog::pwr_squelch_ff::update_state

(

const float &

in

)

[protected, pure virtual]

Implements gr::analog::squelch_base_ff.

Implemented in gr::analog::pwr_squelch_ff_impl.

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

• pwr_squelch_ff.h