gr_simple_squelch_cc Class Reference

simple squelch block based on average signal power and threshold in dB. More...

#include <gr_simple_squelch_cc.h>

Inheritance diagram for gr_simple_squelch_cc:

gr_sync_block gr_block

List of all members.

Public Member Functions

 ~gr_simple_squelch_cc ()
int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 just like gr_block::general_work, only this arranges to call consume_each for you
bool unmuted () const
void set_alpha (double alpha)
void set_threshold (double decibels)
double threshold () const
std::vector< float > squelch_range () const

Friends

gr_simple_squelch_cc_sptr gr_make_simple_squelch_cc (double threshold_db, double alpha)


Detailed Description

simple squelch block based on average signal power and threshold in dB.

Constructor & Destructor Documentation

gr_simple_squelch_cc::~gr_simple_squelch_cc (  ) 


Member Function Documentation

void gr_simple_squelch_cc::set_alpha ( double  alpha  ) 

void gr_simple_squelch_cc::set_threshold ( double  decibels  ) 

std::vector< float > gr_simple_squelch_cc::squelch_range (  )  const

double gr_simple_squelch_cc::threshold (  )  const

bool gr_simple_squelch_cc::unmuted (  )  const [inline]

int gr_simple_squelch_cc::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.

References gr_single_pole_iir< o_type, i_type, tap_type >::filter(), and gr_single_pole_iir< o_type, i_type, tap_type >::prev_output().


Friends And Related Function Documentation

gr_simple_squelch_cc_sptr gr_make_simple_squelch_cc ( double  threshold_db,
double  alpha 
) [friend]


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

Generated on Sat Apr 18 14:00:53 2009 for GNU Radio 3.0.4 by  doxygen 1.5.8