GNU Radio Manual and C++ API Reference  3.7.5
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gr::filter::hilbert_fc Class Reference

Hilbert transformer. More...

#include <gnuradio/filter/hilbert_fc.h>

Public Types

typedef boost::shared_ptr
< hilbert_fc
sptr

Static Public Member Functions

static sptr make (unsigned int ntaps, firdes::win_type window=firdes::WIN_HAMMING, double beta=6.76)

Additional Inherited Members

- Public Member Functions inherited from gr::sync_block
virtual int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)=0
 just like gr::block::general_work, only this arranges to call consume_each for you
void forecast (int noutput_items, gr_vector_int &ninput_items_required)
 Estimate input requirements given output request.
int general_work (int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 compute output items from input items
int fixed_rate_ninput_to_noutput (int ninput)
 Given ninput samples, return number of output samples that will be produced. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this.
int fixed_rate_noutput_to_ninput (int noutput)
 Given noutput samples, return number of input samples required to produce noutput. N.B. this is only defined if fixed_rate returns true. Generally speaking, you don't need to override this.
- Protected Types inherited from gr::basic_block
enum  vcolor { WHITE, GREY, BLACK }
- Protected Member Functions inherited from gr::sync_block
 sync_block (void)
 sync_block (const std::string &name, gr::io_signature::sptr input_signature, gr::io_signature::sptr output_signature)
- Protected Attributes inherited from gr::block
std::vector< long > d_max_output_buffer
std::vector< long > d_min_output_buffer
gr::thread::mutex d_setlock
gr::logger_ptr d_logger
gr::logger_ptr d_debug_logger

Detailed Description

Hilbert transformer.

real output is input appropriately delayed. imaginary output is hilbert filtered (90 degree phase shift) version of input.

Member Typedef Documentation

Member Function Documentation

static sptr gr::filter::hilbert_fc::make ( unsigned int  ntaps,
firdes::win_type  window = firdes::WIN_HAMMING,
double  beta = 6.76 
)
static

Build a Hilbert transformer filter block.

Parameters
ntapsThe number of taps for the filter.
windowWindow type (see firdes::win_type) to use.
betaBeta value for a Kaiser window.

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