SPUC::qam_conv_decoder Class Reference

QAM convolutional decoder. More...

#include <qam_conv_decoder.h>

Collaboration diagram for SPUC::qam_conv_decoder:

Public Member Functions
	qam_conv_decoder (int index)
	~qam_conv_decoder ()
void	reset ()
void	set_rate (int mod, int conv_rate)
	set modulation and punctured coding rate More...
bool	data_decode (complex< long > data_in)
	return true when output is available More...
bool	get_bit (void)
	call when viterbi_ready is true More...
void	clear_soft_decision (long rate)
	clear soft decision array More...

Public Attributes
const long	Max_bits_per_symbol
const long	soft_decision_level
viterbi	viterbi_decoder
std::vector< long >	viterbi_input
long	enc_rate
long	rate_index
long	soft_bit_counter
long	rx_bits_per_symbol
long	raw_bits_this_frame
long	coded_bits_per_frame
long	raw_bits_out
long	sample
long	serial
bool	frame_ready
bool	viterbi_ready
bool	viterbi_data
bool	output_buffer_empty
bool	no_conv

Detailed Description

QAM convolutional decoder.

Author

Tony Kirke, Copyright(c) 2004

Tony Kirke

Constructor & Destructor Documentation

SPUC::qam_conv_decoder::qam_conv_decoder ( int  index )

inline

References reset(), and set_rate().

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SPUC::qam_conv_decoder::~qam_conv_decoder ( )

inline

Member Function Documentation

void SPUC::qam_conv_decoder::clear_soft_decision

(

long

rate

)

clear soft decision array

References viterbi_input.

bool SPUC::qam_conv_decoder::data_decode

(

complex< long >

data_in

)

return true when output is available

References SPUC::viterbi::depuncture(), enc_rate, no_conv, SPUC::viterbi::output_ready, SPUC::qam_data_demap(), rate_index, rx_bits_per_symbol, soft_decision_level, viterbi_data, viterbi_decoder, viterbi_input, and viterbi_ready.

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bool SPUC::qam_conv_decoder::get_bit ( void  )

inline

call when viterbi_ready is true

void SPUC::qam_conv_decoder::reset ( void  )

inline

References SPUC::viterbi::reset().

Referenced by qam_conv_decoder().

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void SPUC::qam_conv_decoder::set_rate ( int  mod, int  conv_rate  )

inline

set modulation and punctured coding rate

Referenced by qam_conv_decoder().

Member Data Documentation

long SPUC::qam_conv_decoder::coded_bits_per_frame

long SPUC::qam_conv_decoder::enc_rate

Referenced by data_decode().

bool SPUC::qam_conv_decoder::frame_ready

const long SPUC::qam_conv_decoder::Max_bits_per_symbol

bool SPUC::qam_conv_decoder::no_conv

Referenced by data_decode().

bool SPUC::qam_conv_decoder::output_buffer_empty

long SPUC::qam_conv_decoder::rate_index

Referenced by data_decode().

long SPUC::qam_conv_decoder::raw_bits_out

long SPUC::qam_conv_decoder::raw_bits_this_frame

long SPUC::qam_conv_decoder::rx_bits_per_symbol

Referenced by data_decode().

long SPUC::qam_conv_decoder::sample

long SPUC::qam_conv_decoder::serial

long SPUC::qam_conv_decoder::soft_bit_counter

const long SPUC::qam_conv_decoder::soft_decision_level

Referenced by data_decode().

bool SPUC::qam_conv_decoder::viterbi_data

Referenced by data_decode().

viterbi SPUC::qam_conv_decoder::viterbi_decoder

Referenced by data_decode().

std::vector<long> SPUC::qam_conv_decoder::viterbi_input

Referenced by clear_soft_decision(), and data_decode().

bool SPUC::qam_conv_decoder::viterbi_ready

Referenced by data_decode().

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

• qam_conv_decoder.h
• qam_conv_decoder.cpp