SPUC::sim_qam< Numeric > Class Template Reference

A Class for simulating a QAM system. More...

#include <sim_qam.h>

Collaboration diagram for SPUC::sim_qam< Numeric >:

Public Types
typedef fundtype< Numeric >::ftype	CNumeric
typedef complex< CNumeric >	complex_type

Public Member Functions
	~sim_qam ()
	sim_qam (float_type rc_alpha=0.25)
void	loop_init (long rate, long conv_rate, float_type carrier_off=0, float_type time_off=0)
complex< float_type >	tx_step ()
void	step (void)
complex< long >	rx_step (complex_type x)
void	loop_end (void)

Public Attributes
const long	over
float_type	alpha
lagrange< complex< float_type > >	interp
fir< complex< float_type > , float_type >	rx_filter
qam_tx< float_type >	TX
noise *	n
base_demod< Numeric > *	DUT
vco< float_type > *	freq_offset
a_d *	ADC
float_type	var
float_type	snr
float_type	channel_pwr
complex< float_type >	tx_data
complex< long >	data
long	output_delay
long	rate
bool	enable_freq_offset
bool	enable_time_offset
float_type	carrier_offset_rate
float_type	time_inc
float_type	time_offset
complex_type	adc_out
complex< float_type >	base
complex< float_type >	main
complex< float_type >	main1
complex< float_type >	base1
complex< float_type >	b_noise
long	rcv_symbols
long	tx_symbols
long	count
float_type	phase_inc
float_type	phase_acc

Detailed Description

template<class Numeric>
class SPUC::sim_qam< Numeric >

A Class for simulating a QAM system.

that includes transmitters, receivers, A/D, frequency offsets, gaussian noise, and a BER tester

Author

Tony Kirke

Member Typedef Documentation

template<class Numeric >

typedef fundtype<Numeric>::ftype SPUC::sim_qam< Numeric >::CNumeric

template<class Numeric >

typedef complex<CNumeric> SPUC::sim_qam< Numeric >::complex_type

Constructor & Destructor Documentation

template<class Numeric >

SPUC::sim_qam< Numeric >::~sim_qam ( )

inline

References SPUC::sim_qam< Numeric >::n.

template<class Numeric >

SPUC::sim_qam< Numeric >::sim_qam ( float_type  rc_alpha = 0.25 )

inline

References SPUC::fir< Numeric, Coeff >::coeff, SPUC::fir< Numeric, Coeff >::num_taps, SPUC::root_raised_cosine(), and SPUC::fir< Numeric, Coeff >::settaps().

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Member Function Documentation

template<class Numeric >

void SPUC::sim_qam< Numeric >::loop_end ( void  )

inline

References SPUC::sim_qam< Numeric >::ADC, SPUC::sim_qam< Numeric >::freq_offset, SPUC::lagrange< Numeric, Coeff >::reset(), and SPUC::fir< Numeric, Coeff >::reset().

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template<class Numeric >

void SPUC::sim_qam< Numeric >::loop_init ( long  rate, long  conv_rate, float_type  carrier_off = 0, float_type  time_off = 0  )

inline

References SPUC::qam_tx< Numeric >::loop_init(), SPUC::fir< Numeric, Coeff >::reset(), SPUC::vco< Numeric >::reset_frequency(), and SPUC::sqrt().

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template<class Numeric >

complex<long> SPUC::sim_qam< Numeric >::rx_step ( complex_type  x )

inline

References SPUC::base_demod< Numeric >::step(), and SPUC::base_demod< Numeric >::sym_pulse().

Referenced by SPUC::sim_qam< Numeric >::step().

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template<class Numeric >

void SPUC::sim_qam< Numeric >::step ( void  )

inline

References SPUC::a_d::clock(), SPUC::sim_qam< Numeric >::rx_step(), and SPUC::sim_qam< Numeric >::tx_step().

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template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::tx_step ( )

inline

References SPUC::sim_qam< Numeric >::b_noise, SPUC::noise::Cgauss(), SPUC::vco< Numeric >::clock(), SPUC::qam_tx< Numeric >::clock(), SPUC::qam_tx< Numeric >::data_level, SPUC::lagrange< Numeric, Coeff >::input(), SPUC::lagrange< Numeric, Coeff >::rephase(), SPUC::sim_qam< Numeric >::time_inc, and SPUC::fir< Numeric, Coeff >::update().

Referenced by SPUC::sim_qam< Numeric >::step().

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Member Data Documentation

template<class Numeric >

a_d* SPUC::sim_qam< Numeric >::ADC

Referenced by SPUC::sim_qam< Numeric >::loop_end().

template<class Numeric >

complex_type SPUC::sim_qam< Numeric >::adc_out

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::alpha

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::b_noise

Referenced by SPUC::sim_qam< Numeric >::tx_step().

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::base

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::base1

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::carrier_offset_rate

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::channel_pwr

template<class Numeric >

long SPUC::sim_qam< Numeric >::count

template<class Numeric >

complex<long> SPUC::sim_qam< Numeric >::data

template<class Numeric >

base_demod<Numeric>* SPUC::sim_qam< Numeric >::DUT

template<class Numeric >

bool SPUC::sim_qam< Numeric >::enable_freq_offset

template<class Numeric >

bool SPUC::sim_qam< Numeric >::enable_time_offset

template<class Numeric >

vco<float_type>* SPUC::sim_qam< Numeric >::freq_offset

Referenced by SPUC::sim_qam< Numeric >::loop_end().

template<class Numeric >

lagrange<complex<float_type> > SPUC::sim_qam< Numeric >::interp

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::main

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::main1

template<class Numeric >

noise* SPUC::sim_qam< Numeric >::n

Referenced by SPUC::sim_qam< Numeric >::~sim_qam().

template<class Numeric >

long SPUC::sim_qam< Numeric >::output_delay

template<class Numeric >

const long SPUC::sim_qam< Numeric >::over

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::phase_acc

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::phase_inc

template<class Numeric >

long SPUC::sim_qam< Numeric >::rate

template<class Numeric >

long SPUC::sim_qam< Numeric >::rcv_symbols

template<class Numeric >

fir<complex<float_type>,float_type > SPUC::sim_qam< Numeric >::rx_filter

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::snr

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::time_inc

Referenced by SPUC::sim_qam< Numeric >::tx_step().

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::time_offset

template<class Numeric >

qam_tx<float_type> SPUC::sim_qam< Numeric >::TX

template<class Numeric >

complex<float_type> SPUC::sim_qam< Numeric >::tx_data

template<class Numeric >

long SPUC::sim_qam< Numeric >::tx_symbols

template<class Numeric >

float_type SPUC::sim_qam< Numeric >::var

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

• sim_qam.h