TDSPWssus Class Reference

#include <TDSPWssus.h>

Inheritance diagram for TDSPWssus:

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Detailed Description

implementation of the WSSUS-Channel

Author:

Peter Jung

Definition at line 29 of file TDSPWssus.h.

Public Member Functions
	TDSPWssus (char *name=NULL)
	~TDSPWssus ()
void	SetOption (Option_t *opt)
void	SetSymbolRate (Double_t s)
void	SetSymbolRateMHz (Double_t s)
void	SetOverSampling (Double_t s)
void	SetMaxDoppler (Double_t d)
void	SetSpeed (Double_t v)
void	SetSpeedKMH (Double_t v)
void	SetCarrierFrequency (Double_t f)
void	SetCarrierFrequencyMHz (Double_t f)
void	SetCarrierFrequencyGHz (Double_t f)
void	SetExpDecay (Double_t al)
void	SetExpDecayMHz (Double_t al)
void	SetMaxDelay (Double_t md)
void	SetMaxDelayMus (Double_t md)
Double_t	GetSamplePeriod ()
Double_t	GetSamplePeriodMus ()
Double_t	GetSymbolPeriod ()
Double_t	GetSymbolPeriodMus ()
Double_t	GetMaxDelay () const
Double_t	GetMaxDelayMus ()
	maximum delay in µsec
Double_t	GetExpDecay () const
Double_t	GetExpDecayMHz () const
Double_t	GetSymbolRate () const
Double_t	GetSymbolRateMHz ()
Double_t	GetSamplingRate ()
Double_t	GetSamplingRateMHz ()
Double_t	GetOverSampling () const
Double_t	GetMaxDoppler () const
Double_t	GetSpeed ()
Double_t	GetSpeedKMH ()
Double_t	GetCarrierFrequency () const
Double_t	GetCarrierFrequencyMHz ()
Double_t	GetCarrierFrequencyGHz ()
Int_t	GuessChannelBlockLen ()
	Guess a Channel Block length.
Int_t	GetDiscreteMaxDelay ()
Double_t	GetDiscreteExpDecay ()
Int_t	GetDiscreteMaxDoppler ()
Int_t	GetDiscreteScatteringMatrixSize ()
TDSPMatrix *	GetTransferFunction ()
	returns h(t,f)
TDSPMatrix *	GetScatteringFunction ()
	return C_H(tau,nu)
TDSPMatrix *	GetSpreadingFunction ()
	return the spreading function h(nu,tau)
TDSPMatrix *	CreateTransferFunction (TDSPMatrix *out=NULL)
	creates h(t,f)
TDSPMatrix *	CreateScatteringFunction (TDSPMatrix *out=NULL)
	creates C_H(tau,nu)
TDSPMatrix *	CreateSpreadingFunction (TDSPMatrix *out=NULL)
	creates the spreading function
virtual TDSPMatrix *	CreateImpulseResponse (TDSPMatrix *out=NULL)
	creates h(t,tau)
virtual void	ChangeRepresentation ()
	Force a change of the channel representation.
virtual void	Draw (Option_t *o="")
virtual void	Print ()
Data Fields
Bool_t	fHaveScatteringFunction
	fScatteringFunction uptodate ?
Bool_t	fHaveTransferFunction
	fTransferFunction uptodate ?
Bool_t	fHaveSpreadingFunction
	fSpreadingFunction uptodate ?
Static Protected Member Functions
TDSPMatrix *	ScatFunction (Int_t type, Double_t alpha, Double_t beta, UInt_t t0, UInt_t f0, UInt_t clen, TDSPMatrix *ScatFun=NULL)
TDSPMatrix *	TapFunction (TDSPMatrix *ScatFun, UInt_t tlen, UInt_t flen, UInt_t TapFunLen, TDSPMatrix *TapFun=NULL)
Protected Attributes
Int_t	fType
	Scattering function type (1=jakes, 2=flat) (use SetOption(..)).
TDSPMatrix *	fTransferFunction
	the time-variant transfer function h(t,f)
TDSPMatrix *	fScatteringFunction
	the scattering function C_H(tau,nu)
TDSPMatrix *	fSpreadingFunction
	momentan scattering
Double_t	fMaxDoppler
	Maximum Doppler frequency fDmax := v*f0/c0.
Double_t	fCarrierFreq
	Carrier Frequency in Hz.
Double_t	fSymbolRate
	Symbol sampling rate (sampling rate is fSymbolRate*fOverSampling.
Double_t	fOverSampling
	Oversampling Factor.
Double_t	fExpDecay
	Decay.
Double_t	fMaxDelay
	Maximum Delay time.

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Constructor & Destructor Documentation

TDSPWssus::TDSPWssus (  char *  name = NULL  )

TDSPWssus::~TDSPWssus (   )

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Member Function Documentation

virtual void TDSPWssus::ChangeRepresentation (   )  [virtual]

Force a change of the channel representation. Reimplemented from TDSPLTVChannel.

virtual TDSPMatrix* TDSPWssus::CreateImpulseResponse (  TDSPMatrix *  out = NULL  )  [virtual]

creates h(t,tau) Reimplemented from TDSPLTVChannel.

TDSPMatrix* TDSPWssus::CreateScatteringFunction (  TDSPMatrix *  out = NULL  )

creates C_H(tau,nu)

TDSPMatrix* TDSPWssus::CreateSpreadingFunction (  TDSPMatrix *  out = NULL  )

creates the spreading function

TDSPMatrix* TDSPWssus::CreateTransferFunction (  TDSPMatrix *  out = NULL  )

creates h(t,f)

virtual void TDSPWssus::Draw (  Option_t *  o = ""  )  [virtual]

Double_t TDSPWssus::GetCarrierFrequency (   )  const [inline]

Definition at line 105 of file TDSPWssus.h. References fCarrierFreq. Referenced by GetCarrierFrequencyGHz(), and GetCarrierFrequencyMHz(). { return fCarrierFreq;};

Double_t TDSPWssus::GetCarrierFrequencyGHz (   )  [inline]

Definition at line 107 of file TDSPWssus.h. References GetCarrierFrequency(). { return GetCarrierFrequency()/1.0e9;};

Double_t TDSPWssus::GetCarrierFrequencyMHz (   )  [inline]

Definition at line 106 of file TDSPWssus.h. References GetCarrierFrequency(). { return GetCarrierFrequency()/1.0e6;};

Double_t TDSPWssus::GetDiscreteExpDecay (   )  [inline]

Definition at line 112 of file TDSPWssus.h. References GetExpDecay(), and GetSamplingRate(). {return GetExpDecay()/GetSamplingRate();};

Int_t TDSPWssus::GetDiscreteMaxDelay (   )  [inline]

Definition at line 111 of file TDSPWssus.h. References GetMaxDelay(), and GetSamplingRate(). {return TMath::Nint(TMath::Max(GetMaxDelay()*GetSamplingRate(),1.));};

Int_t TDSPWssus::GetDiscreteMaxDoppler (   )  [inline]

Definition at line 113 of file TDSPWssus.h. References GetMaxDoppler(). {return TMath::Nint(TMath::Max(GetMaxDoppler(),1.));};

Int_t TDSPWssus::GetDiscreteScatteringMatrixSize (   )

Double_t TDSPWssus::GetExpDecay (   )  const [inline]

Definition at line 95 of file TDSPWssus.h. References fExpDecay. Referenced by GetDiscreteExpDecay(). { return fExpDecay;};

Double_t TDSPWssus::GetExpDecayMHz (   )  const [inline]

Definition at line 96 of file TDSPWssus.h. References fExpDecay. { return fExpDecay/1.0e6;};

Double_t TDSPWssus::GetMaxDelay (   )  const [inline]

Definition at line 93 of file TDSPWssus.h. References fMaxDelay. Referenced by GetDiscreteMaxDelay(). { return fMaxDelay;};

Double_t TDSPWssus::GetMaxDelayMus (   )  [inline]

maximum delay in µsec Definition at line 94 of file TDSPWssus.h. References fMaxDelay.

Double_t TDSPWssus::GetMaxDoppler (   )  const [inline]

Definition at line 102 of file TDSPWssus.h. References fMaxDoppler. Referenced by GetDiscreteMaxDoppler(). { return fMaxDoppler;};

Double_t TDSPWssus::GetOverSampling (   )  const [inline]

Definition at line 101 of file TDSPWssus.h. References fOverSampling. { return fOverSampling;};

Double_t TDSPWssus::GetSamplePeriod (   )  [inline]

Definition at line 89 of file TDSPWssus.h. References GetSamplingRate(). { return 1./GetSamplingRate();};

Double_t TDSPWssus::GetSamplePeriodMus (   )  [inline]

Definition at line 90 of file TDSPWssus.h. References GetSamplingRateMHz(). { return 1./GetSamplingRateMHz();};

Double_t TDSPWssus::GetSamplingRate (   )  [inline]

Definition at line 99 of file TDSPWssus.h. References fOverSampling, and GetSymbolRate(). Referenced by GetDiscreteExpDecay(), GetDiscreteMaxDelay(), and GetSamplePeriod(). { return GetSymbolRate()*fOverSampling;};

Double_t TDSPWssus::GetSamplingRateMHz (   )  [inline]

Definition at line 100 of file TDSPWssus.h. References fOverSampling, and GetSymbolRateMHz(). Referenced by GetSamplePeriodMus(). { return GetSymbolRateMHz()*fOverSampling;};

TDSPMatrix* TDSPWssus::GetScatteringFunction (   )

return C_H(tau,nu)

Double_t TDSPWssus::GetSpeed (   )  [inline]

Definition at line 103 of file TDSPWssus.h. References fCarrierFreq, and fMaxDoppler. Referenced by GetSpeedKMH(). { return fMaxDoppler*3.0e8/fCarrierFreq;};

Double_t TDSPWssus::GetSpeedKMH (   )  [inline]

Definition at line 104 of file TDSPWssus.h. References GetSpeed(). { return GetSpeed()/1000.*3600.;};

TDSPMatrix* TDSPWssus::GetSpreadingFunction (   )

return the spreading function h(nu,tau)

Double_t TDSPWssus::GetSymbolPeriod (   )  [inline]

Definition at line 91 of file TDSPWssus.h. References GetSymbolRate(). { return 1./GetSymbolRate();};

Double_t TDSPWssus::GetSymbolPeriodMus (   )  [inline]

Definition at line 92 of file TDSPWssus.h. References GetSymbolRateMHz(). { return 1./GetSymbolRateMHz();};

Double_t TDSPWssus::GetSymbolRate (   )  const [inline]

Definition at line 97 of file TDSPWssus.h. References fSymbolRate. Referenced by GetSamplingRate(), GetSymbolPeriod(), and GetSymbolRateMHz(). { return fSymbolRate;};

Double_t TDSPWssus::GetSymbolRateMHz (   )  [inline]

Definition at line 98 of file TDSPWssus.h. References GetSymbolRate(). Referenced by GetSamplingRateMHz(), and GetSymbolPeriodMus(). { return GetSymbolRate()/1.0e6;};

TDSPMatrix* TDSPWssus::GetTransferFunction (   )

returns h(t,f)

Int_t TDSPWssus::GuessChannelBlockLen (   )

Guess a Channel Block length.

virtual void TDSPWssus::Print (   )  [virtual]

Reimplemented from TDSPLTVChannel.

TDSPMatrix* TDSPWssus::ScatFunction (  Int_t  type, Double_t  alpha, Double_t  beta, UInt_t  t0, UInt_t  f0, UInt_t  clen, TDSPMatrix *  ScatFun = NULL )  [static, protected]

void TDSPWssus::SetCarrierFrequency (  Double_t  f  )  [inline]

Definition at line 81 of file TDSPWssus.h. References fCarrierFreq. Referenced by SetCarrierFrequencyGHz(), and SetCarrierFrequencyMHz(). { fCarrierFreq=f;};

void TDSPWssus::SetCarrierFrequencyGHz (  Double_t  f  )  [inline]

Definition at line 83 of file TDSPWssus.h. References SetCarrierFrequency(). { SetCarrierFrequency(f*1.0e9); };

void TDSPWssus::SetCarrierFrequencyMHz (  Double_t  f  )  [inline]

Definition at line 82 of file TDSPWssus.h. References SetCarrierFrequency(). { SetCarrierFrequency(f*1.0e6); };

void TDSPWssus::SetExpDecay (  Double_t  al  )  [inline]

Definition at line 84 of file TDSPWssus.h. References fExpDecay. Referenced by SetExpDecayMHz(). { fExpDecay = al;};

void TDSPWssus::SetExpDecayMHz (  Double_t  al  )  [inline]

Definition at line 85 of file TDSPWssus.h. References SetExpDecay(). { SetExpDecay(al*1.0e6);};

void TDSPWssus::SetMaxDelay (  Double_t  md  )  [inline]

Definition at line 86 of file TDSPWssus.h. References fMaxDelay. Referenced by SetMaxDelayMus(). { fMaxDelay = md;};

void TDSPWssus::SetMaxDelayMus (  Double_t  md  )  [inline]

Definition at line 87 of file TDSPWssus.h. References SetMaxDelay(). { SetMaxDelay(md/1.0e6);};

void TDSPWssus::SetMaxDoppler (  Double_t  d  )  [inline]

Definition at line 78 of file TDSPWssus.h. References fMaxDoppler. Referenced by SetSpeed(). { fMaxDoppler=d;};

void TDSPWssus::SetOption (  Option_t *  opt  )

Reimplemented from TDSPLTVChannel.

void TDSPWssus::SetOverSampling (  Double_t  s  )  [inline]

Definition at line 77 of file TDSPWssus.h. References fOverSampling. { fOverSampling=s;};

void TDSPWssus::SetSpeed (  Double_t  v  )  [inline]

Definition at line 79 of file TDSPWssus.h. References fCarrierFreq, and SetMaxDoppler(). Referenced by SetSpeedKMH(). { SetMaxDoppler(v/3.0e8*fCarrierFreq);};

void TDSPWssus::SetSpeedKMH (  Double_t  v  )  [inline]

Definition at line 80 of file TDSPWssus.h. References SetSpeed(). { SetSpeed(v*1000./3600.);};

void TDSPWssus::SetSymbolRate (  Double_t  s  )  [inline]

Definition at line 75 of file TDSPWssus.h. References fSymbolRate. Referenced by SetSymbolRateMHz(). { fSymbolRate=s;};

void TDSPWssus::SetSymbolRateMHz (  Double_t  s  )  [inline]

Definition at line 76 of file TDSPWssus.h. References SetSymbolRate(). { SetSymbolRate(s*1.0e6);};

TDSPMatrix* TDSPWssus::TapFunction (  TDSPMatrix *  ScatFun, UInt_t  tlen, UInt_t  flen, UInt_t  TapFunLen, TDSPMatrix *  TapFun = NULL )  [static, protected]

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Field Documentation

Double_t TDSPWssus::fCarrierFreq [protected]

Carrier Frequency in Hz. Definition at line 39 of file TDSPWssus.h. Referenced by GetCarrierFrequency(), GetSpeed(), SetCarrierFrequency(), and SetSpeed().

Double_t TDSPWssus::fExpDecay [protected]

Decay. Definition at line 43 of file TDSPWssus.h. Referenced by GetExpDecay(), GetExpDecayMHz(), and SetExpDecay().

Bool_t TDSPWssus::fHaveScatteringFunction

fScatteringFunction uptodate ? Definition at line 125 of file TDSPWssus.h.

Bool_t TDSPWssus::fHaveSpreadingFunction

fSpreadingFunction uptodate ? Definition at line 127 of file TDSPWssus.h.

Bool_t TDSPWssus::fHaveTransferFunction

fTransferFunction uptodate ? Definition at line 126 of file TDSPWssus.h.

Double_t TDSPWssus::fMaxDelay [protected]

Maximum Delay time. Definition at line 44 of file TDSPWssus.h. Referenced by GetMaxDelay(), GetMaxDelayMus(), and SetMaxDelay().

Double_t TDSPWssus::fMaxDoppler [protected]

Maximum Doppler frequency fDmax := v*f0/c0. Definition at line 38 of file TDSPWssus.h. Referenced by GetMaxDoppler(), GetSpeed(), and SetMaxDoppler().

Double_t TDSPWssus::fOverSampling [protected]

Oversampling Factor. Definition at line 41 of file TDSPWssus.h. Referenced by GetOverSampling(), GetSamplingRate(), GetSamplingRateMHz(), and SetOverSampling().

TDSPMatrix* TDSPWssus::fScatteringFunction [protected]

the scattering function C_H(tau,nu) Definition at line 35 of file TDSPWssus.h.

TDSPMatrix* TDSPWssus::fSpreadingFunction [protected]

momentan scattering Definition at line 36 of file TDSPWssus.h.

Double_t TDSPWssus::fSymbolRate [protected]

Symbol sampling rate (sampling rate is fSymbolRate*fOverSampling. Definition at line 40 of file TDSPWssus.h. Referenced by GetSymbolRate(), and SetSymbolRate().

TDSPMatrix* TDSPWssus::fTransferFunction [protected]

the time-variant transfer function h(t,f) Definition at line 34 of file TDSPWssus.h.

Int_t TDSPWssus::fType [protected]

Scattering function type (1=jakes, 2=flat) (use SetOption(..)). Definition at line 32 of file TDSPWssus.h.

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

• TDSPWssus.h

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