handles interference calculations More...

#include "interference-helper.h"

Inheritance diagram for ns3::InterferenceHelper:

Collaboration diagram for ns3::InterferenceHelper:

Classes
class	NiChange
	Noise and Interference (thus Ni) event. More...

struct	SnrPer
	Signal event for a PPDU. More...

Public Member Functions
	InterferenceHelper ()

	~InterferenceHelper ()

Ptr< Event >	Add (Ptr< const WifiPpdu > ppdu, WifiTxVector txVector, Time duration, RxPowerWattPerChannelBand rxPower)
	Add the PPDU-related signal to interference helper. More...

void	AddBand (WifiSpectrumBand band)
	Add a frequency band. More...

void	AddForeignSignal (Time duration, RxPowerWattPerChannelBand rxPower)
	Add a non-Wifi signal to interference helper. More...

struct InterferenceHelper::SnrPer	CalculateHtPhyHeaderSnrPer (Ptr< Event > event, WifiSpectrumBand band) const
	Calculate the SNIR at the start of the HT PHY header and accumulate all SNIR changes in the SNIR vector. More...

struct InterferenceHelper::SnrPer	CalculateNonHtPhyHeaderSnrPer (Ptr< Event > event, WifiSpectrumBand band) const
	Calculate the SNIR at the start of the non-HT PHY header and accumulate all SNIR changes in the SNIR vector. More...

struct InterferenceHelper::SnrPer	CalculatePayloadSnrPer (Ptr< Event > event, uint16_t channelWidth, WifiSpectrumBand band, uint16_t staId, std::pair< Time, Time > relativeMpduStartStop) const
	Calculate the SNIR at the start of the payload and accumulate all SNIR changes in the SNIR vector for each MPDU of an A-MPDU. More...

double	CalculateSnr (Ptr< Event > event, uint16_t channelWidth, uint8_t nss, WifiSpectrumBand band) const
	Calculate the SNIR for the event (starting from now until the event end). More...

void	EraseEvents (void)
	Erase all events. More...

Time	GetEnergyDuration (double energyW, WifiSpectrumBand band) const

Ptr< ErrorRateModel >	GetErrorRateModel (void) const
	Return the error rate model. More...

void	NotifyRxEnd ()
	Notify that RX has ended. More...

void	NotifyRxStart ()
	Notify that RX has started. More...

void	RemoveBands (void)
	Remove the frequency bands. More...

void	SetErrorRateModel (const Ptr< ErrorRateModel > rate)
	Set the error rate model for this interference helper. More...

void	SetNoiseFigure (double value)
	Set the noise figure. More...

void	SetNumberOfReceiveAntennas (uint8_t rx)
	Set the number of RX antennas in the receiver corresponding to this interference helper. More...

Protected Member Functions
double	CalculateChunkSuccessRate (double snir, Time duration, WifiMode mode, WifiTxVector txVector) const
	Calculate the success rate of the chunk given the SINR, duration, and Wi-Fi mode. More...

double	CalculateSnr (double signal, double noiseInterference, uint16_t channelWidth, uint8_t nss) const
	Calculate SNR (linear ratio) from the given signal power and noise+interference power. More...

Private Types
typedef std::multimap< Time, NiChange >	NiChanges
	typedef for a multimap of NiChange More...

typedef std::map< WifiSpectrumBand, NiChanges >	NiChangesPerBand
	Map of NiChanges per band. More...

Private Member Functions
NiChanges::iterator	AddNiChangeEvent (Time moment, NiChange change, WifiSpectrumBand band)
	Add NiChange to the list at the appropriate position and return the iterator of the new event. More...

void	AppendEvent (Ptr< Event > event)
	Append the given Event. More...

double	CalculateHtPhyHeaderPer (Ptr< const Event > event, NiChangesPerBand *nis, WifiSpectrumBand band) const
	Calculate the error rate of the HT PHY header. More...

double	CalculateNoiseInterferenceW (Ptr< Event > event, NiChangesPerBand *nis, WifiSpectrumBand band) const
	Calculate noise and interference power in W. More...

double	CalculateNonHtPhyHeaderPer (Ptr< const Event > event, NiChangesPerBand *nis, WifiSpectrumBand band) const
	Calculate the error rate of the non-HT PHY header. More...

double	CalculatePayloadChunkSuccessRate (double snir, Time duration, WifiTxVector txVector, uint16_t staId) const
	Calculate the success rate of the payload chunk given the SINR, duration, and Wi-Fi mode. More...

double	CalculatePayloadPer (Ptr< const Event > event, uint16_t channelWidth, NiChangesPerBand *nis, WifiSpectrumBand band, uint16_t staId, std::pair< Time, Time > window) const
	Calculate the error rate of the given PHY payload only in the provided time window (thus enabling per MPDU PER information). More...

NiChanges::const_iterator	GetNextPosition (Time moment, WifiSpectrumBand band) const
	Returns an iterator to the first NiChange that is later than moment. More...

NiChanges::const_iterator	GetPreviousPosition (Time moment, WifiSpectrumBand band) const
	Returns an iterator to the last NiChange that is before than moment. More...

Private Attributes
Ptr< ErrorRateModel >	m_errorRateModel
	error rate model More...

std::map< WifiSpectrumBand, double >	m_firstPowerPerBand
	first power of each band in watts More...

NiChangesPerBand	m_niChangesPerBand
	NI Changes for each band. More...

double	m_noiseFigure
	noise figure (linear) More...

uint8_t	m_numRxAntennas
	the number of RX antennas in the corresponding receiver More...

bool	m_rxing
	flag whether it is in receiving state More...

Detailed Description

handles interference calculations

Definition at line 132 of file interference-helper.h.

Member Typedef Documentation

◆ NiChanges

typedef std::multimap<Time, NiChange> ns3::InterferenceHelper::NiChanges

private

typedef for a multimap of NiChange

Definition at line 349 of file interference-helper.h.

◆ NiChangesPerBand

typedef std::map<WifiSpectrumBand, NiChanges> ns3::InterferenceHelper::NiChangesPerBand

private

Map of NiChanges per band.

Definition at line 354 of file interference-helper.h.

Constructor & Destructor Documentation

◆ InterferenceHelper()

ns3::InterferenceHelper::InterferenceHelper ( )

Definition at line 154 of file interference-helper.cc.

◆ ~InterferenceHelper()

ns3::InterferenceHelper::~InterferenceHelper ( )

Definition at line 161 of file interference-helper.cc.

References EraseEvents(), and m_errorRateModel.

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Member Function Documentation

◆ Add()

Ptr< Event > ns3::InterferenceHelper::Add	(	Ptr< const WifiPpdu >	ppdu,
		WifiTxVector	txVector,
		Time	duration,
		RxPowerWattPerChannelBand	rxPower
	)

Add the PPDU-related signal to interference helper.

Parameters

ppdu	the PPDU
txVector	the TXVECTOR
duration	the PPDU duration
rxPower	received power per band (W)

Returns: Event

Definition at line 168 of file interference-helper.cc.

References AppendEvent().

Referenced by AddForeignSignal(), and ns3::WifiPhy::StartReceivePreamble().

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◆ AddBand()

void ns3::InterferenceHelper::AddBand ( WifiSpectrumBand band )

Add a frequency band.

Parameters

band	the band to be created

Definition at line 196 of file interference-helper.cc.

References AddNiChangeEvent(), m_firstPowerPerBand, m_niChangesPerBand, NS_ASSERT, and NS_LOG_FUNCTION.

Referenced by ns3::SpectrumWifiPhy::UpdateInterferenceHelperBands(), and ns3::YansWifiPhy::YansWifiPhy().

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◆ AddForeignSignal()

void ns3::InterferenceHelper::AddForeignSignal	(	Time	duration,
		RxPowerWattPerChannelBand	rxPower
	)

Add a non-Wifi signal to interference helper.

Parameters

duration	the duration of the signal
rxPower	received power per band (W)

Definition at line 176 of file interference-helper.cc.

References Add(), ns3::WifiMacHeader::SetType(), ns3::WIFI_MAC_QOSDATA, and ns3::WIFI_PHY_BAND_UNSPECIFIED.

Referenced by ns3::SpectrumWifiPhy::StartRx().

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◆ AddNiChangeEvent()

InterferenceHelper::NiChanges::iterator ns3::InterferenceHelper::AddNiChangeEvent	(	Time	moment,
		NiChange	change,
		WifiSpectrumBand	band
	)

private

Add NiChange to the list at the appropriate position and return the iterator of the new event.

Parameters

moment	time to check from
change	the NiChange to add
band	identify the band to check

Returns: the iterator of the new event

Definition at line 923 of file interference-helper.cc.

References GetNextPosition(), m_niChangesPerBand, and NS_ASSERT.

Referenced by AddBand(), AppendEvent(), and EraseEvents().

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◆ AppendEvent()

void ns3::InterferenceHelper::AppendEvent ( Ptr< Event > event )

private

Append the given Event.

Parameters

event

Definition at line 252 of file interference-helper.cc.

References AddNiChangeEvent(), GetNextPosition(), GetPreviousPosition(), m_firstPowerPerBand, m_niChangesPerBand, m_rxing, NS_ASSERT, and NS_LOG_FUNCTION.

Referenced by Add().

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◆ CalculateChunkSuccessRate()

double ns3::InterferenceHelper::CalculateChunkSuccessRate	(	double	snir,
		Time	duration,
		WifiMode	mode,
		WifiTxVector	txVector
	)		const

protected

Calculate the success rate of the chunk given the SINR, duration, and Wi-Fi mode.

The duration and mode are used to calculate how many bits are present in the chunk.

Parameters

snir	the SINR
duration	the duration of the chunk
mode	the WifiMode
txVector	the TXVECTOR

Returns: the success rate

Definition at line 333 of file interference-helper.cc.

References ns3::WifiTxVector::GetChannelWidth(), ns3::WifiMode::GetDataRate(), ns3::Time::GetSeconds(), ns3::Time::IsZero(), and m_errorRateModel.

Referenced by CalculateHtPhyHeaderPer(), CalculateNonHtPhyHeaderPer(), and WifiErrorRateModelsTestCaseMimo::DoRun().

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◆ CalculateHtPhyHeaderPer()

double ns3::InterferenceHelper::CalculateHtPhyHeaderPer	(	Ptr< const Event >	event,
		NiChangesPerBand *	nis,
		WifiSpectrumBand	band
	)		const

private

Calculate the error rate of the HT PHY header.

TheHT PHY header can be divided into multiple chunks (e.g. due to interference from other transmissions).

Parameters

event	the event
nis	the NiChanges
band	the band

Returns: the error rate of the HT PHY header

Definition at line 527 of file interference-helper.cc.

Referenced by CalculateHtPhyHeaderSnrPer().

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◆ CalculateHtPhyHeaderSnrPer()

struct InterferenceHelper::SnrPer ns3::InterferenceHelper::CalculateHtPhyHeaderSnrPer	(	Ptr< Event >	event,
		WifiSpectrumBand	band
	)		const

Calculate the SNIR at the start of the HT PHY header and accumulate all SNIR changes in the SNIR vector.

Parameters

event	the event corresponding to the first time the corresponding PPDU arrives
band	identify the band used by the PSDU

Returns: struct of SNR and PER

Definition at line 861 of file interference-helper.cc.

References CalculateHtPhyHeaderPer(), CalculateNoiseInterferenceW(), CalculateSnr(), NS_LOG_FUNCTION, ns3::InterferenceHelper::SnrPer::per, and ns3::InterferenceHelper::SnrPer::snr.

Referenced by ns3::WifiPhy::StartReceivePayload().

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◆ CalculateNoiseInterferenceW()

double ns3::InterferenceHelper::CalculateNoiseInterferenceW	(	Ptr< Event >	event,
		NiChangesPerBand *	nis,
		WifiSpectrumBand	band
	)		const

private

Calculate noise and interference power in W.

Parameters

event	the event
nis	the NiChanges
band	the band

Returns: noise and interference power

Definition at line 304 of file interference-helper.cc.

References m_firstPowerPerBand, m_niChangesPerBand, ns3::Simulator::Now(), NS_ASSERT, NS_ASSERT_MSG, and NS_LOG_FUNCTION.

Referenced by CalculateHtPhyHeaderSnrPer(), CalculateNonHtPhyHeaderSnrPer(), CalculatePayloadSnrPer(), and CalculateSnr().

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◆ CalculateNonHtPhyHeaderPer()

double ns3::InterferenceHelper::CalculateNonHtPhyHeaderPer	(	Ptr< const Event >	event,
		NiChangesPerBand *	nis,
		WifiSpectrumBand	band
	)		const

private

Calculate the error rate of the non-HT PHY header.

The non-HT PHY header can be divided into multiple chunks (e.g. due to interference from other transmissions).

Parameters

event	the event
nis	the NiChanges
band	the band

Returns: the error rate of the non-HT PHY header

Definition at line 412 of file interference-helper.cc.

Referenced by CalculateNonHtPhyHeaderSnrPer().

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◆ CalculateNonHtPhyHeaderSnrPer()

struct InterferenceHelper::SnrPer ns3::InterferenceHelper::CalculateNonHtPhyHeaderSnrPer	(	Ptr< Event >	event,
		WifiSpectrumBand	band
	)		const

Calculate the SNIR at the start of the non-HT PHY header and accumulate all SNIR changes in the SNIR vector.

Parameters

event	the event corresponding to the first time the corresponding PPDU arrives
band	identify the band used by the PSDU

Returns: struct of SNR and PER

Definition at line 830 of file interference-helper.cc.

References CalculateNoiseInterferenceW(), CalculateNonHtPhyHeaderPer(), CalculateSnr(), NS_LOG_FUNCTION, ns3::InterferenceHelper::SnrPer::per, and ns3::InterferenceHelper::SnrPer::snr.

Referenced by ns3::WifiPhy::ContinueReceiveHeader(), and ns3::WifiPhy::StartReceiveHeader().

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◆ CalculatePayloadChunkSuccessRate()

double ns3::InterferenceHelper::CalculatePayloadChunkSuccessRate	(	double	snir,
		Time	duration,
		WifiTxVector	txVector,
		uint16_t	staId
	)		const

private

Calculate the success rate of the payload chunk given the SINR, duration, and Wi-Fi mode.

The duration and mode are used to calculate how many bits are present in the chunk.

Parameters

snir	the SINR
duration	the duration of the chunk
txVector	the TXVECTOR
staId	the station ID of the PSDU (only used for MU)

Returns: the success rate

Definition at line 346 of file interference-helper.cc.

References ns3::WifiMode::GetDataRate(), ns3::WifiTxVector::GetMode(), ns3::WifiTxVector::GetNss(), ns3::Time::GetSeconds(), ns3::Time::IsZero(), and m_errorRateModel.

Referenced by CalculatePayloadPer().

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◆ CalculatePayloadPer()

double ns3::InterferenceHelper::CalculatePayloadPer	(	Ptr< const Event >	event,
		uint16_t	channelWidth,
		NiChangesPerBand *	nis,
		WifiSpectrumBand	band,
		uint16_t	staId,
		std::pair< Time, Time >	window
	)		const

private

Calculate the error rate of the given PHY payload only in the provided time window (thus enabling per MPDU PER information).

The PHY payload can be divided into multiple chunks (e.g. due to interference from other transmissions).

Parameters

event	the event
channelWidth	the channel width used to transmit the PSDU (in MHz)
nis	the NiChanges
band	identify the band used by the PSDU
staId	the station ID of the PSDU (only used for MU)
window	time window (pair of start and end times) of PHY payload to focus on

Returns: the error rate of the payload

Definition at line 361 of file interference-helper.cc.

References CalculatePayloadChunkSuccessRate(), CalculateSnr(), ns3::WifiTxVector::GetMode(), ns3::WifiTxVector::GetNss(), ns3::WifiPhy::GetPhyHeaderDuration(), ns3::WifiPhy::GetPhyHtSigHeaderDuration(), ns3::WifiPhy::GetPhyPreambleDuration(), ns3::WifiPhy::GetPhySigA1Duration(), ns3::WifiPhy::GetPhySigA2Duration(), ns3::WifiPhy::GetPhySigBDuration(), ns3::WifiPhy::GetPhyTrainingSymbolDuration(), ns3::WifiTxVector::GetPreambleType(), m_firstPowerPerBand, ns3::Min(), NS_ASSERT, NS_LOG_DEBUG, NS_LOG_FUNCTION, and visualizer.ipython_view::window.

Referenced by CalculatePayloadSnrPer().

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◆ CalculatePayloadSnrPer()

struct InterferenceHelper::SnrPer ns3::InterferenceHelper::CalculatePayloadSnrPer	(	Ptr< Event >	event,
		uint16_t	channelWidth,
		WifiSpectrumBand	band,
		uint16_t	staId,
		std::pair< Time, Time >	relativeMpduStartStop
	)		const

Calculate the SNIR at the start of the payload and accumulate all SNIR changes in the SNIR vector for each MPDU of an A-MPDU.

This workaround is required in order to provide one PER per MPDU, for reception success/failure evaluation, while hiding aggregation details from this class.

Parameters

event	the event corresponding to the first time the corresponding PPDU arrives
channelWidth	the channel width used to transmit the PSDU (in MHz)
band	identify the band used by the PSDU
staId	the station ID of the PSDU (only used for MU)
relativeMpduStartStop	the time window (pair of start and end times) of PHY payload to focus on

Returns: struct of SNR and PER (with PER being evaluated over the provided time window)

Definition at line 795 of file interference-helper.cc.

References CalculateNoiseInterferenceW(), CalculatePayloadPer(), CalculateSnr(), NS_LOG_FUNCTION, ns3::InterferenceHelper::SnrPer::per, and ns3::InterferenceHelper::SnrPer::snr.

Referenced by ns3::WifiPhy::GetReceptionStatus().

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◆ CalculateSnr() [1/2]

double ns3::InterferenceHelper::CalculateSnr	(	Ptr< Event >	event,
		uint16_t	channelWidth,
		uint8_t	nss,
		WifiSpectrumBand	band
	)		const

Calculate the SNIR for the event (starting from now until the event end).

Parameters

event	the event corresponding to the first time the corresponding PPDU arrives
channelWidth	the channel width (in MHz)
nss	the number of spatial streams
band	identify the band used by the PSDU

Returns: the SNR for the PPDU in linear scale

Definition at line 818 of file interference-helper.cc.

References CalculateNoiseInterferenceW().

Referenced by CalculateHtPhyHeaderPer(), CalculateHtPhyHeaderSnrPer(), CalculateNonHtPhyHeaderPer(), CalculateNonHtPhyHeaderSnrPer(), CalculatePayloadPer(), CalculatePayloadSnrPer(), WifiErrorRateModelsTestCaseMimo::DoRun(), ns3::WifiPhy::EndOfMpdu(), and ns3::WifiPhy::EndReceive().

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◆ CalculateSnr() [2/2]

double ns3::InterferenceHelper::CalculateSnr	(	double	signal,
		double	noiseInterference,
		uint16_t	channelWidth,
		uint8_t	nss
	)		const

protected

Calculate SNR (linear ratio) from the given signal power and noise+interference power.

Parameters

signal	signal power, W
noiseInterference	noise and interference power, W
channelWidth	signal width (MHz)
nss	the number of spatial streams

Returns: SNR in linear scale

Definition at line 281 of file interference-helper.cc.

References m_noiseFigure, m_numRxAntennas, NS_LOG_DEBUG, NS_LOG_FUNCTION, and ns3::RatioToDb().

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◆ EraseEvents()

void ns3::InterferenceHelper::EraseEvents ( void )

Erase all events.

Definition at line 892 of file interference-helper.cc.

References AddNiChangeEvent(), m_firstPowerPerBand, m_niChangesPerBand, and m_rxing.

Referenced by ns3::WifiPhy::DoChannelSwitch(), ns3::WifiPhy::DoFrequencySwitch(), and ~InterferenceHelper().

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◆ GetEnergyDuration()

Time ns3::InterferenceHelper::GetEnergyDuration	(	double	energyW,
		WifiSpectrumBand	band
	)		const

Parameters

energyW	the minimum energy (W) requested
band	identify the requested band

Returns: the expected amount of time the observed energy on the medium for a given band will be higher than the requested threshold.

Definition at line 232 of file interference-helper.cc.

References GetPreviousPosition(), m_niChangesPerBand, ns3::MicroSeconds(), ns3::Simulator::Now(), and NS_ASSERT.

Referenced by ns3::WifiPhy::MaybeCcaBusyDuration(), ns3::WifiPhy::ResumeFromOff(), ns3::WifiPhy::ResumeFromSleep(), and ns3::WifiPhy::SwitchMaybeToCcaBusy().

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◆ GetErrorRateModel()

Ptr< ErrorRateModel > ns3::InterferenceHelper::GetErrorRateModel ( void ) const

Return the error rate model.

Returns: Error rate model

Definition at line 220 of file interference-helper.cc.

References m_errorRateModel.

Referenced by ns3::WifiPhy::CalculateSnr().

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◆ GetNextPosition()

InterferenceHelper::NiChanges::const_iterator ns3::InterferenceHelper::GetNextPosition	(	Time	moment,
		WifiSpectrumBand	band
	)		const

private

Returns an iterator to the first NiChange that is later than moment.

Parameters

moment	time to check from
band	identify the band to check

Returns: an iterator to the list of NiChanges

Definition at line 905 of file interference-helper.cc.

References m_niChangesPerBand, and NS_ASSERT.

Referenced by AddNiChangeEvent(), AppendEvent(), and GetPreviousPosition().

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◆ GetPreviousPosition()

InterferenceHelper::NiChanges::const_iterator ns3::InterferenceHelper::GetPreviousPosition	(	Time	moment,
		WifiSpectrumBand	band
	)		const

private

Returns an iterator to the last NiChange that is before than moment.

Parameters

moment	time to check from
band	identify the band to check

Returns: an iterator to the list of NiChanges

Definition at line 913 of file interference-helper.cc.

References GetNextPosition().

Referenced by AppendEvent(), GetEnergyDuration(), and NotifyRxEnd().

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◆ NotifyRxEnd()

void ns3::InterferenceHelper::NotifyRxEnd ( )

Notify that RX has ended.

Definition at line 938 of file interference-helper.cc.

References GetPreviousPosition(), m_firstPowerPerBand, m_niChangesPerBand, m_rxing, ns3::Simulator::Now(), NS_ASSERT, and NS_LOG_FUNCTION.

Referenced by ns3::WifiPhy::AbortCurrentReception(), ns3::WifiPhy::EndReceive(), ns3::WifiPhy::ResetReceive(), ns3::WifiPhy::StartReceiveHeader(), and ns3::WifiPhy::StartRx().

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◆ NotifyRxStart()

void ns3::InterferenceHelper::NotifyRxStart ( void )

Notify that RX has started.

Definition at line 931 of file interference-helper.cc.

References m_rxing, and NS_LOG_FUNCTION.

Referenced by ns3::WifiPhy::StartRx().

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◆ RemoveBands()

void ns3::InterferenceHelper::RemoveBands ( void )

Remove the frequency bands.

Definition at line 188 of file interference-helper.cc.

References m_firstPowerPerBand, m_niChangesPerBand, and NS_LOG_FUNCTION.

Referenced by ns3::SpectrumWifiPhy::UpdateInterferenceHelperBands().

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◆ SetErrorRateModel()

void ns3::InterferenceHelper::SetErrorRateModel ( const Ptr< ErrorRateModel > rate )

Set the error rate model for this interference helper.

Parameters

rate	Error rate model

Definition at line 214 of file interference-helper.cc.

References m_errorRateModel.

Referenced by WifiErrorRateModelsTestCaseMimo::DoRun(), and ns3::WifiPhy::SetErrorRateModel().

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◆ SetNoiseFigure()

void ns3::InterferenceHelper::SetNoiseFigure ( double value )

Set the noise figure.

Parameters

value noise figure in linear scale

Definition at line 208 of file interference-helper.cc.

References m_noiseFigure.

Referenced by WifiErrorRateModelsTestCaseMimo::DoRun(), and ns3::WifiPhy::SetRxNoiseFigure().

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◆ SetNumberOfReceiveAntennas()

void ns3::InterferenceHelper::SetNumberOfReceiveAntennas ( uint8_t rx )

Set the number of RX antennas in the receiver corresponding to this interference helper.

Parameters

rx	the number of RX antennas

Definition at line 226 of file interference-helper.cc.

References m_numRxAntennas.

Referenced by WifiErrorRateModelsTestCaseMimo::DoRun(), ns3::WifiPhy::SetErrorRateModel(), ns3::WifiPhy::SetNumberOfAntennas(), and ns3::WifiPhy::SetRxNoiseFigure().

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Member Data Documentation

◆ m_errorRateModel

Ptr<ErrorRateModel> ns3::InterferenceHelper::m_errorRateModel

private

error rate model

Definition at line 424 of file interference-helper.h.

Referenced by CalculateChunkSuccessRate(), CalculatePayloadChunkSuccessRate(), GetErrorRateModel(), SetErrorRateModel(), and ~InterferenceHelper().

◆ m_firstPowerPerBand

std::map<WifiSpectrumBand, double> ns3::InterferenceHelper::m_firstPowerPerBand

private

first power of each band in watts

Definition at line 427 of file interference-helper.h.

Referenced by AddBand(), AppendEvent(), CalculateHtPhyHeaderPer(), CalculateNoiseInterferenceW(), CalculateNonHtPhyHeaderPer(), CalculatePayloadPer(), EraseEvents(), NotifyRxEnd(), and RemoveBands().

◆ m_niChangesPerBand

NiChangesPerBand ns3::InterferenceHelper::m_niChangesPerBand

private

NI Changes for each band.

Definition at line 426 of file interference-helper.h.

Referenced by AddBand(), AddNiChangeEvent(), AppendEvent(), CalculateNoiseInterferenceW(), EraseEvents(), GetEnergyDuration(), GetNextPosition(), NotifyRxEnd(), and RemoveBands().

◆ m_noiseFigure

double ns3::InterferenceHelper::m_noiseFigure

private

noise figure (linear)

Definition at line 423 of file interference-helper.h.

Referenced by CalculateSnr(), and SetNoiseFigure().

◆ m_numRxAntennas

uint8_t ns3::InterferenceHelper::m_numRxAntennas

private

the number of RX antennas in the corresponding receiver

Definition at line 425 of file interference-helper.h.

Referenced by CalculateSnr(), and SetNumberOfReceiveAntennas().

◆ m_rxing

bool ns3::InterferenceHelper::m_rxing

private

flag whether it is in receiving state

Definition at line 428 of file interference-helper.h.

Referenced by AppendEvent(), EraseEvents(), NotifyRxEnd(), and NotifyRxStart().

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

src/wifi/model/interference-helper.h
src/wifi/model/interference-helper.cc

Classes

Public Member Functions

Protected Member Functions

Private Types

Private Member Functions

Private Attributes

Detailed Description

Member Typedef Documentation

◆ NiChanges

◆ NiChangesPerBand

Constructor & Destructor Documentation

◆ InterferenceHelper()

◆ ~InterferenceHelper()

Member Function Documentation

◆ Add()

◆ AddBand()

◆ AddForeignSignal()

◆ AddNiChangeEvent()

◆ AppendEvent()

◆ CalculateChunkSuccessRate()

◆ CalculateHtPhyHeaderPer()

◆ CalculateHtPhyHeaderSnrPer()

◆ CalculateNoiseInterferenceW()

◆ CalculateNonHtPhyHeaderPer()

◆ CalculateNonHtPhyHeaderSnrPer()

◆ CalculatePayloadChunkSuccessRate()

◆ CalculatePayloadPer()

◆ CalculatePayloadSnrPer()

◆ CalculateSnr() [1/2]

◆ CalculateSnr() [2/2]

◆ EraseEvents()

◆ GetEnergyDuration()

◆ GetErrorRateModel()

◆ GetNextPosition()

◆ GetPreviousPosition()

◆ NotifyRxEnd()

◆ NotifyRxStart()

◆ RemoveBands()

◆ SetErrorRateModel()

◆ SetNoiseFigure()

◆ SetNumberOfReceiveAntennas()

Member Data Documentation

◆ m_errorRateModel

◆ m_firstPowerPerBand

◆ m_niChangesPerBand

◆ m_noiseFigure

◆ m_numRxAntennas

◆ m_rxing