ns3::LrWpanSpectrumValueHelper Class Reference

This class defines all functions to create spectrum model for LrWpan. More...

#include "lr-wpan-spectrum-value-helper.h"

Collaboration diagram for ns3::LrWpanSpectrumValueHelper:

Public Member Functions
	LrWpanSpectrumValueHelper ()
virtual	~LrWpanSpectrumValueHelper ()
Ptr< SpectrumValue >	CreateNoisePowerSpectralDensity (uint32_t channel)
	create spectrum value for noise More...
Ptr< SpectrumValue >	CreateTxPowerSpectralDensity (double txPower, uint32_t channel)
	create spectrum value More...
void	SetNoiseFactor (double f)
	Set the noise factor added to the thermal noise. More...

Static Public Member Functions
static double	TotalAvgPower (Ptr< const SpectrumValue > psd, uint32_t channel)
	total average power of the signal is the integral of the PSD using the limits of the given channel More...

Private Attributes
double	m_noiseFactor
	A scaling factor for the noise power. More...

Detailed Description

This class defines all functions to create spectrum model for LrWpan.

Definition at line 34 of file lr-wpan-spectrum-value-helper.h.

Constructor & Destructor Documentation

LrWpanSpectrumValueHelper()

ns3::LrWpanSpectrumValueHelper::LrWpanSpectrumValueHelper

(

)

Definition at line 62 of file lr-wpan-spectrum-value-helper.cc.

References m_noiseFactor, and NS_LOG_FUNCTION.

~LrWpanSpectrumValueHelper()

ns3::LrWpanSpectrumValueHelper::~LrWpanSpectrumValueHelper ( )

virtual

Definition at line 68 of file lr-wpan-spectrum-value-helper.cc.

References NS_LOG_FUNCTION.

Member Function Documentation

CreateNoisePowerSpectralDensity()

Ptr< SpectrumValue > ns3::LrWpanSpectrumValueHelper::CreateNoisePowerSpectralDensity

(

uint32_t

channel

)

create spectrum value for noise

Parameters

channel

the channel number per IEEE802.15.4

Returns

a Ptr to a newly created SpectrumValue instance

Definition at line 107 of file lr-wpan-spectrum-value-helper.cc.

References third::channel, ns3::g_LrWpanSpectrumModel, m_noiseFactor, NS_ASSERT_MSG, and NS_LOG_FUNCTION.

Referenced by ns3::LrWpanPhy::SetRxSensitivity().

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CreateTxPowerSpectralDensity()

Ptr< SpectrumValue > ns3::LrWpanSpectrumValueHelper::CreateTxPowerSpectralDensity	(	double	txPower,
		uint32_t	channel
	)

create spectrum value

Parameters

txPower	the power transmission in dBm
channel	the channel number per IEEE802.15.4

Returns

a Ptr to a newly created SpectrumValue instance

Definition at line 74 of file lr-wpan-spectrum-value-helper.cc.

References third::channel, ns3::g_LrWpanSpectrumModel, NS_ASSERT_MSG, and NS_LOG_FUNCTION.

Referenced by LrWpanSpectrumValueHelperTestCase::DoRun(), ns3::LrWpanPhy::PlmeSetAttributeRequest(), and ns3::LrWpanPhy::SetRxSensitivity().

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SetNoiseFactor()

void ns3::LrWpanSpectrumValueHelper::SetNoiseFactor

(

double

f

)

Set the noise factor added to the thermal noise.

Parameters

f	A dimensionless ratio (i.e. Not in dB)

Definition at line 130 of file lr-wpan-spectrum-value-helper.cc.

References f(), and m_noiseFactor.

Referenced by ns3::LrWpanPhy::SetRxSensitivity().

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TotalAvgPower()

double ns3::LrWpanSpectrumValueHelper::TotalAvgPower ( Ptr< const SpectrumValue >  psd, uint32_t  channel  )

static

total average power of the signal is the integral of the PSD using the limits of the given channel

Parameters

psd	spectral density
channel	the channel number per IEEE802.15.4

Returns

total power (using composite trap. rule to numerally integrate)

Definition at line 136 of file lr-wpan-spectrum-value-helper.cc.

References third::channel, ns3::g_LrWpanSpectrumModel, NS_ASSERT, and NS_LOG_FUNCTION.

Referenced by ns3::LrWpanPhy::CheckInterference(), LrWpanSpectrumValueHelperTestCase::DoRun(), ns3::LrWpanPhy::EndCca(), ns3::LrWpanPhy::EndEd(), ns3::LrWpanPhy::EndRx(), ns3::LrWpanPhy::GetCurrentSignalPsd(), and ns3::LrWpanPhy::StartRx().

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Member Data Documentation

m_noiseFactor

double ns3::LrWpanSpectrumValueHelper::m_noiseFactor

private

A scaling factor for the noise power.

It specifies how much additional noise the device contribute to the thermal noise (floor noise).

Definition at line 76 of file lr-wpan-spectrum-value-helper.h.

Referenced by LrWpanSpectrumValueHelper(), CreateNoisePowerSpectralDensity(), and SetNoiseFactor().

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

• src/lr-wpan/model/lr-wpan-spectrum-value-helper.h
• src/lr-wpan/model/lr-wpan-spectrum-value-helper.cc