#include <stripline.h>

Inheritance diagram for STRIPLINE:

Public Member Functions
	STRIPLINE ()

void	Analyse () override
	Analyse track geometry parameters to output Z0 and Ang_L.

bool	Synthesize (SYNTHESIZE_OPTS aOpts) override
	Synthesis track geometry parameters to match given Z0.

void	SetParameter (const TRANSLINE_PARAMETERS aParam, const double aValue)
	Sets the given calculation property.

double	GetParameter (const TRANSLINE_PARAMETERS aParam) const
	Gets the given calculation property.

double &	GetParameterRef (const TRANSLINE_PARAMETERS aParam)
	Adds a constant to the given parameter.

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > > &	GetAnalysisResults ()
	Gets the output parameters following analysis.

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > > &	GetSynthesisResults ()
	Gets the output parameters following synthesis.

Protected Member Functions
void	InitProperties (const std::initializer_list< TRANSLINE_PARAMETERS > &aParams)
	Initialises the properties used (as inputs or outputs) by the calculation.

void	SetAnalysisResult (TRANSLINE_PARAMETERS aParam, const double aValue, const TRANSLINE_STATUS aStatus=TRANSLINE_STATUS::OK)
	Sets an analysis result.

void	SetSynthesisResult (TRANSLINE_PARAMETERS aParam, const double aValue, const TRANSLINE_STATUS aStatus=TRANSLINE_STATUS::OK)
	Sets a synthesis result.

bool	MinimiseZ0Error1D (TRANSLINE_PARAMETERS aOptimise, TRANSLINE_PARAMETERS aMeasure)
	minimizeZ0Error1D

bool	MinimiseZ0Error2D (TRANSLINE_PARAMETERS aParam1, TRANSLINE_PARAMETERS aParam2)
	minimizeZ0Error2D

double	SkinDepth () const
	Calculate skin depth.

Static Protected Member Functions
static double	UnitPropagationDelay (double aEpsilonEff)
	Calculates the unit propagation delay (ps/cm) for the given effective permittivity.

static std::pair< double, double >	EllipticIntegral (double arg)
	Computes the complete elliptic integral of first kind K() and the second kind E() using the arithmetic-geometric mean algorithm (AGM) by Abramowitz and Stegun.

static double	coth (const double x)
	Calculates cosh of the given argument.

static double	sech (const double x)
	Calculates sech of the given argument.

Protected Attributes
std::unordered_map< TRANSLINE_PARAMETERS, double >	m_parameters
	All input and output properties used by the calculation.

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > >	m_analysisStatus
	Analysis results.

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > >	m_synthesisStatus
	Synthesis results.

Static Protected Attributes
static constexpr double	m_maxError { 0.000001 }
	The maximum error for Z0 optimisations.

Private Types
using	TCP = TRANSLINE_PARAMETERS

Private Member Functions
void	SetAnalysisResults () override
	Sets the output values and status following analysis.

void	SetSynthesisResults () override
	Sets the output values and status following synthesis.

double	lineImpedance (double aHeight, double &aAc) const
	Calculate characteristic impedance and conductor loss (in db/meter)

Private Attributes
double	unit_prop_delay

Detailed Description

Definition at line 31 of file common/transline_calculations/stripline.h.

Member Typedef Documentation

◆ TCP

using STRIPLINE::TCP = TRANSLINE_PARAMETERS

private

Definition at line 33 of file common/transline_calculations/stripline.h.

Constructor & Destructor Documentation

◆ STRIPLINE()

STRIPLINE::STRIPLINE ( )

inline

Definition at line 36 of file common/transline_calculations/stripline.h.

References ANG_L, EPSILON_EFF, EPSILONR, FREQUENCY, H, LOSS_CONDUCTOR, LOSS_DIELECTRIC, MURC, PHYS_LEN, PHYS_WIDTH, SIGMA, SKIN_DEPTH, STRIPLINE_A, T, TAND, TRANSLINE_CALCULATION_BASE::TRANSLINE_CALCULATION_BASE(), UNIT_PROP_DELAY, and Z0.

Member Function Documentation

◆ Analyse()

void STRIPLINE::Analyse ( )

overridevirtual

Analyse track geometry parameters to output Z0 and Ang_L.

Implements TRANSLINE_CALCULATION_BASE.

Definition at line 32 of file common/transline_calculations/stripline.cpp.

References ANG_L, TRANSLINE_CALCULATIONS::C0, EPSILON_EFF, EPSILONR, FREQUENCY, TRANSLINE_CALCULATION_BASE::GetParameter(), H, lineImpedance(), TRANSLINE_CALCULATIONS::LOG2DB, LOSS_CONDUCTOR, LOSS_DIELECTRIC, M_PI, PHYS_LEN, TRANSLINE_CALCULATION_BASE::SetParameter(), SKIN_DEPTH, TRANSLINE_CALCULATION_BASE::SkinDepth(), STRIPLINE_A, T, TAND, unit_prop_delay, TRANSLINE_CALCULATION_BASE::UnitPropagationDelay(), and Z0.

◆ coth()

static double TRANSLINE_CALCULATION_BASE::coth ( const double x )

inlinestaticprotectedinherited

Calculates cosh of the given argument.

Definition at line 211 of file transline_calculation_base.h.

Referenced by COUPLED_STRIPLINE::calcZeroThicknessCoupledImpedances().

◆ EllipticIntegral()

std::pair< double, double > TRANSLINE_CALCULATION_BASE::EllipticIntegral ( double arg )

staticprotectedinherited

Computes the complete elliptic integral of first kind K() and the second kind E() using the arithmetic-geometric mean algorithm (AGM) by Abramowitz and Stegun.

Returns: std::pair<K, E> where K = first kind integral, E = second kind integral

Definition at line 159 of file transline_calculation_base.cpp.

References INFINITY, M_PI_2, and NR_EPSI.

Referenced by COUPLED_STRIPLINE::calcSingleStripImpedances(), and COUPLED_STRIPLINE::calcZeroThicknessCoupledImpedances().

◆ GetAnalysisResults()

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > > & TRANSLINE_CALCULATION_BASE::GetAnalysisResults ( )

inherited

Gets the output parameters following analysis.

Definition at line 36 of file transline_calculation_base.cpp.

References m_analysisStatus, and SetAnalysisResults().

◆ GetParameter()

double TRANSLINE_CALCULATION_BASE::GetParameter ( const TRANSLINE_PARAMETERS aParam ) const

inlineinherited

Gets the given calculation property.

Definition at line 121 of file transline_calculation_base.h.

References m_parameters.

◆ GetParameterRef()

double & TRANSLINE_CALCULATION_BASE::GetParameterRef ( const TRANSLINE_PARAMETERS aParam )

inlineinherited

Adds a constant to the given parameter.

Definition at line 124 of file transline_calculation_base.h.

References m_parameters.

Referenced by MinimiseZ0Error1D().

◆ GetSynthesisResults()

std::unordered_map< TRANSLINE_PARAMETERS, std::pair< double, TRANSLINE_STATUS > > & TRANSLINE_CALCULATION_BASE::GetSynthesisResults ( )

inherited

Gets the output parameters following synthesis.

Definition at line 44 of file transline_calculation_base.cpp.

References m_synthesisStatus, and SetSynthesisResults().

◆ InitProperties()

void TRANSLINE_CALCULATION_BASE::InitProperties ( const std::initializer_list< TRANSLINE_PARAMETERS > & aParams )

protectedinherited

Initialises the properties used (as inputs or outputs) by the calculation.

Definition at line 28 of file transline_calculation_base.cpp.

References m_parameters.

Referenced by TRANSLINE_CALCULATION_BASE().

◆ lineImpedance()

double STRIPLINE::lineImpedance	(	double	aHeight,
		double &	aAc ) const

private

Calculate characteristic impedance and conductor loss (in db/meter)

Definition at line 130 of file common/transline_calculations/stripline.cpp.

References EPSILONR, FREQUENCY, TRANSLINE_CALCULATION_BASE::GetParameter(), M_PI, PHYS_WIDTH, SIGMA, T, and TRANSLINE_CALCULATIONS::ZF0.

Referenced by Analyse().

◆ MinimiseZ0Error1D()

bool TRANSLINE_CALCULATION_BASE::MinimiseZ0Error1D	(	TRANSLINE_PARAMETERS	aOptimise,
		TRANSLINE_PARAMETERS	aMeasure )

protectedinherited

minimizeZ0Error1D

Tries to find a parameter that minimizes the error on Z0. This function only works with a single parameter. Calls Analyse several times until the error is acceptable.

This function does not change Z0 / Angl_L

Parameters

aOptimise	Parameter to optimise
aMeasure	The parameter to measure / optimise against

Returns: true if error < MAX_ERROR, otherwise false

Definition at line 65 of file transline_calculation_base.cpp.

References Analyse(), ANG_L, TRANSLINE_CALCULATIONS::C0, EPSILON_EFF, FREQUENCY, GetParameter(), GetParameterRef(), m_maxError, M_PI, PHYS_LEN, and SetParameter().

Referenced by COUPLED_MICROSTRIP::Synthesize(), COUPLED_STRIPLINE::Synthesize(), MICROSTRIP::Synthesize(), and STRIPLINE::Synthesize().

◆ MinimiseZ0Error2D()

bool TRANSLINE_CALCULATION_BASE::MinimiseZ0Error2D	(	TRANSLINE_PARAMETERS	aParam1,
		TRANSLINE_PARAMETERS	aParam2 )

protectedinherited

minimizeZ0Error2D

Tries to find the parameters that minimizes the error on Z_Diff. This function only works with two parameters. Calls Analyse several times until the error is acceptable. While the error is unacceptable, changes slightly the parameter.

This function does not change Z0 / Angl_L

Parameters

aParam1	First parameter to optimise
aParam2	Secpmd parameter to optimise

Returns: true if error < MAX_ERROR, otherwise false

◆ sech()

static double TRANSLINE_CALCULATION_BASE::sech ( const double x )

inlinestaticprotectedinherited

Calculates sech of the given argument.

Definition at line 214 of file transline_calculation_base.h.

Referenced by COUPLED_STRIPLINE::calcSingleStripImpedances().

◆ SetAnalysisResult()

void TRANSLINE_CALCULATION_BASE::SetAnalysisResult	(	TRANSLINE_PARAMETERS	aParam,
		const double	aValue,
		const TRANSLINE_STATUS	aStatus = TRANSLINE_STATUS::OK )

protectedinherited

Sets an analysis result.

Definition at line 51 of file transline_calculation_base.cpp.

References m_analysisStatus.

Referenced by COUPLED_MICROSTRIP::SetAnalysisResults(), COUPLED_STRIPLINE::SetAnalysisResults(), MICROSTRIP::SetAnalysisResults(), STRIPLINE::SetAnalysisResults(), and COUPLED_MICROSTRIP::SetSynthesisResults().

◆ SetAnalysisResults()

void STRIPLINE::SetAnalysisResults ( )

overrideprivatevirtual

Sets the output values and status following analysis.

Implements TRANSLINE_CALCULATION_BASE.

Definition at line 61 of file common/transline_calculations/stripline.cpp.

References ANG_L, EPSILON_EFF, TRANSLINE_CALCULATION_BASE::GetParameter(), H, LOSS_CONDUCTOR, LOSS_DIELECTRIC, OK, PHYS_LEN, PHYS_WIDTH, TRANSLINE_CALCULATION_BASE::SetAnalysisResult(), SKIN_DEPTH, STRIPLINE_A, T, TS_ERROR, UNIT_PROP_DELAY, unit_prop_delay, WARNING, and Z0.

◆ SetParameter()

void TRANSLINE_CALCULATION_BASE::SetParameter	(	const TRANSLINE_PARAMETERS	aParam,
		const double	aValue )

inlineinherited

Sets the given calculation property.

Definition at line 118 of file transline_calculation_base.h.

References m_parameters.

Referenced by COUPLED_STRIPLINE::Analyse(), STRIPLINE::Analyse(), COUPLED_MICROSTRIP::attenuation(), MICROSTRIP::attenuation(), COUPLED_STRIPLINE::calcZ0EvenMode(), COUPLED_STRIPLINE::calcZ0OddMode(), MICROSTRIP::dispersion(), MICROSTRIP::line_angle(), MICROSTRIP::microstrip_Z0(), MinimiseZ0Error1D(), COUPLED_MICROSTRIP::syn_fun(), COUPLED_MICROSTRIP::synth_width(), COUPLED_MICROSTRIP::Synthesize(), COUPLED_STRIPLINE::Synthesize(), MICROSTRIP::Synthesize(), and COUPLED_MICROSTRIP::Z0_dispersion().

◆ SetSynthesisResult()

void TRANSLINE_CALCULATION_BASE::SetSynthesisResult	(	TRANSLINE_PARAMETERS	aParam,
		const double	aValue,
		const TRANSLINE_STATUS	aStatus = TRANSLINE_STATUS::OK )