spp.cpp File Reference

Functions
Architecture	SPP__ ()
bool	prange (Trace &trace, GObs &obs, int ionomode, double &range, double &measVar, double &biasVar, KFState *kfState_ptr)
	Calculate pseudorange with code bias correction.
bool	ionocorr (GTime time, VectorPos &pos, AzEl &azel, E_IonoMode ionoMode, double &dion, double &var)
	Compute ionospheric corrections.
bool	validateDOP (Trace &trace, ObsList &obsList, double elevationMaskDeg, Dops *dops_ptr=nullptr)
	Validate Dilution of Precision of solution.
void	printFailures (const string &id, ObsList &obsList)
void	removeUnmeasuredStates (Trace &trace, KFState &kfState, KFMeasEntryList &kfMeasEntryList)
E_Solution	estpos (Trace &trace, ObsList &obsList, Solution &sol, string id, KFState *kfState_ptr=nullptr, string description="SPP")
	Estimate receiver position and biases using code measurements.
bool	raim (Trace &trace, ObsList &obsList, Solution &sol, string id, KFState *kfState_ptr=nullptr)
	Receiver autonomous integrity monitoring (RAIM) failure detection and exclution.
void	spp (Trace &trace, ObsList &obsList, Solution &sol, string id, KFState *kfState_ptr, KFState *remote_ptr)
	Compute receiver position, velocity, clock bias by single-point positioning with pseudorange observables.

Function Documentation

estpos()

E_Solution estpos	(	Trace &	trace,
		ObsList &	obsList,
		Solution &	sol,
		string	id,
		KFState *	kfState_ptr = nullptr,
		string	description = "SPP" )

Estimate receiver position and biases using code measurements.

Parameters

trace	Trace file to output to
obsList	List of observations for this epoch
sol	Solution object containing initial conditions and results
id	Id of receiver
kfState_ptr	Optional kfstate pointer to retrieve ppp values from
description	Description to prepend to clarify outputs

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ionocorr()

bool ionocorr	(	GTime	time,
		VectorPos &	pos,
		AzEl &	azel,
		E_IonoMode	ionoMode,
		double &	dion,
		double &	var )

Compute ionospheric corrections.

Parameters

time	Time
pos	Receiver position in LLH
azel	Azimuth and elevation
ionoMode	Ionospheric correction model
dion	Ionospheric delay (L1) value output
var	Ionospheric delay (L1) variance output

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prange()

bool prange	(	Trace &	trace,
		GObs &	obs,
		int	ionomode,
		double &	range,
		double &	measVar,
		double &	biasVar,
		KFState *	kfState_ptr )

Calculate pseudorange with code bias correction.

Parameters

trace	Trace file to output to
obs	Observation to calculate pseudorange for
ionomode	Ionospheric correction mode
range	Pseudorange value output
measVar	Pseudorange variance output
biasVar	Bias variance output
kfState_ptr	Optional kfstate to retrieve biases from

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printFailures()

void printFailures	(	const string &	id,
		ObsList &	obsList )

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raim()

bool raim	(	Trace &	trace,
		ObsList &	obsList,
		Solution &	sol,
		string	id,
		KFState *	kfState_ptr = nullptr )

Receiver autonomous integrity monitoring (RAIM) failure detection and exclution.

Parameters

trace	Trace file to output to
obsList	List of observations for this epoch
sol	Solution object containing initial conditions and results
id	Id of receiver

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removeUnmeasuredStates()

void removeUnmeasuredStates	(	Trace &	trace,
		KFState &	kfState,
		KFMeasEntryList &	kfMeasEntryList )

Parameters

trace	Trace to output to
kfState	Filter to remove states from
kfMeasEntryList	List of measurements for this filter iteration

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spp()

void spp	(	Trace &	trace,
		ObsList &	obsList,
		Solution &	sol,
		string	id,
		KFState *	kfState_ptr,
		KFState *	remote_ptr )

Compute receiver position, velocity, clock bias by single-point positioning with pseudorange observables.

Parameters

trace	Trace file to output to
obsList	List of observations for this epoch
sol	Solution object containing initial state and results
id	Id of receiver
kfState_ptr	Optional pointer to filter to take ephemerides from
remote_ptr	Optional pointer to filter to take ephemerides from

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SPP__()

Architecture SPP__

(

)

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validateDOP()

bool validateDOP	(	Trace &	trace,
		ObsList &	obsList,
		double	elevationMaskDeg,
		Dops *	dops_ptr = nullptr )

Validate Dilution of Precision of solution.

Parameters

trace	Trace file to output to
obsList	List of observations for this epoch
elevationMaskDeg	Elevation mask
dops_ptr	Optional pointer to output for DOP

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