biases.cpp File Reference

Functions
FileType	BSX__ ()
void	initialiseBias ()
	Initialise satellite DSBs between default signals, e.g.
void	addDefaultBias ()
	Add default 0 values to DSBs between default signals, e.g.
void	loadStateBiases (KFState &kfState)
void	pushBiasEntry (string id, BiasEntry entry)
	Push forward and reverse bias entry into biasMaps.
void	cullOldBiases (GTime time)
bool	decomposeDSBBias (string id, BiasEntry &DSB)
	Decompose DSB or DCB into OSBs.
bool	decomposeTGDBias (SatSys Sat, double tgd)
	Convert GPS/QZS TGD into OSBs & DSB.
bool	decomposeBGDBias (SatSys Sat, double bgd1, double bgd2)
	Convert GAL BGDs into OSBs & DSB.
BiasEntry	interpolateBias (GTime &time, const BiasEntry &bias1, const BiasEntry &bias2)
bool	calculateBias (GTime &time, BiasEntry &output, const TimeBiasMap &timeBiasMap)
void	setRestrictiveStartTime (GTime &current, GTime &potential)
void	setRestrictiveEndTime (GTime &current, GTime &potential)
bool	biasRecurser (Trace &trace, GTime &time, BiasEntry &output, const E_ObsCode &obsCode1, const E_ObsCode &obsCode2, const ObsObsBiasMap &obsObsBiasMap, set< E_ObsCode > &checkedObscodes)
	Recurser of bias chaining, i.e.
bool	getBiasEntry (Trace &trace, GTime time, const string &id, E_MeasType measType, BiasEntry &output, E_ObsCode obsCode1, E_ObsCode obsCode2)
	Search for hardware bias for given measurmenet type.
bool	getBias (Trace &trace, GTime time, string id, SatSys Sat, E_ObsCode obsCode1, E_MeasType measType, double &bias, double &var, KFState *kfState_ptr)
	Search for hardware biases in phase and code.

Function Documentation

addDefaultBias()

void addDefaultBias

(

)

Add default 0 values to DSBs between default signals, e.g.

P1-P2 DCBs, for each bias ID

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biasRecurser()

bool biasRecurser	(	Trace &	trace,
		GTime &	time,
		BiasEntry &	output,
		const E_ObsCode &	obsCode1,
		const E_ObsCode &	obsCode2,
		const ObsObsBiasMap &	obsObsBiasMap,
		set< E_ObsCode > &	checkedObscodes )

Recurser of bias chaining, i.e.

searching the path between base code and secondary code

Parameters

trace	Trace to output to
time	Time of bias to look up
output	The bias entry retrieved
obsCode1	Base code of observation to find biases for
obsCode2	Secondary code of observation to find biases for
obsObsBiasMap	Bias map for given measrement type & device, as obsObsBiasMap[code1][code2][time]
checkedObscodes	A list of all checked observation codes

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BSX__()

FileType BSX__

(

)

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calculateBias()

bool calculateBias	(	GTime &	time,
		BiasEntry &	output,
		const TimeBiasMap &	timeBiasMap )

Parameters

time	Time of bias to look up
output	The bias entry retrieved
timeBiasMap	Bias map for given measrement type, device & observation codes, as timeBiasMap[time]

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cullOldBiases()

void cullOldBiases

(

GTime

time

)

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decomposeBGDBias()

bool decomposeBGDBias	(	SatSys	Sat,
		double	bgd1,
		double	bgd2 )

Convert GAL BGDs into OSBs & DSB.

Parameters

Sat	The satellite to decompose the bias of
bgd1	BGD E5a/E1 to be decomposed
bgd2	BGD E5b/E1 to be decomposed

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decomposeDSBBias()

bool decomposeDSBBias	(	string	id,
		BiasEntry &	DSB )

Decompose DSB or DCB into OSBs.

Parameters

id	ID of the bias
DSB	DSB to be decomposed

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decomposeTGDBias()

bool decomposeTGDBias	(	SatSys	Sat,
		double	tgd )

Convert GPS/QZS TGD into OSBs & DSB.

Parameters

Sat	The satellite to decompose the bias of
tgd	GPS or QZS TGD to be decomposed

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getBias()

bool getBias	(	Trace &	trace,
		GTime	time,
		string	id,
		SatSys	Sat,
		E_ObsCode	obsCode1,
		E_MeasType	measType,
		double &	bias,
		double &	var,
		KFState *	kfState_ptr )

Search for hardware biases in phase and code.

Parameters

trace	Trace to output to
time	Time of bias to look up
id	The id of the device to retrieve the bias of
Sat	The satellite to retrieve the bias of
obsCode1	Base code of observation to find biases for
measType	Type of bias to retreive (code/phase)
bias	Hardware bias
var	Hardware bias variance
kfState_ptr	Optional filter to search for biases

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getBiasEntry()

bool getBiasEntry	(	Trace &	trace,
		GTime	time,
		const string &	id,
		E_MeasType	measType,
		BiasEntry &	output,
		E_ObsCode	obsCode1,
		E_ObsCode	obsCode2 )

Search for hardware bias for given measurmenet type.

Parameters

trace	Trace to output to
time	Time of bias to look up
id	The id of the device to retrieve the bias of
measType	The measurement type to retrieve the bias of
output	The bias entry retrieved
obsCode1	Base code of observation to find biases for
obsCode2	Secondary code of observation to find biases for

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initialiseBias()

void initialiseBias

(

)

Initialise satellite DSBs between default signals, e.g.

P1-P2 DCBs, with 0 values

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interpolateBias()

BiasEntry interpolateBias	(	GTime &	time,
		const BiasEntry &	bias1,
		const BiasEntry &	bias2 )

Parameters

time	Time of bias to interpolate
bias1	First bias entry
bias2	Second bias entry

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loadStateBiases()

void loadStateBiases

(

KFState &

kfState

)

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pushBiasEntry()

void pushBiasEntry	(	string	id,
		BiasEntry	entry )

Push forward and reverse bias entry into biasMaps.

Parameters

id	Device ID
entry	Bias entry to push into biasMaps

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setRestrictiveEndTime()

void setRestrictiveEndTime	(	GTime &	current,
		GTime &	potential )

Parameters

current	Current end time of bias
potential	Potential end time of bias

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setRestrictiveStartTime()

void setRestrictiveStartTime	(	GTime &	current,
		GTime &	potential )

Parameters

current	Current start time of bias
potential	Potential start time of bias

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