org.orekit.estimation.measurements.gnss

Class AbstractDualFrequencyCombination

java.lang.Object

org.orekit.estimation.measurements.gnss.AbstractDualFrequencyCombination

All Implemented Interfaces:

MeasurementCombination

Direct Known Subclasses:

GeometryFreeCombination, IonosphereFreeCombination, NarrowLaneCombination, WideLaneCombination

public abstract class AbstractDualFrequencyCombination
extends Object
implements MeasurementCombination

Base class for dual frequency combination of measurements.

Since:

10.1

Author:

Bryan Cazabonne

Field Summary

Fields

Modifier and Type	Field and Description
static double	MHZ_TO_HZ Mega Hertz to Hertz converter.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractDualFrequencyCombination(CombinationType type, SatelliteSystem system) Constructor.

Method Summary

Modifier and Type	Method and Description
CombinedObservationData	combine(ObservationData od1, ObservationData od2) Combines observation data using a dual frequency combination of measurements.
CombinedObservationDataSet	combine(ObservationDataSet observations) Combines observation data using a combination of measurements.
protected abstract double	getCombinedFrequency(Frequency f1, Frequency f2) Get the combined frequency of two measurements.
protected abstract double	getCombinedValue(double obs1, Frequency f1, double obs2, Frequency f2) Get the combined observed value of two measurements.
String	getName() Get the name of the combination of measurements.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MHZ_TO_HZ

public static final double MHZ_TO_HZ

Mega Hertz to Hertz converter.

See Also:

Constant Field Values

Constructor Detail

AbstractDualFrequencyCombination

protected AbstractDualFrequencyCombination(CombinationType type,
                                           SatelliteSystem system)

Constructor.

Parameters:

type - combination of measurements type

system - satellite system

Method Detail

getName

public String getName()

Get the name of the combination of measurements.

Specified by:

getName in interface MeasurementCombination

Returns:

name of the combination of measurements

combine

public CombinedObservationData combine(ObservationData od1,
                                       ObservationData od2)

Combines observation data using a dual frequency combination of measurements.

Parameters:

od1 - first observation data to combined

od2 - second observation data to combined

Returns:

a combined observation data

combine

public CombinedObservationDataSet combine(ObservationDataSet observations)

Combines observation data using a combination of measurements.

Specified by:

combine in interface MeasurementCombination

Parameters:

observations - observation data set

Returns:

a combined observation data set

getCombinedValue

protected abstract double getCombinedValue(double obs1,
                                           Frequency f1,
                                           double obs2,
                                           Frequency f2)

Get the combined observed value of two measurements.

Parameters:

obs1 - observed value of the first measurement

f1 - frequency of the first measurement

obs2 - observed value of the second measurement

f2 - frequency of the second measurement

Returns:

combined observed value

getCombinedFrequency

protected abstract double getCombinedFrequency(Frequency f1,
                                               Frequency f2)

Get the combined frequency of two measurements.

Parameters:

f1 - frequency of the first measurement

f2 - frequency of the second measurement

Returns:

combined frequency in MHz