org.orekit.estimation.measurements.gnss

Class InterSatellitesPhase

java.lang.Object

org.orekit.estimation.measurements.AbstractMeasurement<InterSatellitesPhase>

org.orekit.estimation.measurements.gnss.InterSatellitesPhase

All Implemented Interfaces:

Comparable<ComparableMeasurement>, ComparableMeasurement, ObservedMeasurement<InterSatellitesPhase>, TimeStamped, ParameterDriversProvider

public class InterSatellitesPhase
extends AbstractMeasurement<InterSatellitesPhase>

两颗卫星之间的相位测量。

该测量被认为是远程卫星发射的信号被本地卫星接收到。其值是发射和接收之间的循环次数。在信号飞行时间内考虑了两个航天器的运动。测量的日期对应于接收到发射信号的地面。

Since:

10.3

Author:

Bryan Cazabonne

Field Summary

Fields

Modifier and Type	Field and Description
static String	AMBIGUITY_NAME 歧义驱动的名称。
static String	MEASUREMENT_TYPE 测量的类型。

Constructor Summary

Constructors

Constructor and Description
InterSatellitesPhase(ObservableSatellite local, ObservableSatellite remote, AbsoluteDate date, double phase, double wavelength, double sigma, double baseWeight) 构造函数。

Method Summary

Modifier and Type	Method and Description
ParameterDriver	getAmbiguityDriver() 获取相位歧义的驱动器。
double	getWavelength() 获取波长。
protected EstimatedMeasurement<InterSatellitesPhase>	theoreticalEvaluation(int iteration, int evaluation, SpacecraftState[] states) 估算理论值。
protected EstimatedMeasurementBase<InterSatellitesPhase>	theoreticalEvaluationWithoutDerivatives(int iteration, int evaluation, SpacecraftState[] states) 估算不带导数的理论值。

Methods inherited from class org.orekit.estimation.measurements.AbstractMeasurement

addModifier, addParameterDriver, estimate, estimateWithoutDerivatives, getBaseWeight, getCoordinates, getDate, getDimension, getModifiers, getObservedValue, getParametersDrivers, getSatellites, getTheoreticalStandardDeviation, isEnabled, setEnabled, signalTimeOfFlight, signalTimeOfFlight

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.orekit.estimation.measurements.ObservedMeasurement

getMeasurementType

Methods inherited from interface org.orekit.estimation.measurements.ComparableMeasurement

compareTo

Methods inherited from interface org.orekit.time.TimeStamped

durationFrom

Methods inherited from interface org.orekit.utils.ParameterDriversProvider

getNbParametersDriversValue, getParameterDriver, getParameters, getParameters, getParameters, getParameters, getParametersAllValues, getParametersAllValues, isSupported

Field Detail

MEASUREMENT_TYPE

public static final String MEASUREMENT_TYPE

测量的类型。

另请参阅:

常量字段值

AMBIGUITY_NAME

public static final String AMBIGUITY_NAME

歧义驱动的名称。

另请参阅:

常量字段值

Constructor Detail

InterSatellitesPhase

public InterSatellitesPhase(ObservableSatellite local,
                            ObservableSatellite remote,
                            AbsoluteDate date,
                            double phase,
                            double wavelength,
                            double sigma,
                            double baseWeight)

构造函数。

参数:

local - 接收信号并执行测量的卫星

remote - 简单发射信号的远程卫星

date - 测量日期

phase - 观测值（循环次数）

wavelength - 观测值波长（米）

sigma - 理论标准偏差

baseWeight - 基本权重

Method Detail

getWavelength

public double getWavelength()

获取波长。

返回:

波长（米）

getAmbiguityDriver

public ParameterDriver getAmbiguityDriver()

获取相位歧义的驱动器。

返回:

相位歧义的驱动器

theoreticalEvaluationWithoutDerivatives

protected EstimatedMeasurementBase<InterSatellitesPhase> theoreticalEvaluationWithoutDerivatives(int iteration,
                                                                                                 int evaluation,
                                                                                                 SpacecraftState[] states)

估算不带导数的理论值。

理论值没有应用任何修饰符。

指定者:

theoreticalEvaluationWithoutDerivatives 在类 AbstractMeasurement<InterSatellitesPhase>

参数:

iteration - 迭代次数

evaluation - 评估次数

states - 测量日期的轨道状态

返回:

理论值

另请参阅:

AbstractMeasurement.estimate(int, int, SpacecraftState[])

theoreticalEvaluation

protected EstimatedMeasurement<InterSatellitesPhase> theoreticalEvaluation(int iteration,
                                                                           int evaluation,
                                                                           SpacecraftState[] states)

估算理论值。

理论值没有应用任何修饰符。

指定者:

theoreticalEvaluation 在类 AbstractMeasurement<InterSatellitesPhase>

参数:

iteration - 迭代次数

evaluation - 评估次数

states - 测量日期的轨道状态

返回:

理论值

另请参阅:

AbstractMeasurement.estimate(int, int, SpacecraftState[])