Path: SpacecraftEstimation/SensorMeas
% 3D radar model for use with Kalman Filters.
Since version 2014.1
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Form:
[y, sN, v] = MeasRadar( x, d )
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Inputs
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x (:,1) Target ECI state [r;v] (km,km/s)
d (1,1) Radar data structure
.lambda (1,1) Wavelength (m)
.noise (4,1) 1 sigma noise [range;rangeRate;
azimuth;elevation]
.qECIToBody (4,1) Quaternion from ECI to body
.qBodyToRadar (4,1) Quaternion from body to radar
.xRadar (6,1) Radar ECI state [r;v] (km,km/s)
.horizonAngle (1,1) Horizon angle for acquisition
.sigma (1,:) Radar crosssection
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Outputs
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y (4,1) Measurements [range;rangeRate;azimuth;elevation]
sN (1,1) Signal to noise ratio (dB)
v (1,1) 1 if sensor is visible.
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Link: Coverage/SatelliteVisibility Link: LinkUtilities/DBSignal Link: LinkUtilities/DBSignalToPower Link: LinkUtilities/FrequencyToWavelength Link: Radar/RadarSN Common: CommonData/SwooshWatermark Common: General/CellToMat Common: General/DeBlankLT Common: General/DispWithTitle Common: General/MatToCell Common: General/Watermark Common: Graphics/Axis3D Common: Graphics/Ellipsd Common: Graphics/Map Common: Graphics/NewFig Common: Graphics/Plot2D Common: Graphics/PltStyle Common: Graphics/TitleS Common: Graphics/XLabelS Common: Graphics/YLabelS Common: Graphics/ZLabelS Common: Quaternion/QForm Common: Quaternion/QMult Math: Linear/Dot Math: Linear/DupVect Math: Linear/Mag Math: Linear/Unit
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