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Directory List

Coverage, Ladar, LinkDesign, LinkUtilities, Optical, RF, Radar, Demos/Optical, Demos/RF,

Functions and Demos

Coverage

GenerateSwath - Generate dynamical plots of antenna patterns.

GroundStationVisibility - Determine ground station visibility for spacecraft position(s).

ISLFOV - Determines if a satellite is visible to an ISL.

SatelliteVisibility - Determines the visibility between the points in r2 and r1.


Ladar

LADAREquation - Solves one form of the laser radar equation. Computes probability of

LADARTransmitPower - Computes required Ladar transmit power.


LinkDesign

LinkAnalysisTool - Performs a link analysis for a satellite.


LinkUtilities

BEP - Computes the bit error probability given C/N and the bit rate.

CNRComp - Compute the carrier to noise ratio.

DBPower - Power conversion to decibels. dB = 20 log10(s).

DBSignal - Signal conversion to decibels. dB = 10 log10(s).

DBSignalToPower - Convert decibels to power.

DBWToNW - Convert dBW (decibels-Watts) to nanowatts.

DBWToPW - Convert dBW to picowatts.

DopplerBlind - Finds Doppler blind speeds.

DopplerShift - Doppler shift

FPD - Function called by fzero to compute the carrier to noise ratio.

FPFA - Right hand side for probability of false alarm computation.

Frequency - Outputs the frequencies for specified bands of electromagnetic radiation.

FrequencyToWavelength - Converts frequency to wavelength.

ProbDetection - Probability of detection for a diffuse target.

Shannon - The Shannon information theorem relating S/N and C/B.

TToPower - Convert temperature to power.

Wavelength - Outputs the wavelengths for bands of electromagnetic radiation.

WavelengthToFrequency - Converts wavelength to frequency.

YBComp - yB computation used as part of the probability of detection algorithm.


Optical

OpticalBackgroundNoise - Computes optical background noise for various sources.

OpticalLinkBudget - Create an optical link budget.

OpticalReceiverNoiseDensity - Compute the receiver noise density.

SNR - Compute the signal to noise ratio.


RF

AntennaGain - Antenna gain.

Beamwidth3dB - Antenna 3 dB angle.

Gain3dB - Antenna 3 dB gain.

LossAtmosphericGas - Computes the link attenuation due to gas.

LossDepointing - Computes the depointing loss

LossFreeSpace - Computes the free space loss

LossPolarization - Computes the polarization loss.

LossPrecipitation - Computes the link attenuation due to precipation.

NoisePower - Computes the noise power required from bandwidth and noise temperature.

TAntennaGround - Compute the temperature of an antenna on the ground.

TAttenuator - Compute the temperature of an attenuator.

TMoon - Noise temperature of the Moon. Constant at 250 deg-K.

TNoiseCascade - Compute the noise of a cascade series.

TPlanet - Noise temperature of a planet.

TReceiver - Compute the temperature of a receiver.

TSky - Brightness temperature of the sky.

TSun - Noise temperature of the sun.


Radar

Clutter - Compute clutter for land or sea.

ClutterArea - Compute clutter area.

DBWToPower - Convert from dBW to power.

DBmToPower - Convert from dBm to power.

DBsmToSM - Convert from dBsm to m^2

NElementsPhasedArray - Compute the number of elements needed to prevent grating lobes.

PhasedArray - Generate a phased array

PowerToDBW - Convert from power to dB watts.

PowerToDBm - Convert from power to dB milliwatts

RFSystemNoise - Computes system noise.

RadarAccuracy - Compute radar accuracy.

RadarCrosssection - Computes radar crossections.

RadarEquation - Solves the radar equation. Can compute range or power. This function assumes

RadarEquationPulse - Solves the radar equation. Can compute range or power. This function assumes

RadarEquationSN - Computes signal to noise ratios from the radar equation.

RadarWindows - Parameters for different radar windows.

SMToDBsm - Convert m^2 to dBsm

TrackingAccuracy - Computes radar tracking accuracy.


Demos/Optical

OpticalLinkDemo - Create an optical link budget for a Pluto mission.


Demos/RF

LinkAnalysis - Examples of link analysis from the reference

LinkAnalysisMars - Link analysis for a Mars mission

LinkExamples - Exanples of link analysis from the reference

RadarAnalysis - Design a radar


SVN Revision: 10554


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