Transcription of Satellite Communication - MIT OpenCourseWare
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Satellite CommunicationCol John KeeseeSatellite Communications Architecture Identify Requirements Specify Architectures Determine Link Data Rates Design & Size each link Document your rationaleDefinition Uplinks Downlinks Crosslinks Relays TT & CUplinkDownlinkIntersatellitelinksRelay satelliteRelay satelliteRelay satelliteSensor satelliteSensor satelliteCrossover orIntersatellitelinksMission dataLaunchphaseTT&CTT&CSatelliteGround stationTT&CTracking, Telemetry and ControlThe communications architecture consists of satellites and ground stations interconnectedwith communications links.
Sensor satellite Sensor satellite Crossover or Intersatellite links Mission data Launch phase TT&C TT&C ... Selection Criteria •Orbit • RF Spectrum • Data Rate • Duty Factor • Link Availability • Link Access Time ... temperature K R Data rate Bits/ second. Power Flux Density W f PL l G t L a 4SS2 (EIRP)L a
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