Satellite Communication | Department of Electrical Engineering

Satellite Communication

Introduction to satellite systems & application: History, evolution of satellites, evolution of launch vehicles. Satellite orbits: Orbital parameters, earth’s azimuth & elevation angles. Satellite Sub systems: Mechanical subsystem, propulsion subsystem, thermal control subsystem, power supply sub system, Attitude & orbit control, Telemetry, tracking & command subsystem, Antenna subsystem, Payload. Communication Techniques: Type of the signals, Modulation techniques, multiplexing techniques, Multiple Access techniques- FDMA, SCPC, MCPC, TDMA, CDMA, SDMA. Satellite Link Design: Transmission equation, link design parameters, frequency considerations, propagation considerations, noise considerations, interferences, G/T ratio, Link budget, VSAT. Navigation satellites, Global Positioning System.

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