Satellite Communication1. Unit-1
2. Unit-2
3. Unit-3
4. Unit-4
5. Unit-5
|
Satellite Communication SyllabusUNIT-I Introduction: Synchronous satellite; Synchronous orbit; Orbital parameters; Satellite location with respect to earth; Look angles; Earth coverage and slant range; Eclipse effect; Satellite frequency allocation and band spectrum; General and technical characteristics of satellite communication system; Advantages of the satellite communication; Active and Passive satellite systems; Current trends in satellite communication. UNIT-II Communication Satellite Link Design: Link design equation; System noise temperature; C/N, G/T ratio; Atmosphere and ionosphere effects on link design; Uplink deign; Complete link design; Interference effects on complete link design; Earth station parameters. SATELLITE COMMUNICATION LINKS: Analog baseband signal; FDM techniques: SNR and CNR in FM in satellite link; SNR in FM with multiplexed telephone signals: SCPC system CSSB system; Analog FM/FDM TV satellite link; Intermodulation effects in FM/FDM system; Energy dispersal in FM/FDM signals; Digital baseband signal; K digital satellite design. UNIT-III Multiple Access Techniques: TDMA-Frame and burst structure; Frame Efficiency; Superframe: TDMA frame acquisition and synchronization: FDMA compared to TDMA; TDMA burst TME plan; multiple beam TDMA satellite system; Beam hopping TDMA; CDMA and hybrid access techniques; CSMA UNIT-IV Communication Satellite Subsystem: Power supply; Attitude and orbit control; Propulsion subsystem; Repeaters; Antenna subsystem; TTC subsystem; Thermal subsystem; Structure subsystem; Reliability of satellite subsystem UNIT-V Satellite Earth Stations: Earth station design requirements; Earth station subsystem; Monitoring and control; Frequency coordination; Small earth station VSAT; Mobile and transport earth station; TVRO system |