06EC662 Satellite Communications syllabus for EC


Part A
Unit-1 Over view of Satellite Systems 3 hours

Introduction, frequency allocation, INTEL Sat

Unit-2 Orbits 10 hours

Introduction, Kepler laws, definitions, orbital element, apogee and perigee heights, orbit perturbations, inclined orbits, calendars, universal time, sidereal time, orbital plane, local mean time and sun synchronous orbits, Geostationary orbit: Introduction, antenna, look angles, polar mix antenna, limits of visibility, earth eclipse of satellite, sun transit outage, leandiag orbits.

Unit-3 Propagation impairments and space link Space link 8 hours

Propagation impairments and space link: Introduction, atmospheric loss, ionospheric effects, rain attenuation, other impairments. Space link: Introduction, EIRP, transmission losses, link power budget, system noise, CNR, uplink, down link, effects of rain, combined CNR.

Unit-4 Space Segment 6 hours

Introduction, power supply units, altitude control, station keeping, thermal control, TT&C, transponders, antenna subsystem.

Part B
Unit-5 & 6 Earth Segement Interference and Satellite access 15 hours

Earth Segement: Introduction, receive only home TV system, out door unit, indoor unit, MATV, CATV, Tx – Rx earth station. 6 Hours Interference and Satellite access: Introduction, interference between satellite circuits, satellite access, single access, pre-assigned FDMA, SCPC (spade system), TDMA, pre-assigned TDMA, demand assigned TDMA, down link analysis, comparison of uplink power requirements for TDMA & FDMA, on board signal processing satellite switched TDMA. 9 Hours

Unit-7 & 8 DBS, Satellite mobile and specialized services 10 hours

Introduction, orbital spacing, power ratio, frequency and polarization, transponder capacity, bit rates for digital TV, satellite mobile services, USAT, RadarSat, GPS, orb communication and iridium.

Last Updated: Tuesday, January 24, 2023