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EC-603 (C) RGPV B.Tech

Satellite Communication (SC)

Previous year papers and the official syllabus are free to read, no account needed.

Previous Year Papers

2 papers, latest Jun 2025

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Syllabus, notes and important questions for EC-603 (C)

Syllabus units

Topics as the official RGPV syllabus lists them.

Unit 1 Overview of satellite systems 11 topics
  • Introduction
  • Frequency allocations for satellite systems
  • Orbits and launching methods
  • Kepler’s three laws of planetary motion
  • Terms used for earth orbiting satellites
  • Orbital elements
  • Apogee and perigee heights
  • Orbit perturbations
  • Inclined orbits
  • Local mean solar point and sun‑synchronous orbits
  • Standard time
Unit 1 notes
Unit 2 The Geostationary orbit 12 topics
  • Introduction
  • Antenna look angles
  • Polar mount antenna
  • Limits of visibility
  • Near‑geostationary orbits
  • Earth eclipse of satellite
  • Sun transit outage
  • Launching orbits
  • Antenna polarization
  • Polarization of satellite signals
  • Cross‑polarization discrimination
  • Depolarization – ionospheric, rain, ice
Unit 2 notes
Unit 3 The Space segment 16 topics
  • Introduction
  • Power supply
  • Attitude control
  • Station keeping
  • Thermal control
  • Telemetry, Tracking & Command (TT&C) subsystem
  • Transponders
  • Antenna subsystem
  • Morelos and Satmex‑5 satellites
  • Aniksatellites
  • Advanced Tiros‑N spacecraft
  • The Earth segment – introduction
  • Receive‑only home TV systems
  • Master antenna TV system
  • Community antenna TV system
  • Transmit‑receive earth station
Unit 3 notes
Unit 4 The space link 13 topics
  • Introduction
  • Equivalent isotropic radiated power (EIRP)
  • Transmission losses
  • Link power budget equation
  • System noise
  • Carrier‑to‑noise ratio (C/N)
  • Uplink
  • Downlink
  • Effects of rain
  • Combined uplink and downlink C/N ratio
  • Inter‑modulation noise
  • Intersatellite links
  • Interference between satellite circuits
Unit 4 notes
Unit 5 Satellite services 11 topics
  • VSAT (very small aperture terminal) systems – overview
  • VSAT network architecture
  • VSAT access control protocols
  • VSAT basic techniques
  • VSAT earth station
  • Calculation of link margins for a VSAT star network
  • Direct broadcast satellite (DBS) television – digital DBS TV
  • BDS TV system design and link budget
  • Error control in digital DBS‑TV
  • Installation of DBS‑TV antennas
  • Satellite radio broadcasting
Unit 5 notes
Read the full syllabus

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