Unit 1 Introduction to Satellite Communication

2 lecture hours

• Historical background
• Basic concepts of Satellite Communications
• Advantages of Satellite Communication
• Block diagram of Satellite Communication
• Growth of Satellite communications

Unit 2 Orbits and Launching Methods

5 lecture hours

• Kepler’s First Law, Kepler’s Second Law, Kepler’s Third Law, Definitions of Terms for Earth-Orbiting Satellites
• Orbital Elements
• Apogee and Perigee Heights
• Orbit Per turbations
• Effects of a non-spherical earth
• Atmospheric drag

Unit 3 The Geostationary Orbit

4 lecture hours

• Antenna Look Angles
• The Polar Mount Antenna
• Limits of Visibility
• Near Geostationary Orbits
• Earth Eclipse of Satellite
• Sun Transit Outage
• Launching Orbits

Unit 4 Radio Wave Propagation

2 lecture hours

• Atmospheric Losses
• Ionospheric Effects
• Rain Attenuation
• Other Propagation Impairments

Unit 5 Polarization

3 lecture hours

• Antenna Polarization
• Polarization of Satellite Signals
• Cross Polarization
• Ionospheric Depolarizaon
• Rain Depolarization
• Ice Depolarization

Unit 6 The Space Segment

5 lecture hours

• The Power Supply
• Attitude Control
• spinning satellite stabilization
• Momentum wheel stabilization
• Station Keeping
• Thermal Control
• TT&C Subsystem
• The wideband receiver
• The input demultiplexer
• The power amplifier
• The Antenna Subsystem

Unit 7 The Earth Segment

• Receive-Only Home TV Systems
• Outdoor unit
• indoor unit for analog (FM) TV, Master Antenna TV System
• Community Antenna TV System
• Transmit-Receive Earth Stations 4 Subject Code: 3173207 w.e.f

Unit 8 The Space Link

8 lecture hours

• Equivalent Isotropic Radiated Power
• Transmission Losses
• Free-space transmission
• Feeder losses
• Antenna misalignment losses
• Fixed atmospheric and ionospheric losses
• The Link-Power Budget Equation
• System Noise
• Carrier-to-Noise Ratio
• The Uplink
• Saturation flux density
• Input backoff

Unit 9 Satellite Access

5 lecture hours

• Single Access
• Preassigned FDMA
• Demand- Assigned FDMA
• Spade System
• Preassigned TDMA
• Demand-assigned TDMA
• Satellite-Switched TDMA
• Code- Division Multiple Access

Unit 10 Satellite in Networks

7 lecture hours

• Network Basics
• Asynchronous Transfer mode (ATM)
• ATM over satellite
• The TCP Link
• Satellite link and TCP, Enhancing TCP over satellite channels using Standard Mechanics (RFC-2488)