18EC732 Satellite Communication syllabus for EC

Satellite Orbits and Trajectories:

Definition, Basic Principles, Orbital parameters, Injection velocity and satellite trajectory, Types ofSatellite orbits, Orbital perturbations, Satellite stabilization, Orbital effects on satellite's performance, Eclipses, Look angles: Azimuth angle, Elevation angle. ,

Satellite subsystem:

Power supply subsystem, Attitude and Orbit control, Tracking, Telemetry and command subsystem, Payload.

Earth Station:

Types of earth station, Architecture, Design considerations, Testing, Earth station Hardware, Satellite tracking.,

Multiple Access Techniques:

Introduction, FDMA (No derivation), SCPC Systems, MCPC Systems, TDMA, CDMA, SDMA.

Satellite Link Design Fundamentals:

Transmission Equation, Satellite Link Parameters, Propagation considerations

Communication Satellites:

Introduction, Related Applications, Frequency Bands, Payloads, Satellite Vs. Terrestrial Networks, Satellite Telephony, Satellite Television, Satellite radio, Regional satellite Systems, National Satellite Systems.

Remote Sensing Satellites:

Classification of remote sensing systems, orbits, Payloads, Types of images: Image Classification, Interpretation, Applications.

Weather Forecasting Satellites:

Fundamentals, Images, Orbits, Payloads, Applications.

Navigation Satellites:

Development of Satellite Navigation Systems, GPS system. Applications.,

Course Outcomes:

At the end of the course, the students will be able to:

1. Describe the satellite orbits and its trajectories with the definitions of parameters associated with it.

2. Describe the electronic hardware systems associated with the satellite subsystem and earth station.

3. Describe the communication satellites with the focus on national satellite system.

4. Compute the satellite link parameters under various propagation condi­ tions with the illustration of multiple access techniques.

5. Describe the satellites used for applications in remote sensing, weather forecasting and navigation.

Question paper pattern:

• Examination will be conducted for 100 marks with question paper containing 10 full questions, each of 20 marks.
• Each full question can have a maximum of 4 sub questions.
• There will be 2 full questions from each module covering all the topics of the module.
• Students will have to answer 5 full questions, selecting one full question from each module.
• The total marks will be proportionally reduced to 60 marks as SEE marks is 60.

TextBook:

• Anil K. Maini, Varsha Agrawal, Satellite Communications, Wiley India Pvt Ltd, 2015, ISBN: 978-81-265-2071-8.

Reference Books :

1. Dennis Roddy, Satellite Communications, 4th Edition, McGraw- Hill International edition, 2006

2 Timothy Pratt, Charles Bostian, JeremyAllnutt, SatelliteCmnmunications, 2nd Edition, Wiley India Pvt. Ltd, 2017, ISBN: 978-81-265-0833-4