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Sathyabama Institute of Science and Technology B.E. - Electronics and Communication Engineering Part Time SECA3015 Satellite Communication Syllabus SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF BUILDING AND ENVIRONMENT SECA3015 SATELLITE COMMUNICATION L T P Credits Total Marks 3 0 0 3 100 UNIT 1 BASICS OF SATELLITE COMMUNICATION 9 Hrs. Introduction, Types -Active and Passive Satellite, Frequency allocation, types of Satellite orbits, Kepler’s laws, Definitions of terms for earth-orbiting satellites, orbital parameters Two line elements, Apogee and Perigee heights, Orbit perturbations, Geo stationary orbit, Antenna look angles, Limits of visibility, Sub satellite point and prediction of satellite position, Earth Eclipse of satellite, Sun transit outage, launching orbits – Launch vehicle - expendable and reusable types. UNIT 2 THE SPACE SEGMENT AND ANTENNAS 9 Hrs. Introduction, The Power supply, Attitude control, Spinning satellite stabilization, Momentum wheel stabilization, Station Keeping, Thermal control, TT&C subsystem, Transponders, The wide band receiver, The input demultiplexer, the power amplifier, the antenna subsystem. The isotropic radiator and antenna gain, horn antenna, parabolic reflector, double reflector- Cassie grain antenna- Gregorian antenna. UNIT 3 THE EARTH SEGMENT AND THE SPACE LINK 9 Hrs. Transmit receive earth station subsystems-up converters-High power Amplifier- Receive chain-LNA & LNB. TVRO Earth station EIRP, Transmission losses, the link budget equation, System noise, Effect of rain, combined uplink and downlink C/N ratio. UNIT 4 SATELLLITE ACCESS AND SATELLITE APPLICATIONS 9 Hrs. Multiple access techniques- Concepts and types of TDMA, FDMA and CDMA.DBS, VSAT, Remote sensing, Satellite Mobile services, GPS, INMARSAT, INSAT, Video teleconferencing. UNIT 5 SATELLITE NETWORKING 9 Hrs. Introduction, Roles of satellite networks, Network software and hardware-satellite network interfaces-Network services- Applications-ITU-T definitions for network services-Interactive services-Distributive services-Satellite network types-Access network- Transit networks-Broadcast networks-Characteristics-Propagation delay-Propagation and power limited-Orbit space and bandwidth limited for coverage- The DVB standards- DVB over satellites- DVB-S satellite delivery- conditional access in DVB-S- Protocol stacks of DVB-S and DVB RCS- DVB-S2 Tech novelty and transmission system architectures. Max. 45 Hrs. COURSE OUTCOMES On completion of the course, student will be able to CO1 - Know about different concepts used in a satellite communication system. CO2 - Summarize the details about orbital dynamics, Earth segment, space segments and space links. CO3 - Demonstrate different satellite accessing techniques. CO4 - Calculate the link budget of a satellite system. CO5 - Appraise and report on applications and networking of satellites. CO6 - Design a satellite based communication link for ideal conditions. TEXT / REFERENCE BOOKS 1. Dennis Roddy, “Satellite Communication”, 4th Edition, Tata Mc Graw Hill Co., Special Indian Reprint, 2013. 2. Zhili Sun-John, “Satellite Networking Principles and Protocols”, 2nd Edition Wiley & Sons, 2014. 3. Timothy Pratt & C W. Bostain, “Satellite Communication”, Wiley 3rd Edition, 2006. 4. K.N.Raja Rao, “Fundamentals of Satellite Communication”, PHI 2004. END SEMESTER EXAMINATION QUESTION PAPER PATTERN Max. Marks: 100 Exam Duration: 3 Hrs. PART A: 10 Questions of 2 marks each – No choice 20 Marks PART B: 2 Questions from each unit of internal choice; each carrying 16 marks 80 Marks |
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