6 CS 6.3-MICROWAVE AND SATELLITE COMMUNICATION |
Units: I |
Microwave Transmission System: General representation of E M field in terms of TEM, TE and TM components, Uniform
guide structures, rectangular wave guides, Circular Wave guides, Solution in terms of various modes, Properties of
propagating and evanescent modes, Dominant modes, Normalized model voltages and currents, Power flow and energy
storage in modes frequency range of operation for single mode working, effect of higher order modes, Strip line and micro
strip lines-general properties, Comparison of coaxial, Micro strip and rectangular wave guides in terms of band width, power
handling capacity, economical consideration etc.
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Units: II |
Origin and brief history of satellite communication; Elements of a satellite communication link; Current status of satellite
communication. Orbital Mechanism and Launching of Satellite: Equation of orbit, Describing the orbit, Location the satellite
in the orbit, Locating the satellite with respect to earth, Orbital elements, Look angle determination, Elevation and Azimuth
calculation, Geostationary and other orbits, Orbital perturbations, Orbit determination, Mechanics of launching a synchronous
satellite, Selecting a launch vehicle. |
Units: III |
Space Craft: Satellite subsystems, Altitude and Orbit Control (AOCS), Telemetry, Tracking and Command (TT&C).
Communication subsystems, Transponders, Spacecraft antennas, Frequency re-use antennas.
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Units: IV |
Satellite Channel and Link Design: Basic transmission theory, Noise temperature, Calculation of system noise temperature,
Noise figure, G/T ratio of earth stations, Design of down links and uplinks using C/N ratio, FM improvement factor for multichannel
signals, Link Design for FDM/FM, TV signals and Digital Signals.
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Units: V |
Earth Station Technology: Earth station design, Basic antenna theory, antenna noise temperature; Tracking; Design of small
earth station antennas, Low noise amplifiers, High power amplifiers, FDM and TDM systems.
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