Satellite Communication
EE- 404-C
L: 3
T: 1 Theory: 100 Marks
Class Work: 50 Marks
Duration of exam: 3 hours
UNIT I: NO. OF LECTURES - 06: Principles of Satellite
Communication: Evolution & growth of communication satellite,
Synchronous satellite, Satellite frequency allocation & Band
spectrum, Advantages of satellite communication, Active &
Passive satellite, Modem & Codec.
UNIT II: NO. OF LECTURES - 07: Communication Satellite Link
Design: Introduction, General link design equations, System
noise temperature, C/N & G/T ratio, Atmospheric & Ionospheric
effects on link design, complete link design, Earth station
parameters.
UNIT III: NO. OF LECTURES - 05: Satellite Analog Communication:
Introduction, Base band analog (Voice) signal, FDM techniques,
S/N & C/N ratio in frequency modulation in satellite link, S/N
ratio in FM with multiplexed telephone signal in satellite link,
Single channel per carrier (SCPC) systems, Companded single
sideband (CSSB) systems, Analog FM/FDM TV satellite link,
Intermodulation products & their effects in FM/FDM systems,
Energy disposal in FM/FDM systems.
UNIT IV: NO. OF LECTURES - 05: Digital Satellite Communication:
Advantages of digital communication, Elements of digital
satellite communication systems, Digital base band signals,
Digital modulation techniques, Satellite digital link design,
Time Division Multiplexing.
UNIT V: NO. OF LECTURES - 05: Multiple Access Techniques:
Introduction, TDMA, TDMA-Frame structure, TDMA-Burst structure,
TDMA-Frame efficiency, TDMA-super frame, TDMA-Frame acquisition
& Synchronization, TDMA compared to FDMA, TDMA Burst Time Plan,
Multiple Beam (Satellite switched) TDMA satellite system, Beam
Hopping (Transponder Hopping) TDMA, CDMA & hybrid access
techniques.
UNIT VI: NO. OF LECTURES - 04: Satellite Orbits & Inclination:
Introduction, Synchronous orbit, Orbital parameters, Satellite
location with respect to earth, Look angles, Earth coverage &
slant range, Eclipse effect, Satellite placement in
geostationary orbit, station keeping, Satellite stabilization.
UNIT VII: NO. OF LECTURES - 05: Special Purpose Communication
Satellites: BDS, INMARSAT, INTELSAT, VSAT (data broadband
satellite), MSAT (Mobile Satellite Communication technique),
Sarsat (Search & Rescue satellite) & LEOs (Lower earth orbit
satellite), Satellite communication with respect to Fiber Optic
Communication, LANDSAT, Defense satellite.
UNIT VIII: NO. OF LECTURES - 05: Laser Satellite Communication:
Introduction, Link analysis, Optical & satellite link
transmitter, Optical satellite link receiver, Satellite Beam
Acquisition, Tracking & Positioning, Deep Space Optical
Communication Link.
Text Book: Satellite Communication: D.C. Aggarwal, Khanna
Publication.
Note: Eight questions are to be set one question from each unit.
Students have to attempt any question.
Additional Books Suggested:
Satellite Communication by Dennis Roddy
Digital Satellite Communication by Tri. T Ha
Satellite Communication by Dharma Raj Cherku
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