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 .

By: Anil Kumar