PTU B.Tech ECE 8th Sem Paper 2012 Satellite Communications

PTU B.Tech ECE 8th Semester Paper 2012 Satellite Communications Punjab Technical University Exam 2012 8th Sem Satellite Communications Test September and March Question Paper Free Download Punjab Technical University Satellite Communications Question Papers 2012 PTU B.Tech ECE 8th Semester Question Paper 2012 for all students Previous Year old Past Papers of PTU B.Tech ECE 8th Sem Paper 2012 Satellite Communications Punjab Technical University September 2012 and March 2012 Exam B.Tech ECE 8th Semester Sample Model Question Papers Free Download PDF

 Satellite Communications

a) Name and define three modes of multiple access.
b) Why up link frequency is kept higher than down link frequency in satellite communication systems?
c) Define the terms: geocentric, heliocentric.
d) What is station keeping of satellite?
e) What is BER’? What is its optimum acceptable value fbr digital satellite communication?
0 I)ifferentiate between system noise temperature and carrierto-thermaI noise temperature?
g) What is meant by burst time plan?
h) What is the difference between multiplexing and multiple access?
i) Name the satellites (ati east three) launched by India.
j) List the parameters that control the design of earth station.

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PTU B.Tech ECE 8th Sem Paper 2012 Satellite Communications


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