KERALA UNIVERSITY Class 8 satellite and mobile communication Question Paper 2019

Practice authentic previous year questions for better exam preparation.

Sample Questions

(a) Explain the Okamura's propagation model.
(a) Discuss the various typess of antenna used (i) space craft (ii) earth station.
(b) Calculate the gain of a 3 m parabolical antenna operating at a frequency of 12 GHz . Assume aperture efficiency of 0.5 .
(b) Find the median path loss using Okamura model for $d=5 k m, h_{t e}=100 m$, $h_{r e}=10 \mathrm{~m}$. If base station transmitter EIRP $=1 \mathrm{kw}$ at carrier frequency of 900 MHz . Find the received power let receiving antenna gain in unity....
Explain in detail the four techniques used for improving the coverage and capacity in cellular system.