APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY Previous Years Question Paper & Answer

Course : M.Tech

Semester : SEMESTER 1

Year : 2020

Term : DECEMBER

Scheme : 2015 Full Time

Course Code : 02 EC 6211

Page:2





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7. Let X(t) =S(t) + N(t), where S(t) is the modulating signal and N(t) is Additive White
Gaussian Noise (AWGN) with power spectral density No/2. Obtain the eigen values
and eigen functions for Karhunen-Loeve (K-L) expansion of X(t).

(2 x 12=24)

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