KERALA UNIVERSITY Class 6 digital communication Question Paper 2020

Practice authentic previous year questions for better exam preparation.

Sample Questions

How the companding reduces the quantization noise? Discuss with the help of necessary equations.
Why the raised cosine filters are necessary for ideal Nyquist channel?
How the equalizer improves the data transmission performance?
Derive the expression for Euclidean distance.
Express the received signal $x(t)$ interms of signal vector $x_{j}$ and $w_{j}$ where $w(t)$ is the random variable due to channel noise.