Standard signals- Step, Ramp, Pulse, Impulse, Real and complex exponentials and Sinusoids_ Classification of signals – Continuous time (CT) and Discrete Time (DT) signals, Periodic & Aperiodic signals, Deterministic & Random signals, Energy & Power signals – Classification of systems- CT systems and DT systems- – Linear & Nonlinear, Time-variant & Time-invariant, Causal & Non-causal, Stable & Unstable.
Fourier series for periodic signals – Fourier Transform – properties- Laplace Transforms and properties
Impulse response – convolution integrals- Differential Equation- Fourier and Laplace transforms in Analysis of CT systems – Systems connected in series / parallel.
Baseband signal Sampling – Fourier Transform of discrete time signals (DTFT) – Properties of DTFT – Z Transform & Properties
Impulse response – Difference equations-Convolution sum- Discrete Fourier Transform and Z Transform Analysis of Recursive & Non-Recursive systems-DT systems connected in series and paralle
Reference Book:
1. B. P. Lathi, ―Principles of Linear Systems and Signals‖, Second Edition, Oxford, 2009. 2. R.E.Zeimer, W.H.Tranter and R.D.Fannin, ―Signals & Systems – Continuous and Discrete‖, Pearson, 2007. 3. John Alan Stuller, ―An Introduction to Signals and Systems‖, Thomson, 2007.
Text Book:
1. Allan V.Oppenheim, S.Wilsky and S.H.Nawab, ―Signals and Systems‖, Pearson, 2015.(Unit 1V)