![]() ![]() UNIT V LINEAR TIME INVARIANT-DISCRETE TIME SYSTEMS UNIT IV ANALYSIS OF DISCRETE TIME SIGNALSīaseband signal Sampling – Fourier Transform of discrete time signals (DTFT) – Properties of DTFT - Z Transform & Properties Impulse response - convolution integrals- Differential Equation- Fourier and Laplace transforms in Analysis of CT systems - Systems connected in series / parallel. UNIT III LINEAR TIME INVARIANT CONTINUOUS TIME SYSTEMS UNIT II ANALYSIS OF CONTINUOUS TIME SIGNALSįourier series for periodic signals - Fourier Transform – properties- Laplace Transforms and properties 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. UNIT I CLASSIFICATION OF SIGNALS AND SYSTEMS
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