SIGNALS & SYSTEMS Beginner Guide

OBJECTIVES:
To understand the basic properties of signals & systems and the various methods of classification
To learn Laplace Transform &Fourier transform and their properties
To know Z transform & DTFT and their properties
To characterize LTI systems in the Time domain and various Transform domains
UNIT I CLASSIFICATION OF SIGNALS AND SYSTEMS 9
Continuous time signals (CT signals) - Discrete time signals (DT signals) - Step, Ramp, Pulse, Impulse, Sinusoidal, Exponential, Classification of CT and DT signals - Periodic & Aperiodic signals, Deterministic & Random signals, Energy & Power signals - CT systems and DT systems- Classification of systems - Static & Dynamic, Linear & Nonlinear, Time- variant & Time-invariant, Causal & Noncausal, Stable & Unstable.
UNIT II ANALYSIS OF CONTINUOUS TIME SIGNALS 9 Fourier series analysis- spectrum of Continuous-Time (CT) signals- Fourier and Laplace Transform in CT Signal Analysis - Properties.
UNIT III LINEAR TIME-INVARIANT- CONTINUOUS TIME SYSTEMS 9
Differential Equation-Block diagram representation-impulse response, convolution integrals- Fourier and Laplace transforms in Analysis of CT systems
UNIT IV ANALYSIS OF DISCRETE TIME SIGNALS 9 Baseband Sampling - DTFT -
Properties of DTFT - Z Transform - Properties of Z Transform
UNIT V LINEAR TIME INVARIANT-DISCRETE TIME SYSTEMS 9 Difference
Equations-Block diagram representation-Impulse response - Convolution sum- Discrete Fourier and Z Transform Analysis of Recursive & Non-Recursive systems


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