SIGNALS AND SYSTEMS

420 294

First Edition : 2009

Fourth Edition : 2012

Eighth Edition 2016

Ninth Edition : 2017

Tenth Edition :2018

Eleventh Edition :2022

Twelfth Edition 2023

ISBN : 978-93-80659-04-6

UNIT I : CLASSIFICATION OF SIGNALS AND SYSTEMS

Standard signals -step ,Ramp, Pulse Impulse Real and complex exponentials  and sinusoids -Classiffication  of signals -continuous time (CT) and Discrete Time (DT) signals, Periodic &Aperiodic  signals, Deteministic &Random signals ,Energy &Power signals -Classification of system CT system and DT system -Linear &Nonlinear, Time -variant &Time -invariant, causal & Non -causal, Stable &Unstable.

UNIT II: ANALYSIS OF CONTINUOUS TIME SIGNALS

Fourier series for periodic signals -Fourier Transform-Properties -Laplace Transforms and properties.

UNIT III: LINEAR TIME INVARIANT CONTINUOUS TIME SYSTEM

Impulse response -Convolution integrals -Differential Equation -Fourier and Laplace transforms in Analysis of CT system -systems connected in serial/parallel.

UNIT IV : ANALYSIS OF DISCRETE TIME SIGNAL

Baseband signal Sampling  – Fourier Transform of discrete time signals (DTFT)-Properties of DTFT-Z Transform & properties .

UNIT V: LINEAR TIME INVARIANT -DISCRETE TIME SYSTE

Impulse response -difference equation -Convolution sum -Discrete Fourier Transforms and Z Transform Analysis of Recursive &Non -Recursive systems -Dt system connected in series and parallel.

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420 294