8/7/2019 Signals Course Plan 10

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COURSE PLAN AND EVALUATION PLAN 

1.  Course Code:  LT305  2. Course Title:  SIGNALS & SYSTEMS 3.  L – T – P:  2-1-0  4. Credits:  0 5.  Pre-requisite:  Network Theory  6. Teaching Department:  Electronics & Communication Engg. 

7.  Course Instructor:  JOBINS GEORGE,8.  Objectives of the Course:  At the end of the program the student must be able to 

• Analyse Electrical circuits – Steady state and transient  • Apply time domain techniques to analyse LTI systems • Analyse the behavior of continuous-time signals  • Apply transform domain techniques to analyse signals & systems  • Apply frequency domain techniques to analyse signals & systems   • Relate theoretical con cepts to practical applications • Appreciate the potential applications of concepts of S&S  Study a course on Control systems or DSP  

8. Course Coverage (35 – Lecture Schedule ) : 

Module  Contents  Ob ectives  Lecture/ 

Tutorial Evaluation 

Introduction 

Introduction to signals & systems – Objectives of the course,

motivation, continuous-time, discrete-time, d igital signals andsystems, course plan, evaluation method, references

• Appreciate the relevance of the

course

System Analysis

Basic signals, operations, and properties Systems, properties,linear-time invariant systems, impulseresponse, convolution, correlation, causality and stability,

Representation of LTI systems

• Classify systems based on properties

• Analyse behaviour of LTI systems

• Represent LTI systemsApplication 

Operation on Signals

Differential equation representation- convolution Integral.Discrete form of special functions. Discrete convolution andits properties. Realization of LTI system 

(differential a nd difference equations). 

 Assignment I/Tutorial I  

Frequency domainanalysis of continuous

time signals and

systems

Periodic signals, Fourier series representation, properties of Fourier series

• Represent periodic signals using FSApplication,

Analysis 

Non-periodic signals, Fourier transform, properties of Fouriertransforms and applications to systems, Parsevaal’s Theorem.

• Represent aperiodic signals using FT

• Analyse system behavior using FTApplication,

Analysis 

8/7/2019 Signals Course Plan 10

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Transform domainanalysis of systems 

Laplace Transform: Definition and properties,inverse transforms, partial fraction expansion

• Compute LT and inverse LTApplication,

Analysis 

Transform domain analysis of systems,equivalent sources for initial conditions, transform circuits, Impedencefunctions and Network Theorems, transfer function, polesand zeros,stability

• Analyse systems using LT

• Represent electric circuits using LT

• Relate system behavior to pole-zero

plot

Application,

Analysis Significance of poles & zeros- Z-Transform - Z-Transform and its inverse:Definition- existence-Region of convergence and properties- Application of 

Z-Transform for the analysis of Discrete time LTI systems-Significance of poles and zeros.

 Assignment IV/Tutorial IV  

Probability Analysis of Signals

Random Signals - Introduction to probability. BayesTheorem- concept of random variable probabili ty density anddistribution functions- function of a random variable.Moments- Independence of a random variable.Introduction to random process. Auto and cross correlation.wide-sense stationarity- power spectral density White

noise- Random processes through LTI systems. 

• Probability analysis of signals

• Analysis of random varibles

• Noise analysis

 Assignment V/Tutorial V  

9. Course web page : ILAHIA Moodle

10. Reference Books 

i. M.E. Van Valkenburg, Network Analysis, Pearson, 2008  ii. RC.Dorf and J.A. Svoboda, Introduction to electric circuits, Wiley, 2009  iii. J.W.Nillson and SA Riedel, Electric Circuits, PHI, 2000  

11. EVALUATION PLAN : 

Mid semester exam - 60%

Assignments/Quiz - 20%

Attendance - 20%

iv. Simon Haykin, Signals & Systems, John Wiley, 1998 .v. Mc Chellan, R.W. Schafer & Yoder, Signal Processing First , Pearson 2003.vi. Ambarkar, Analog and Digital Signal Processing, Brooks Cole, 1999.

Prepared by: Approved by 

JOBINS GEORGE  Dr. RAMKUMAR S

Course Instructor Head, Dept of E&C Engg.