1. Network theory
2. Signals and Systems
3. Object Oriented programming Using C++
4. Mathematics-III
5. Basic Electronics
6. Electrical and Electronic Materials
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ECE

Third Semester

Network Theory
Module-1

Introduction ( 8 Lectures )

Introduction to signals, their classification and properties, different types of systems, LTI systems and their properties, periodic waveforms and signal synthesis, properties and applications of Laplace transform.

Module-2

System Modeling ( 8 Lectures )

System modeling in terms of differential equations and transient response of R, L, C, series and parallel circuits for impulse, step, ramp, sinusoidal and exponential signals by classical method and using Laplace transform.

Module-3

Graph Theory ( 10 Lectures )

Concept of tree, Tie-set matrix, Cut-set matrix and application to solve electric networks. Two port networks – Introduction of two port parameters and their interconversion, Interconnection of two 2-port networks, Open circuit and Short circuit impedances and ABCD constants, Relation between image impedances and Short circuit and Open circuit impedances.

Module-4

Network Functions ( 10 Lectures )

Network functions, their properties and concept of transfer impedance, Hurwitz polynomial ,Positive real function and synthesis of LC, RC, RL Networks in Foster’s I and II, Cauer’s I and II forms.

Module-5

Introduction to passive filter and classification ( 4 Lectures )

Introduction of passive filter and their classification, frequency response, Characteristic impedance of low pass, high pass, Band Pass and Band reject prototype section.

Module-6
BOOKS

Suggested books

1. “Engineering Circuit Analysis”, by W H Hayt, TMH Eighth Edition
2. “Network analysis and synthesis”, by F F Kuo, John Weily and Sons, 2nd Edition
3. “Circuit Theory”, by S Salivahanan, Vikas Publishing House 1st Edition, 2014
4. “Network analysis”, by M. E. Van Valkenburg, PHI, 2000

Signals and Systems
Module-1

Introduction to Signal and System ( 10 Lectures )

Definition, classification of systems, standard test signal, properties of system, properties of linear system, Properties: linearity: additivity and homogeneity, Shift-invariance, Causality.

Module-2

Linear time-invariant (LTI) systems ( 7 Lectures )

Linear time-invariant (LTI) systems, impulse response and step response, convolution, Characterization of causality and stability of linear time-invariant systems. System representation through differential equations and difference equations.

Module-3

Laplace transformation

Laplace transform of some important function, Shift theorem and its application, Laplace transform of periodic signals, Functional analysis of response, Initial and Final value theorems, Response to periodic sinusoidal excitation, Region Of Convergence, Poles and Zeros of system, Laplace domain analysis, Solution to differential equations.

Module-4

Analysis of Fourier Methods ( 9 Lectures )

Fourier series expansion, Functional symmetry condition, Exponential form of Fourier series, Fourier integral and Fourier transform, Multiplication and their effect in the frequency domain, Magnitude and Phase response, DTFT, Parseval’s Theorem.

Module-5

Z-transformation ( 5 Lectures )

Z transform of Discrete time signal, LTI system, solution of difference equation, Application of Z transform to open loop system, Region Of Convergence, z-domain analysis.

Object oriented Programming
Module-1

Introduction to C++ ( 3 Hrs )

Introduction to C++ : Object Oriented Technology, Advantages of OOP, Input- output in C++, Tokens, Keywords, Identifiers, Data Types C++, Derives data types. The void data type, Type Modifiers, Typecasting, Constant, Operator, Precedence of Operators, Strings.

Module-2

Control Structures and Functions

Control Structures and Functions: Decision making statements like if-else, Nested if-else, goto, break, continue, switch case, Loop statement like for loop, nested for loop, while loop, do-while loop. Parts of Function, User- defined Functions, Value- Returning Functions, void Functions, Value Parameters, Function overloading, Virtual Functions.

Module-3

Classes and Data Abstraction

Structure in C++, Class, Build- in Operations on Classes, Assignment Operator and Classes, Class Scope, Reference parameters and Class Objects (Variables), Member functions, Accessor and Mutator Functions, Constructors, default Constructor, Destructors.

Module-4

Overloading, Templates and Inheritance ( 8 Hrs )

Operator Overloading, Function Overloading, Function Templates, Class Templates. Single and Multiple Inheritance, virtual Base class, Abstract Class, Pointer and Inheritance, Overloading Member Function.

Module-5

Pointers, Arrays and Exception Handling ( 11 Hrs )

Pointers, Arrays and Exception Handling: Void Pointers, Pointer to Class, Pointer to Object, Void Pointer, Arrays. The keywords try, throw and catch. Creating own Exception Classes, Exception Handling Techniques (Terminate the Program, Fix the Error and Continue, Log the Error and Continue), Stack Unwinding.

Mathematics-III
Module-1

Polynomials ( 6 Lectures )

Orthogonal Polynomials –Lagrange’s, Chebysev Polynomials; Trigonometric Polynomials; Wavelet transforms : properties, methods, inverses and their applications.

Module-2

Sets, relations and functions ( 10 Lectures )

Sets, relations and functions: Basic operations on sets, Cartesian products, disjoint union (sum), and power sets. Different types of relations, their compositions and inverses. Different types of functions: Ber and Bei functions; recurrence relations, orthogonality properties.

Module-3

Introduction to Graphs ( 6 Lectures )

Graphs and their basic properties – degree, path, cycle, subgraph, isomorphism, Eulerian and Hamiltonian walk, trees.

Module-4

Basic Statistics ( 10 Lectures )

Measures of Central tendency: Moments, skewness and Kurtosis ; Probability distributions - Binomial, Poisson and Normal ; evaluation of statistical parameters for these three distributions, Correlation and regression – Rank correlation.

Module-5

Applied Statistics ( 10 Lectures )

Curve fitting by the method of least squares- fitting of straight lines, second degree parabolas and more general curves. Test of significance: Large sample test for single proportion, difference of proportions, single mean, difference of means, and difference of standard deviations.

Basic Electronics
Module-1

PN junction diode ( 8 Hrs )

Depletion layer, Barrier potential, Forward and Reverse bias, Breakdown voltage, I-V characteristics of PN junction diode, Knee voltage, Ideal PN junction diode, Diode capacitances, Breakdown diodes (Avalanche and Zener diode). Photodiode and Light Emitting Diode.

Module-2

Rectifiers and filters ( 8 Hrs )

Half wave and Full wave rectifiers (Centre-tap and Bridge), Regulation, Ripple factor, R-C, L-C and Pi filters. Clipping and Clamping circuits, Voltage multiplier.

Module-3

BJT ( 10 Lectures )

Basic theory and Operation of PNP and NPN transistors, Characteristics of C-B, C-E and C-C configuration. Biasing : Base bias, Emitter feedback bias, Voltage divider bias, Load line, Operating point, Incremental analysis using hybrid model.

Module-4

FET ( 8 Hrs )

Introduction, Operation, I-V characteristics, JFET parameters, JFET amplifiers. MOSFET: Introduction, Operation, MOSFET parameters.

Module-5

Integrated circuit ( 8 Hrs )

Characteristics of an ideal Operational Amplifier. Application as inverting, noninverting amplifiers. Summer, Difference Amplifier, Differentiator, Integrator. Feedback Amplifiers.

BOOKS

A. “Electronic devices and circuit theory” by Boylestead and Nashelsky, Pearson                                 
B. “Electronic principle” by Albert Malvino and Davis J Bates, TMH
C. “Integrated Electronics”, By Jacob Millman and Christos Halkias

Electrical and Electronics Materials
Module-1

Atomic structure and bonding in materials ( 8 Hrs )

Crystal structure of materials, Crystal systems, Unit cells and space lattices, Determination of structures of simple crystals by X-ray diffraction, Miller indices of planes and directions, Packing geometry in Metallic, Ionic and Covalent solids. Concept of amorphous, single and polycrystalline structures and their effect on properties of materials. Crystal growth techniques. Imperfections in crystalline solids and their role in influencing various properties.

Module-2

Band theory of Solids ( 5 Hrs )

Energy band diagram, E – K Diagram, Reduced E – K Diagram, Insulators, Semiconductors & Conductors.

Module-3

Semiconductor( 10 Lectures )

Single Crystal, Polycrystalline and Amorphous, Fermi – Dirac Distribution, Hall effect, Intrinsic & Extrinsic, N type & P type, Crystal growth – (1) Preparation of electronic grade polycrystal in Siemens reactor,(2) Czochrarlski Method & Float Zone method of bulk single crystal ingot preparation (3) Mirror finished wafer preparation (4) Epitaxial film growth – Chemical Vapor phase Deposition & Liquid Phase Epitaxy (5) Molecular Beam Epitaxy.

Module-4

Dielectric behavior of materials ( 5 Hrs )

Polarization, Dielectric constant at low frequency & high frequency, Dielectric loss, Piezoelectricity & FerroElectricity.

Module-5

Magnetic Properties ( 5 Hrs )

Origin of magnetism in metallic and ceramic materials, Paramagnetism, Diamagnetism, Antiferromagnetism, Ferromagnetism, Ferrimagnetism, magnetic hysteresis, Influence of temperature on magnetic behaviour, domains and Hysteresis.

Module-6

Superconductors ( 4 Hrs )

Low and High temperature (YBaCuO) superconductors, Meissner effect, Applications.

Module-7

Printed Circuit Board ( 5 Hrs )

Manufacturing process, Single- & Double-sided boards, surface mounted devices.

BOOKS

A. “Solid State Physics”, by Kittel, McGraw Hill                                 
B. “Principles of Electric Engineering Materials & Devices”, by S.O. Kasp, McGraw Hill.
C.“Structure & properties of materials (VOL VI), Electronic Properties”, by Robert M. Rose, Lawrence A.Shepherd & John Wulf, Wiley Eastern Ltd.