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**B. E. ELECTRONIS AND COMMUNICATION ENGINEERING **

Outcome Based Education (OBE) and Choice Based Credit System (CBCS) **2018 scheme**

**SEMESTER – III**

**TRANSFORM CALCULUS, FOURIER SERIES AND NUMERICAL**

Module-1

Laplace Transforms: Definition and Laplace transform of elementary functions. Laplace transforms of Periodic functions and unit-step function – problems. Inverse Laplace Transforms: Inverse Laplace transform – problems, Convolution theorem to find the inverse Laplace transform (without proof) and problems, solution of linear differential equations using Laplace transform.

Module-2

Fourier Series: Periodic functions, Dirichlet’s condition. Fourier series of periodic functions period 2 and arbitrary period. Half range Fourier series. Practical harmonic analysis, examples from engineering field.

Module-3

Fourier Transforms: Infinite Fourier transforms, Fourier sine and cosine transforms. Inverse Fourier

transforms. Simple problems. Difference Equations and Z-Transforms: Difference equations, basic definition, z-transform-definition,Standard z-transforms, Damping and shifting rules, initial value and final value theorems (without proof) and problems, Inverse z-transform. Simple problems.

Module-4

Numerical Solutions of Ordinary Differential Equations (ODE’s): Numerical solution of ODE’s of first order and first degree- Taylor’s series method, Modified Euler’s method. Range – Kutta method of fourth order, Milne’s and Adam-Bashforth predictor and corrector method (No derivations of formulae), Problems.

Module-5

Numerical Solution of Second Order ODE’s: Runge -Kutta method and Milne’s predictor and corrector

method.(No derivations of formulae). Calculus of Variations: Variation of function and functional, variational problems, Euler’s equation, Geodesics, hanging chain, problems.

## NETWORK THEORY

## Course Code 18EC32

Modules RBT Level

Module – 1

Basic Concepts: Practical sources, Source transformations, Network reduction using Star –Delta transformation, Loop and node analysis with linearly dependent and independent sources for DC and AC networks.

L1, L2, L3, L4

Module – 2

Network Theorems:Superposition, Millman‘s theorems, Thevinin‘s and Norton‘s theorems, Maximum Power

transfer theorem.

L1, L2, L3, L4

Module – 3

Transient behavior and initial conditions: Behavior of circuit elements under switching condition and their Representation, evaluation of initial and final conditions in RL, RC and RLC circuits for AC and DC excitations.

L1 , L2 , L3

Module – 4

Laplace Transformation & Applications: Solution of networks, step, ramp and impulse responses, waveform Synthesis . L1, L2, L3, L4

Module – 5

Two port network parameters: Definition of Z, Y, h and Transmission parameters, modelling with these parameters, relationship between parameters sets.

Resonance: Series Resonance: Variation of Current and Voltage with Frequency, Selectivity and Bandwidth, Q-Factor, Circuit Magnification Factor, Selectivith with Variable Capacitance, Selectivity with Variable Inductance.

Parallel Resonance: Selectivity and Bandwidth, Maximum Impedance Conditions with C, L and f Variable, current in Anti-Resonant Circuit, The General Case-Resistance Present in both Branches.

## ELECTRONIC DEVICES

## Course Code 18EC33

Module-1

Semiconductors Bonding forces in solids, Energy bands, Metals, Semiconductors and Insulators, Direct and Indirect semiconductors, Electrons and Holes, Intrinsic and Extrinsic materials, Conductivity and Mobility, Drift and Resistance, Effects of temperature and doping on mobility, Hall Effect.

Module-2

P-N Junctions Forward and Reverse biased junctions- Qualitative description of Current flow at a junction, reverse bias, Reverse bias breakdown- Zener breakdown, avalanche breakdown, Rectifiers. Optoelectronic Devices Photodiodes: Current and Voltage in an Illuminated Junction, Solar Cells, Photodetectors. Light Emitting Diode: Light Emitting materials

Module – 3

Bipolar Junction Transistor

Fundamentals of BJT operation, Amplification with BJTS, BJT Fabrication, The coupled Diode model (Ebers-Moll Model), Switching operation of a transistor, Cutoff, saturation, switching cycle, specifications, Drift in the base region, Base narrowing, Avalanche breakdown.

Module-4

Field Effect Transistors Basic pn JFET Operation, Equivalent Circuit and Frequency Limitations, MOSFETTwo terminal MOS structure- Energy band diagram, Ideal Capacitance – Voltage Characteristics and Frequency Effects, Basic MOSFET Operation- MOSFET structure, Current-Voltage Characteristics.

Module-5

Fabrication of p-n junctions Thermal Oxidation, Diffusion, Rapid Thermal Processing, Ion implantation, chemical

vapour deposition, photolithography, Etching, metallization. Integrated Circuits Background, Evolution of ICs, CMOS Process Integration, Integration of Other Circuit Elements

## DIGITAL SYSTEM DESIGN

## Course Code 18EC34

Module – 1

Principles of combinational logic: Definition of combinational logic, canonical forms, Generation of switching equations from truth tables, Karnaugh maps-3,4,5 variables,Incompletely specified functions (Don‘t care terms) Simplifying Max term equations, Quine-McClusky techniques – 3 & 4 variables.

Module – 2

Analysis and design of combinational logic: Decoders, Encoders, Digital multiplexers, Adders and subtractors, Look ahead carry, Binary comparators.(Text 1 – Chapter 4). Programmable Logic Devices, Complex PLD, FPGA

Module -3

Flip-Flops and its Applications: Basic Bistable elements, Latches, The master-slave flipflops (pulse-triggered flip-flops): SR flip-flops, JK flip-flops, Characteristic equations, Registers, binary ripple counters, and synchronous binary counters.(Text 2 – Chapter 6)

Module -4

Sequential Circuit Design: Design of a synchronous counter,Design of a synchronous mod-n counter using clockedJK, D, T and SR flip-flops. (Text 2 – Chapter 6) Mealy and Moore models, State machine notation, Construction of state diagrams.(Text 1 -Chapter 6)

Module -5

Applications of Digital Circuits: Design of a Sequence Detector, Guidelines for construction of state graphs, Design Example – Code Converter, Design of Iterative Circuits(Comparator), Design of Sequential Circuits using ROMs and PLAs,CPLDs and FPGAs,Serial Adder with Accumulator, Design of Binary Multip.

Text Books:

1. John M Yarbrough,-Digital Logic Applications and Design, Thomson Learning,2001.

2. Donald D. Givone, ―Digital Principles and Designǁ, McGraw Hill, 2002.

3. Charles H Roth Jr., Larry L. Kinney ―Fundamentals of Logic Design, CengageLearning, 7th Edition.

Reference Books:

1. D. P. Kothari and J. S Dhillon, ―Digital Circuits and Designǁ, Pearson, 2016,

2. Morris Mano, ―Digital Designǁ, Prentice Hall of India, Third Edition.

3. K. A. Navas, ―Electronics Lab Manualǁ, Volume I, PHI, 5th Edition, 2015.

## COMPUTER ORGANIZATION AND ARCHITECTURE

## Course Code 18EC35

Module 1 RBT Level

Basic Structure of Computers: Computer Types, Functional Units, Basic Operational Concepts, Bus Structures, Software, Performance – Processor Clock, Basic Performance Equation (upto 1.6.2 of Chap 1 of Text). Machine Instructions and Programs: Numbers, Arithmetic Operations and Characters,IEEE standard for Floating point Numbers, Memory Location and Addresses, Memory Operations, Instructions and Instruction Sequencing (upto 2.4.6 of Chap 2 and 6.7.1 of Chap 6 of Text).

Module 2

Addressing Modes, Assembly Language, Basic Input and Output Operations, Stacks and Queues, Subroutines, Additional Instructions (from 2.4.7 of Chap 2, except 2.9.3, 2.11 &

2.12 of Text).

Module 3

Input/Output Organization: Accessing I/O Devices, Interrupts – Interrupt Hardware, Enabling and Disabling Interrupts, Handling Multiple Devices, Controlling Device Requests,Direct Memory Access(upto 4.2.4 and 4.4 except 4.4.1 of Chap 4 of Text).

Module 4

Memory System: Basic Concepts, Semiconductor RAM Memories-Internal organization of memory chips, Static memories, Asynchronous DRAMS, Read Only Memories, Cash Memories, Virtual Memories, Secondary Storage-Magnetic Hard Disks (5.1, 5.2, 5.2.1, 5.2.2,5.2.3, 5.3, 5.5 (except 5.5.1 to 5.5.4), 5.7 (except 5.7.1), 5.9, 5.9.1 of Chap 5 of Text)

Module 5

Basic Processing Unit: Some Fundamental Concepts, Execution of a Complete Instruction, Multiple Bus Organization, Hardwired Control, Microprogrammed Control (upto 7.5 except7.5.1 to 7.5.6 of Chap 7 of Text).

Text Book:

1. Carl Hamacher, ZvonkoVranesic, SafwatZaky: Computer Organization, 5th Edition, Tata McGraw Hill,

2002.

Reference Books:

1. David A. Patterson, John L. Hennessy: Computer Organization and Design – The Hardware / Software

Interface ARM Edition, 4th Edition, Elsevier, 2009.

2. William Stallings: Computer Organization & Architecture, 7th Edition, PHI, 2006.

3. Vincent P. Heuring& Harry F. Jordan: Computer Systems Design and Architecture, 2nd Edition, Pearson

Education, 2004.

## POWER ELECTRONICS AND INSTRUMENTATION

## Course Code 18EC36

Module-1

Introduction: History, Power Electronic Systems, Power Electronic Converters and Applications. Thyristors: Static Anode-Cathode characteristics and Gate characteristics of SCR, Turn-ON methods, Turn-OFF mechanisms, Turn-OFF Methods: Natural and Forced Commutation – Class A and Class B types, Gate Trigger Circuit: Resistance Firing

Circuit, Resistance capacitance firing circuit, Unijunction Transistor: Basic operationand UJT Firing Circuit.(Text 1)

Module-2

Phase Controlled Converter: Control techniques, Single phase half wave and full wave controlled rectifier with resistive and inductive loads, effect of freewheeling diode Choppers: Chopper Classification, Basic Chopper operation: step-down, step-up and step-up/down choppers. (Text 1)

Module-3

Inverters: Classification, Single phase Half bridge and full bridge inverters with RL load. Switched Mode Power Supplies: Isolated Flyback Converter, Isolated Forward Converter.(Text 1) Principles of Measurement: Static Characteristics, Error in Measurement, Types of Static Error. (Text 2: 1.2-1.6) Multirange Ammeters, Multirange voltmeter. (Text 2: 3.2, 4.4 )

Module-4

Digital Voltmeter: Ramp Technique, Dual slope integrating Type DVM, Direct Compensation type and Successive Approximations type DVM (Text 2: 5.1-5.3,5.5, 5.6) Digital Multimeter: Digital Frequency Meter and Digital Measurement of Time,Function Generator.

Bridges: Measurement of resistance: Wheatstone’s Bridge, AC BridgesCapacitance and Inductance Comparison bridge, Wien’s bridge.(Text 2: refer 6.2, 6.3 upto 6.3.2, 6.4 upto 6.4.2, 8.8, 11.2, 11.8-11.10, 11.14).

Module-5

Transducers: Introduction, Electrical Transducer, Resistive Transducer, Resistive position Transducer, Resistance Wire Strain Gauges, Resistance Thermometer,Thermistor, LVDT.(Text 2: 13.1-13.3, 13.5, 13.6 upto 13.6.1, 13.7, 13.8, 13.11).Instrumentation Amplifier using Transducer Bridge, Temperature indicators usingThermometer, Analog Weight Scale(Text 2: 14.3.3, 14.4.1, 14.4.3).Programmable Logic Controller: Structure, Operation, Relays and Registers (Text 2:21.15, 21.15.2, 21.15.3, 21.15.5, 21.15.6)

Text Books:

1. M.D Singh and K B Khanchandani, Power Electronics, 2nd Edition, Tata Mc-Graw Hill, 2009, ISBN:

0070583897

2.H. S. Kalsi, “Electronic Instrumentation”, McGraw Hill, 3

rd Edition

, 2012, ISBN: 9780070702066.

Reference Books:

1. Mohammad H Rashid, Power Electronics, Circuits, Devices and Applications, 3rd/4th Edition, Pearson

Education Inc, 2014, ISBN: 978-93-325-1844-5.

2. L. Umanand, Power Electronics, Essentials and Applications, John Wiley India Pvt. Ltd, 2009.

3. David A. Bell, “Electronic Instrumentation & Measurements”, Oxford University Press PHI 2nd

Edition, 2006, ISBN 81-203-2360-2.

4. A. D. Helfrick and W.D. Cooper, “Modern Electronic Instrumentation and Measuring Techniques”,

Pearson, 1st Edition, 2015, ISBN: 9789332556065.

## ELECTRONIC DEVICES AND INSTRUMENTATION LABORATORY

## Laboratory Code 18ECL37

Laboratory Experiments

PART A : Experiments using Discrete components

1. Conduct experiment to test diode clipping (single/double ended) and clamping circuits (positive/negative).

2. Half wave rectifier and Full wave rectifier with and without filter and measure the ripple factor.

3. Characteristics of Zener diode and design a Simple Zener voltage regulator determine line and load regulation.

4. Characteristics of LDR and Photo diode and turn on an LED using LDR

5. Static characteristics of SCR.

6. SCR Controlled HWR and FWR using RC triggering circuit

7. Conduct an experiment to measure temperature in terms of current/voltage using a temperature sensor bridge.

8. Measurement of Resistance using Wheatstone and Kelvin’s bridge.

PART-B : Simulation using EDA software

(EDWinXP, PSpice, MultiSim, Proteus, Circuit Lab or any equivalent tool)

1. Input and Output characteristics of BJT Common emitter configuration and evaluation of parameters.

2. Transfer and drain characteristics of a JFET and MOSFET.

3. UJT triggering circuit for Controlled Full wave Rectifier.

4. Design and simulation of Regulated power supply.

Course Outcomes: On the completion of this laboratory course, the students will be able to:

• Understand the characteristics of various electronic devices and measurement of parameters.

• Design and test simple electronic circuits.

• Use of circuit simulation software for the implementation and characterization of electronic circuits and

devices.

## DIGITAL SYSTEM DESIGN LABORATORY

## Laboratory Code 18ECL38

Laboratory Experiments:

1. Verify

(i) Demorgan’sTheoremfor2variables.

(ii) The sum-of product and product-of-sum expressions using universal gates.

2. Design and implement

(i) Half Adder & Full Adder using i) basic gates. ii) NAND gates

(ii) Half subtractor& Full subtractor using i) basic gates ii) NAND gates

3.Designandimplement

(i) 4-bitParallelAdder/Subtractor using IC 7483.

(ii) BCD to Excess-3 code conversion and vice-versa.

4. Design and Implementation of

(i) 1-bit Comparator

(ii) 5-bit Magnitude Comparator using IC 7485.

5. Realize

(i) Adder &Subtactors using IC 74153.

(ii) 4-variable function using IC74151(8:1MUX).

6. Realize (i) Adder &Subtractors using IC74139.

(ii) Binary to Gray code conversion & vice-versa (74139)

7. Realize the following flip-flops using NANDGates. Master-Slave JK, D & T Flip-Flop.

8. Realize the following shift registers usingIC7474/7495

(i) SISO (ii) SIPO (iii)) PISO(iv) )PIPO (v) Ring (vi) Johnson counter

9. Realize (i) Design Mod – N Synchronous Up Counter & Down Counter using 7476 JK Flip-flop

(ii) Mod-N Counter using IC7490 / 7476

(iii) Synchronous counter using IC74192

10. Design Pseudo Random Sequence generator using 7495.

11. Design Serial Adder with Accumulator and Simulate using Simulation tool.

12. Design Binary Multiplier and Simulate using Simulation tool.[/vc_column_text][/vc_column][/vc_row]