Course Plan
(Spring Semester)
B. Tech. (Electronics and Communication Engineering) : 2nd Semester
EL 102: Basic Electronics 

Electrons, a component of atoms, and
their useknown as electronicsplay an important role in many pieces of
household equipment. Basic electronics comprises the minimal "electronics
components" that make up a part of everyday electronics equipment. These
electronic components include resistors, transistors, capacitors, diodes,
inductors and transformers. Powered by a battery, they are designed to work
under certain physics laws and principles. This course will help in building
the knowledge of operational principles of mentioned electronic components
and their use in circuits. These circuits are eventually used in making real
life systems. This course includes: 
Diodes and Transistors : Semiconductor Materials, Semiconductor Diode, Equivalent Circuits, Diode Testing, Zener Diodes, Load Line Analysis, Rectifier Circuits, Wave Shaping Circuits, Bipolar Junction Transistors, FieldEffect Transistors, Transistors Biasing, Transistors Small Signal Analysis, Transistor Amplifier Circuits.
Operational Amplifiers: Operational Amplifier Basics, Equivalent Circuit, Practical Opamp Circuits, DC Offset, Constant Gain Multiplier, Voltage Summing.
Passive filters: Low pass, high pass and band stop filters, single and higher order passive filter topologies (RC and LC), specifications (cutoff frequency, roll off etc.
Digital Systems:
Number Systems and Codes, r's Complements and (r1)'s Complements, Binary
Addition and Subtraction, Representation of Negative Number, Floating Point
Representation. Logic Gates: Basic and Universal, Boolean Theorems, De'
Morgan's theorems, SumofProducts form, Algebraic Simplification, Karnaugh
Map, Basic Combinational Circuit Concept : Half Adder, Full Adder,
Sequential circuit concept : Basic FlipFlops (RS, D, JK FlipFlop).

Objectives: 
1. To study the physics of
semiconductor devices. 
Lecture Plan: 

Tentative lecture 
Topics 
2 
Semiconductor Materials 
6 
Semiconductor Diode 
7 
Bipolar Junction Transistors 
5 
FieldEffect Transistors 
5 
Operational Amplifier 
2 
Passive filters 
1 
Number Systems and Codes 
1 
Binary Addition and Subtraction 
1 
Logic Gates 
1 
Boolean Theorems 
2 
Karnaugh Map 
1 
Basic Combinational Circuit Concept 
2 
Basic FlipFlops 
Pedagogy: 
1. Lecture and Discussion

Expected outcome: 
Towards the end of the course the student will learn
 What is a semiconductor? 
LABORATORY: 
Experiments using diodes and bipolar junction transistor (BJT)
: diode characteristics, designs and analysis of halfwave and fullwave
rectifiers, Clipping circuits and Zener regulators, BJT characteristics and
BJT amplifiers.
Experiments using logic gates : Digital IC testing,
Realization of Boolean Equation, Realization of Adder, Subtrator. 
Text book: 
1. R.L. Boylestad and
L.Nashelsky : Electronic Devices and Circuit Theory; PHI, 6e, 2001. 
B. Tech. (Electronics and Communication Engineering) : 4^{th} Semester
EL 205: Integrated Circuit 

EL205 is an introductory course into the
field of linear integrated circuits for B.Tech ECE students that helps the
students to learn the basic concepts in the design of electronic circuits
using linear integrated circuits and their application in the processing of
analog signals. This course mainly covers the concepts of monolithic IC
technology, fabrication of circuits, operational amplifier basics, amp dc
and ac characteristics, linear and nonlinear application of operational
amplifier, active filters, D/A and A/D converters, voltage regulator, phase
locked loop. 
Objective visavis Lecture Modules: 

Modules 
Topic 
Learning Objectives 
1 
Integrated Circuit fabrication 
To introduce the fundamentals of IC fabrication technology, IC chip size and circuit complexity etc. 
2 
Introduction to Operational amplifier 
Students will learn about the basic opamp circuits, BJT Differential amplifier with active loads, General operational amplifier stages  and internal circuit diagrams of IC 741, DC and AC performance characteristics, slew rate Open and closed loop configurations of opamp. 
3 
Opamp linear application 
Student will learn about the linear applications of opamp including VI converter, IV conveter, summing, averaging, scaling amplifier, integrator, differentiator etc. 
4 
Active filters and oscillators 
To study the operation and design of active highpass , lowpass, bandpass, notch , all pass filters , phaseshift oscillator, wienbridge oscillator etc. 
5 
Comparators and Converters 
Student will learn about the operation and design of basic comparator circuits, Schmitt trigger, Analog to Digital and Digital to Analog conveters, Clippers, Clampers, Peak detectors, sample and hold circuits, Absolute value output circuits. 
6 
Waveform generator and Specialized IC
applications 
To introduce the concept of different waveforms and their generation using opamps. To understand the operation and applications of IC voltage regulators, Phase locked loop, voltage controlled oscillators. 
Prerequisites of the course 

The understanding of Analog Electronics Device and Circuits (EL203) concepts will be required. 
Lecture Plan: 

Tentative lecture 
Topics 
12 
Introduction, Classification,IC chip size, Circuit complexity 
35 
Monolithic IC technology, Construction of monolithic bipolar transistor, resistor, capacitor. 
69 
Block diagram of an Opamp, Emitter coupled Differential amplifier with balanced and unbalanced output, BJT Differential amplifier with active loads, Analysis of typical opamp equivalent circuits, Characteristics of opamp. 
10 
Open loop opamp configuration, voltage transfer characteristics. 
11113 
Voltage series and voltage shunt feedback amplifier, Differential amplifier. 
14 
D.C characteristics of opamp. 
1517 
Frequency response of an opamp, slew rate, VI and IV converter. 
1819 
Summing, Averaging, Scaling amplifier(inverting and non inverting configuration), Differential configuration 
2021 
Integrator, Differentiator, Peak detector circuits. 
22 
Log amplifier 
2324 
Basic comparator, zero crossing detector, Schmitt trigger 
2526 
Precision rectifier, Positive and Negative clipper 
27 
Positive and negative clamper, Sample and hold circuit. 
2932 
Lowpass , Highpass, Bandpass, Band reject filters 
3334 
Oscillator priniples, Types, Phaseshift and Wien bridge oscillator. 
3536 
Square wave generator, Triangular wave generator, voltage controlled oscillator, Phase locked loop 
3738 
Series and Shunt voltage regulator, IC voltage regulator. 
3940 
D/A converter, A/D converter 
LABORATORY: 
1. Study of operational amplifier as analog computer. 
Pedagogy: 
1. Lecture and Discussion

Expected outcome: 
Integrated Circuits is one of the very important subject
for B.Tech ECE students. The students passing this course will be proficient
in the concepts of monolithic IC technology, opamp basics and linear & non
linear applications of opamp, waveform generator, voltage regulator, A/D &
D/A converter etc. 
Text/Reference book: 
1. R.A. Gayakwad, "OpAmps
and Linear Integrated Circuit", Prentice Hall of India, 2002. 
EL 206: Principle of Communication 

This course is the first course on
Communication Systems at the undergraduate level, where the students will be
exposed to the concepts of basic communication methodologies in analog
domain. This course aims to prepare students for more advance courses on
communication and information theory. The course is divided into four
modules. The first module gives a review of the basics of signals and
systems followed by a brief introduction of the blocks of an analog
communication system. The second module will discuss various analog
modulation schemes. The third module will discuss the radio receivers and
will also make a detailed study of the influence of noise in radio
receivers. The fourth module will cover the pulse modulation systems. 
Objectives: 

1) To apply Fourier series/ transform for
the analysis of communication systems.

Prerequisites of the course: Signals and systems (EL 204) 
Course outline+ suggested reading: 
 Review of Signals and Systems. 
Lecture Plan: 

Tentative lecture 
Topics 
15 
Unit 1: Review of Signals and Systems: Linear TimeInvariant System Fourier Series Fourier Transform Power Spectral Density and Correlation Hilbert Transform 
67 
Unit 2: Basic blocks in a communication system: Transmitter, channel and receiver, concept of modulation and demodulation; base band and pass band signals. 
819 
Unit 3: Continuous wave (CW) modulation and demodulation schemes: Amplitude Modulation (AM), generation & demodulation; Modified forms of AMDouble sideband suppressed carrier (DSBSC), single sideband suppressed carried (SSBSC) and Vestigial sideband (VSB) modulation; mixers; frequency division multiplexing; Angle modulation phase modulation (PM) & frequency modulation (FM); narrow and wideband FM; generation & demodulation; Phase locked loop (PLL); 
2030 
Unit 4: Super heterodyne receivers and noise in CW modulation systems: Super heterodyne AM/FM receivers, Receiver model; signal to noise ratio (SNR), noise figure, noise temperature; noise in DSBSC, SSB, AM & FM receivers; preemphasis and deemphasis. 
3138 
Unit 5: Pulse modulation/demodulation schemes: Sampling process; pulse amplitude modulation/demodulation; other forms of pulse modulation/demodulation; quantization process; pulse code modulation (PCM); line coding; noise consideration in PCM; time division multiplexing; deferential pulse code modulation; delta modulation; adaptive delta modulation. 
Pedagogy: 
Teachinglearning methods
to be used 
Expected outcome: 
Towards the end of the course the student would be able to
 
Text/Reference book: 
1. Simon Haykin,
Communication Systems, 4th edition, John Willey & Sons, 2001. 
EL 207: Instrumentation 

EL207is the introductory course into the
field of Instrumentation. It covers the concept of instrumentation and
measurement in the field of engineering. The details of various types of
transducers are included in the course along with signal conditioning,
signal recovery, data acquisition and conversion This course will also
enable students to have an idea of different types of electronic test
equipments. EL 207 also includes laboratory classes which help to understand
the subject in the application point of view. This is indeed a broad course
aimed to teach students the very basics of instrumentation. 
Objective visavis Lecture Modules: 




Modules  Topic  Learning Objectives 
1 
Concept of instrumentation 
Understand the foundations of instrumentation, its different parameters& analysis. 
2 
Classification of transducers 
Know the different types of transducers. 
3 
Signal Conditioning 
Know the different types of amplifiers related to signal conditioning. 
4 
Signal recovery 
Filtering and detection of signals. 
5 
Data transmission & telemetry 
Know the types of transmitters, modulation methods, interference & grounding. 
6 
Data acquisition & conversion 
Know recording and display of data 
7 
Electronics test equipment 
Know the different types of test equipments, including PC based instrumentation. 
LABORATORY: 
Laboratory
experiments include: Development of circuits for signal conditioning,
signal recovery, telemetry; PC based instrumentation; Computer controlled
test systems; experiments using modern electronic test equipments. 
Prerequisites: 
Some knowledge of Fourier analysis is required. 
Lecture Plan: 

Tentative lecture 
Topics 
1 
Introduction to instrumentation 
26 
Concept of instrumentation system performance characteristics of instrumentation system, system performance measurement, systems linearity and distortion, Fourier analysis and synthesis, Sine wave, impulse and step inputs and random noise as test signals. 
713 
Classification of Transducers: Input and output Transducers, Primary and secondary Transducers, Active and Passive Transducer, Inverse transducer, classification based on Electrical Principle involved; Resistive Position Transducer Resistive Pressure Transducer : Inductive Pressure Transducer; Capacitive Pressure Transducer ; Self generating inductive Transducers ; Linear Variable Differential Transformer (LVDT) ; Piezoelectric Transducer ; Strain Gauge Temperature Transducers; Resistance Temperature Detectors ; Thermistor ;Thermocouple 
1418 
Signal conditioning: differential amplifier, instrumentation amplifier, isolation amplifier, charge amplifier. 
1923 
Signal recovery: Signal filtering, averaging and correlation, Lockin amplifier, Phase sensitive detection. 
2427 
Data transmission and telemetry:Two wire, three wire transmitters, modulation and encoding methods, multiplexing, interference, grounding and shielding 
2830 
Data Acquisition and conversion: Data display and recording 
3136 
Electronic test equipment: Oscilloscope, DMM, Frequency counter, Wave/Harmonic distortion/Spectrum analyzers. PC based instrumentation. Computer controlled test system. 
37 
Course Summary 
Pedagogy: 
1. Lecture and Discussion

Expected outcome: 
Instrumentation is one of the important subjects in the field of Engineering and technology. Students passing this course will have a broad overview on the field of instrumentation and measurement techniques and equipments used. 
EL 208: Engineering Electromagnetic 

Electromagnetic governs the physical
phenomena in almost every discipline in electrical engineering from circuits
to optics. It enables numerous high technologies from highspeed electronics
to stealth technology. The objective of this course is to help students to
learn advanced principles of electromagnetics with a view to current and
future applications. Problem solving and critical thinking skills will be
stressed. Students will also have opportunities to learn skills in
communication, team work, and leadership. 
Objective visavis Lecture Modules: 




Modules  Topic  Learning Objectives 
1 
Static Electric Fields 
Fundamental postulates of Electrostatics; Coulomb's Law, electric field & electric flux density, Gauss's law with application, boundary conditions, capacitance & capacitors, electrostatic energy, Laplace's & Poisson's equations, uniqueness of electrostatic solutions, method of images, solution of boundary value problems in different coordinate systems. 
2 
Steady Electric Current 
Current density and ohm's law, EMF and Kirchoff's voltage law, continuity equation and Kirchoff's current law, power dissipation and Joule's law, boundary conditions. 
3 
Static Magnetic Fields 
Fundamental Postulates, Vector magnetic potential, BiotSavart Law and Application, Magnetic dipole, Behaviour of magnetic materials, Boundary conditions, Inductances and inductors, Magnetic energy. 
4 
Time varying fields & Maxwell's Equations 
Faraday's Law of electromagnetic induction, Maxwell's equations, electromagnetic boundary conditions, wave equations and their solutions, time harmonic fields. 
5 
Electromagnetic Waves 
Plan wave in loss less media, plan waves in lossy media, pointing vector and power flow in electromagnetic field. Wave polarization, plan wave reflection from a media interface. 
6 
Antennas and Radiating systems 
Fundamentals of radiation, radiation field of an elemental dipole, antenna pattern and antenna parameters, thin linear wire antennas, loop antennas, basics of antenna arrays, aperture antennas. 
7 
Introduction to method of moments (MOM) 
Linear operator equation, basic steps of the method of moments, formulation of integral equations, MOM application to wire antennas and scatterers. 
Lecture Plan: 

Tentative lecture 
Topics 
1 
Fundamental Postulates of Electrostatics 
23 
Coulomb's law 
4 
Electric field and Electric flux density 
5 
Gauss,s law with boundary condition 
6 
Capacitance and capacitors 
7 
Electrostatic Energy 
8 
Laplace's and Poisson Equations 
9 
Uniqueness of Electrostatic solutions 
10 
Method of images 
11 
Solution of boundary value problem in different coordinate systems 
12 
Current density, ohm's law,EMF ,Kirchoff's law and voltage law 
13 
Continuity equation ,kirchoff's current law and power dissipation 
14 
Joule's law and boundary condition 
15 
Fundamental Postulates,Vector magnetic potential 
1617 
Biosavart law and application,Mgnetic dipole 
1819 
Behaviour of magnetic materials ,Boundary conditions 
20 
Inductances and inductors,Magnetic energy 
2122 
Faraday'slaw of electromagnetic induction,Maxwell's equations 
2324 
Electromagnetic boundary conditions 
2527 
Wave equation and their solution,time harmonic fields 
2829 
Plan wave in loss less medium,plan wave in lossy medium 
30 
Pointing vector and power flow in electromagnetic field 
3132 
Wave polarization,plan wave reflection from a media interface 
33 
Fundamental of radiation ,radiation field of an element dipole,antenna pattern and antenna parameters 
34 
Thin liner wire antennas,loop antennas,basic of antenna arrays aperture antennas 
35 
Linear operator equation ,basic steps of the method of moments 
36 
Formulation of integral equations 
37 
MOM application to wire antennas and scatterers 
Pedagogy: 
Class Room Lectures Presentations Seminars
Assignments 
Expected outcome: 
After successful of this course the students would be able to calculate electric field , force , potential , energy from various charges and charge distribution , electric flux , flux density , electric current density . The students would be able to solve laplece equations, apply Maxwell equation for electromagnetic wave prorogation etc.

Text/Reference book: 
1. David K Cheng, Field
and Wave Electromagnetic, 2/e, Pearson Education Asia, 2001. 
B. Tech. (Electronics and Communication Engineering) : 6^{th }Semester
EL 306: Communication Network 


Objective visavis Lecture Modules: 




Modules  Topic  Learning Objectives 
1 
Layered network architecture point to point protocols and links. 
To learn and understand OI
model and TCP/ IP and point to point link control 
2 
Error detection and correction, ARQ retransmission strategy, framing, 
To learn and understand
different error correction schemes and applications in 
3 
Queuing theory and delay
analysis 
To learn and understand
Little's theorem, analytical treatment of M/M/1 and M/M/m 
4 
ATM, network design of a LAN system with commercially available functional units, Wireless LAN 
To learn ATM and a LAN system 
Prerequisites: 
Knowledge of Digital communication and programming are required. 
Lecture Plan: 

Tentative lecture 
Topics 
18 
layered network architecture point to point protocols and links 
920 
Error detection and correction, ARQ retransmission strategy, framing, 
2128 
Queuing theory and delay analysis 
2835 
ATM, network design of a LAN system with commercially available functional units., Wireless LAN 
Pedagogy: 
Teachinglearning methods
to be used : Lecture and Discussion Presentations, Quiz 
Expected outcome: 
Communication networks has emerged as one of the most impact disciplines in Electronics and Communication engg. After doing this course, students will be well known about basics of computer communications, protocols and data communications

Text/Reference book: 
W. Stallings: Data and
Computer Communication; PHI, 1997 
EL 307: Device Modeling & Simulation 

EL 307 is a basic course into the field of Devices at Tezpur University. It covers basics of semiconductors and in depth introduction to different devices

Objective visavis Lecture Modules: 




Modules  Topic  Learning Objectives 
1 
Introduction to basics of semiconductor 
To understand the fundamentals of semiconductor 
2 
Charge Transport in Semiconductors, 
To understand the the working of a semiconductor under electric field 
3 
Two terminal devices 
Introduction to two terminal devices device performance under applied field. 
4 
Bipolar junction transistors 
To understand the working of a BJT. 
5 
FETs 
To understand the basic of field effect devices and different parasitic effects. 
6 
Advanced FET modeling 
To understand the modeling approach of a MOSFET 
7 
Universal MESFET mode 
Introduction to fast field effect devices. 
8 
Universal HFET model, 
Introduction to high electron mobility concept device structure. 
9 
BSIM MOSFET model. Introduction to SPICE modeling. 
To understand the CMOS circuit structure 
Prerequisites: 
Basic Understanding of physics 
Pedagogy: 
Teachinglearning methods to be used viz. Lecture and Discussion Assignment Presentations Quiz, 
Expected outcome: 
Towards the end of the course the student would be able to model semiconductor device and simulate it. 
Text/Reference book: 
1. D A Neamen Physics of
Semiconductor Devices, TMH 
EL 308: VLSI Design 

A day to day increasing demand for low power, high speed and compact integrated circuit is noticed for fulfilling the requirement for performing high speed computations, information processing and many more functions simultaneously by single device. It has therefore become necessary to integrate a very large numbers of logic gates in a monolithic fashion on a single chip. With the development of device processing technology and logic synthesis the level of integration is increasing at a very high rate. This course covers in detail the design principles and conceptual underpinnings of digital integrated circuits. It explores the basic structure, fabrication and electrical behaviour of MOSFETs, the building block of digital IC. Switching characteristics and basic principles in the design and analysis of inverters, logic gates and sequential circuits will be discussed. It also explores the understanding of semiconductor memories. 
Objectives: 

a. Understanding digital VLSI design
styles, processing and device principles of CMOS digital circuits. 
Prerequisites: 
Basic understanding of digital electronics. 
Lecture Plan: 
Tentative lecture  Topics 
1 
General overview of design hierarchy, layers of abstraction, integration density and Moore's law 
2 
VLSI design styles, packaging styles, design automation principles 
2 
MOSFET fabrication: basic steps fabrication, CMOS pwell and nwell processes, layout design rules, BiCMOS fabrication processes; 
7 
Basic electrical properties of MOS and BiCMOS circuits: MOS transistor operation in linear and saturated regions, MOS transistor threshold voltage, MOS switch and inverter, Bi CMOS inverter, latchup in CMOS inverter, inverter properties (robustness, dynamic performance, regenerative property, inverter delay times, switching power dissipation), MOSFET scaling (constant voltage and constant field scaling); 
3 
Logic design with MOSFETs: switch logic (networks derived from canonical form and Shannon expression theorem, universal logic modules, networks derived from iterative structure ), gate restoring) logic, programmable logic array (PLAs), finite state machine (FSM) as a PLA, personality matrix of a PLA, PLA folding, pseudonmos logic; 
2 
Basic circuit concepts: sheet resistance and area capacitances of layers, driving large capacitive loads, superbuffers, propagation delay models of cascaded pass transistors, wiring capacitances 
5 
Dynamic CMOS design: steady state behavior of dynamic gate circuits, noise considerations in dynamic design, charge sharing, cascading dynamic gates, domino logic, npCMOS logic, problems in single phase clocking, two phase non overlapping clocking scheme; 
4 
Low power CMOS logic
gates: low power design through voltage scaling, estimation and optimization
of switching activity, reduction of switched capacitance, adiabatic logic
circuits: subsystem design: design of arithmetic building blocks like adders
( static, dynamic, Manchester 
3 
Semiconductor memories: Dynamic random access memories (DRAM), static RAM, non volatile memories, flash memories; 
1 
Bipolar ECL inverter: Features of ECL gate, robustness and noise immunity, logic design in ECL, signal ended and differential ECL; 
4 
Physical design: brief ideas on partitioning, placement, routing and compaction, KernighanLin and Fiduccia Mattheyses partitioning algorithms, area routing and channel routing algorithms; 
2 
Testability of VLSI: Fault types and models, stuckat fault models, scan based techniques, builtin self test (BIST) techniques, Boolean differences, PLA testability 
Pedagogy: 
The course will be completed in about 36 class room lectures with regular discussions, test and assignments. Laboratory classes will be held using standard design tools (SPICE) to analyse the expected behaviour of basic gates and implementation of transistor level design of digital circuits.

Expected outcome: 
Towards the end of the course the student would be able to get knowledge of various VLSI design styles, CMOS circuits, their working principles and processing technologies etc.

Text/Reference book: 
1. CMOS digital integrated
circuits by Kang and Leblibici, TATA McGRAW HILL.
3. Modern VLSI Design:
System on chip design, Waney Wolf. 
EL 421: Image Processing 

Visual information plays an important role in almost all areas of our lives. Today, much of this information is represented and processed digitally. Therefore, image processing is ubiquitous, with applications ranging from television to tomography, from photography to printing, from robotics to remote sensing. This course is an introductory course to the fundamentals of (digital) image processing. It emphasizes general principles of image processing, rather than specific applications. It is expected to cover basic topics in image processing such as image sampling and quantization, point operations, image enhancement, linear image filtering and correlation, image transforms, image compression, image segmentation, and morphological image processing.

Objectives: 

1. The objective of this course is to
provide an introduction to the theory and applications of digital image
processing. 
Prerequisites: 
Signals and systems (EL 204) and Basics knowledge of probability theory

Course outline+ suggested reading: 
 Digital image fundamentals 
Lecture Plan: 

Tentative lecture 
Topics 
1 
Introduction to image processing 
27 
Unit1: Digital image fundamentals: Sampling and quantization, resolution, human visual system, image acquisition, classification of digital images, image types, elements of an image processing system, image file formats 
817 
Unit 2: Image transforms: 1) Discrete Fourier transform, 2) Discrete cosine transform, 3) Hotelling/KL transform, 4) Walsh and Hadamard transforms, 5) Wavelet transform 
1825 
Unit 3: Image enhancement: Spatial domain enhancement, Enhancement through point operation, Linear and nonlinear gray level transformation, Histogram manipulation, Neighbourhood operation, lowpass, highpass filtering, Median filter, Enhancement in frequency domain, image smoothing and image sharpening 
2628 
Unit 4: Image restoration and Denoising: Degradation models, inverse filter, Wiener filter 
2934 
Unit 5: Image segmentation: Detection of discontinuities, edge based segmentation, edge linking, thresholding, regionoriented segmentation 
3540 
Unit 6: Image compression: Need for image compression, redundancy in images, image compression schemes, elements of information theory, variable length coding, transform based compression, image compression standard, vector quantization 
Pedagogy: 
Teachinglearning methods to be used   Lecture and Discussion,
 PPT presentation 
Expected outcome: 
Towards the end of
the course the student would be able to  
Text/Reference book: 
1. R.C. Gonzalez and R.E.
Woods, Digital Image Processing, PrenticeHall, Third Edition. 
EL 425: Mobile Communication 

The need for wireless and mobile access to a network is evident in current work environments. The wireless technologies and mobile communication are active areas in engineering applications as well as in research. These technologies of wireless networking save us from physical hassle connecting computer hardware but with consideration of standards, installation and security. This course mainly deals with the study of radio propagation and models, cellular engineering, diversity and combining schemes, interferences, frequency planning, source coding etc. 
Objectives: 

1. To study the technical issues and
stateoftheart techniques in the operation and management of mobile
communications networks; 
Prerequisites: 
Analog and digital communication 
Lecture Plan: 

Tentative lecture 
Topics 
1 
Review of Basic Communication System, Introduction to Mobile Wireless Communication 
2 
EM Spectrum, Wireless Propagation Mechanisms 
8 
Cellular Engineering: Cellular Theory, Architecture of cellular network, operation of cellular network, traffic calculation 
2 
cellular interference 
2 
Multiple Access Techniques 
2 
GSM Standards: Channel, ARFCN 
2 
Spread Spectrum Technique 
4 
Source Coding and Channel Coding 
2 
Antenna 
2 
Orthogonal Frequency Division Multiplexing 
6 
Radio Propagation Model: Representation of a mobile radio signal, Propagation path loss and fading: causes, types of fading , Diversity and Combining Techniques 
Pedagogy: 
Teachinglearning methods to be used   Lecture and Discussion,
 PPT presentation 
Expected outcome: 
Towards the end of
the course the student would be able to 
 understand the
Wireless communication systems and standards : GSM 
Text/Reference book: 
1. Theodore S. Rappaport,
"Wireless Communications Principles and Practice", Prentice Hall 
B. Tech. (Electronics and Communication Engineering) : 8^{th }Semester
EL 424: Fiber Optics Communication 

The aim of the course is to provide a fundamental understanding of optical communication systems. The course starts with brief introduction to light waves and geometric optics. Then step and graded index optical fibres that support single and multimode transmission and various dispersion mechanisms will be covered. Coherent (LASER) and incoherent (LED) optical sources and modulation techniques will then be covered. PIN and APD optical receivers and various noise mechanisms will be then studied. Both analog (CATV, Radio over Fiber) and digital (SONET) transmission technologies will be studied. Basic optical networks and WDM will be introduced. Students will do design calculation for a pointtopoint optical fiber link and star networks.

Objective visavis Lecture Modules: 




Modules  Topic 
Learning Objectives

1 
Introduction 
Block diagram of optical fiber communication system, Advantages of optical fiber communications, Optical fiber waveguides: structure of optical wave guide, Light propagation in optical fiber using ray theory, Acceptance angle, Numerical aperture, Skew rays, Wave theory for optical propagation, Modes in a planar and cylindrical guide, Mode volume, Single mode fibers, Cutoff wavelength, Mode field diameter, Effective refractive index, Group and mode delay factor for single mode fiber 
2 
Transmission
Characteristics of Optical fiber 
Attenuation in optical fibers, intrinsic and extrinsic absorption, Linear and non linear scattering losses, Fiber bend losses, Dispersion and pulse broadening, Intra modal and intermodal dispersion for step and graded index fibers, Modal noise, Over all fiber dispersion for multimode and monomode fiber, Dispersion shifted fibers, Modal irefringence, Polarization maintaining fibers 
3 
Optical sources 
Basic concepts Einstein relations and population inversion, optical feed back and threshold conditions, Direct and indirect band gap semiconductors Spontaneous and stimulated emission in pn junction, Threshold current density, Hetero junction & DH structure, Semiconductor injection lasers structure, Characteristics of injection laser, Drawback and advantages of LED, DH, LED, LED structures and characteristics 
4 
Optical Detectors 
Requirement for photo detections, pn photodiode, Characteristics of photo detections, pin and avalanche photodiodes, Phototransistors & photoconductors, 
5 
Modulation techniques 
System considerations, link power budget and rise time budget, line coding and eye pattern; wavelength division multiplexing (WDM), optical amplifiers and photonic switching 
Prerequisites: 
An undergraduate degree in Electronics & communication or a closely related field. 
Lecture Plan: 

Tentative lecture 
Topics 
1 
Forms of communication systems ,Elements of a optical fiber transmission link 
2 
optical laws and definitions 
34 
mode theory of circular waveguides 
46 
fiber modes and configurations 
79 
single mode fibers and multimode fibers. 
1012 
attenuation, absorption 
1315 
scattering, signal distortions 
1617 
intermodal dispersion and intermodal dispersion in an optical fiber 
1820 
mode coupling phenomenon 
2122 
light emitting diodes, LASER, 
2326 
photodiodes, and avalanche photodiodes 
2728 
modulation techniques, system considerations 
2931 
link power budget and rise time budget 
3233 
line coding and eye pattern 
34 
wavelength division multiplexing (WDM) 
35 
optical amplifiers and photonic switching. 
Pedagogy: 
 Class Room Lectures

Expected outcome: 
After completing the
course BL424, student is expected to have the basic knowledge of optical
fiber communication and students are expected to work in the field of
optical fiber communication as project work or as per their interest. 
Text/Reference book: 
1. J.Senior: Optical Fiber
Communications: Principles; PHI, 1996, 2/e 
EL 428: Information Theory & Coding 

EL428 is an introductory course into the field of information theory and error control codes for B.Tech ECE students. It covers mainly the concepts of information theory, source coding, channel capacity and error control coding

Objectives: 

1. Information Theory & Source Coding: To
understand the concepts of uncertainty, information, mutual information,
Entropy and different source coding techniques. To introduce the different
channel models, channel capacity, channel coding and information capacity
theorem. 
Prerequisites: 
Some understanding of Digital Electronics and Digital Communication will be required.

Lecture Plan: 
1. Introduction to
information theory, uncertainty, information  2 Hrs 
Pedagogy: 
Teaching learning methods to be used

Expected outcome: 
Students passing this course will be proficient with the knowledge of basic concepts of Information theory and different source coding techniques. Students will also be proficient with the good knowledge on different error control codes and Linear feedback shift registers for encoding and decoding of cyclic codes .

Text/Reference book: 
1. Salvatore Gravano,
"Introduction to Error Control Codes", Oxford University Press. 