1. Advanced Electromagnetic Theory
2. Digital Signal Processing
3. Elective-III
4. Power Electronics
5. Industrial Training
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Leather Technology

Seventh Semester

Advance Electromagnetic Theory
Module-1

Guided waves & wave guide ( 15 Lectures )

Waves between parallel planes. TM & TE waves, Their propagation and attenuation in parallel plane guides, Rectangular wave guides – TE & TM waves in rectangular guides, Wave impedance, Circular wave guides, Introduction to resonators.

Module-2

Radiation ( 9 Lectures )

Potential function & electromagnetic fields, a small current element radiation, Power radiated by current element & radiation resistance, Radiation from quarter wave monopole & half wave dipole.

Module-3

Antenna( 6 Lectures )

Network theorem, two element array, linear array, multiplication of patterns, binomial array.                                    

Module-4

Directional properties and Gain terminal impedance( 3 Lectures )

Types of antenna – mutual impedance of antenna, travelling wave antenna, rhombic antenna, Yagi antenna.

Module-5

Propagation of EMF waves & Tropospheric propagation ( 7 Lectures )

Propagation of EMF waves, various paths, space waves, surface waves & propagation along spherical earth.
Tropospheric propagation, mechanisms of tropospheric wave propagation, duct and super – refraction.

Module-6

Nature and properties of ionosphere( 6 Lectures )

Critical frequency, MUF, effect of geo – bar magnet, solar activity, and fading of ionospheric waves.                            

Digital Signal Processing
Module-1

Introduction ( 7 Hrs )

Overview of DSP, Basic Elements of DSP system, Advantages of DSP over Analog, Classification of signals, Concept of frequency in continuous time and discrete Continuous time and Discrete time sinusoidal signals.

Module-2

Discrete time systems ( 6 hours )

Linear time invariant, Response of LTI system convolution sum, description of discrete time system by difference equation and complete solution of difference equation, Implementation of discrete time systems, Correlation of discrete time signals.

Module-3

LTI System ( 8 hrs )

Transform and its applications to the analysis of LTI Systems.

Frequency domain representation of LTI Systems.

Module-4

Discrete Fourier transform ( 9 Hrs )

Discrete Time Fourier Transform, Properties of DTFT.

Discrete Fourier series, Discrete Fourier transform, Properties of DFT, FFT.

Module-5

( 5 Lectures )

Sampling and reconstruction of Analog signals.

Module-6

( 5 Hrs )

Digital filter structure: FIR and IIR designs.

BOOKS

Suggested books

1. “Digital Signal Processing” by Proakis and Manolakis, Pearson
2. “Digital Signal Processing” by Ingle and Proakis, Thomson
3. “Digital Time Signal Processing” by Oppenheim and Schafer, Pearson
4. “Digital Signal Processing : Computer Based Approach” by Mitra, TMH

LAB

Digital Signal Processing Lab

1. To represent basic signals (Unit step, unit impulse, ramp, exponential, sine and cosine).
2. To develop program for discrete convolution.
3. To develop program for discrete correlation.
4. To understand stability test
5. To understand sampling theorem.
6. To design analog filters (low-pass, high pass, band pass, band stop).
7. To design digital filters (low-pass, high pass, band pass, band stop).
8. To design fir filters using windows techniques.

Elective-III

VLSI Design

Algorithm Design

Biomedical System and Its Applications

Digital Communication and Telecommunication Management

Biometric Security

Power Electronics
Module-1

Introduction to thyristor and control circuits ( 4 Lectures )

Terminal characteristic, rating and protection.

Module-2

Thyristor firing circuit ( 6 Lectures )

Triggering circuit suitable for 1 phase and 3 phase fully controlled converters.

Converters ( 10 Lectures )

Uncontrolled three phase power rectifiers, 1 phase & 3 phase line commutated A.C to D.C converters.

Module-4

Inverters ( 8 lectures )

Basic Bridge inverter circuit 1 phase & 3 phase phase McMurray-Bedford
method of communication,pulse width modulation inverters. Series inverter gating circuits.

Module-5

Choppers ( 8 Lectures )

Types of choppers, steady state analysis of type A chopper,
communication methods, chopper control of D.C. Motor.

Module-6

Applications ( 6 Lectures )

1. Other applications A.C., voltage regulator, cyclo-converter.
2. Application of thyristors for industrial drives.

Industrial Training

The curricula for all B.Tech. would include compulsory industrial training for 6 weeks carrying 2 credits to be carried out in the summer vacation at end of the sixth semester.

The six-week industrial training undergone by the student in the summer vacation after the sixth semester would be assessed within five weeks after commencement of the seventh semester. The students are required to submit a report on the training received and give a seminar on the basis of which a grade would be awarded. The students are also required to submit to Head of department a completion certificate in the prescribed form the competent authority of the organization where the training was received without which he/she would not be assessed.