Transmission Lines, Antenna and Wave Propagation

Unit-1 (15 Lectures, Marks 20)

Electromagnetic Wave Propagation: Propagation in Good Conductors, Skin Effect,
Reflection of uniform Plane Waves at normal incidence, Plane Wave reflection at Oblique
Incidence, Wave propagation in dispersive media, concept of phase velocity and group
velocity.

Unit-2 (15 Lectures, Marks 20)

Transmission Lines: Typical Transmission lines- Co-axial, Two Wire, Microstrip,
Coplanar and Slot Lines, Transmission Line Parameters, Transmission Line Equations,
Wave propagation in Transmission lines, lowloss, lossless line, Distortionless line, Input
Impedence, Standing Wave Ratio ,Power. and lossy lines, Shorted Line, Open-Circuited
Line, Matched Line, Smith Chart, Transmission Line Applications.

Unit-3 (15 Lectures, Marks 20)

Waveguides and Waveguide Devices: Wave propagation in waveguides, Parallel plate
waveguides, TEM, TM and TE modes, Rectangular waveguides, circular waveguides,
Power transmission and attenuation, Rectangular cavity resonators, directional couplers,
isolator, circulator.

Unit-4 (15 Lectures, Marks 20)

Radiation of electromagnetic waves: Concept of retarded potentials, Antenna Parameters:
Radiation Mechanism, Current Distribution on a Thin Wire Antenna, Radiation Pattern,
Radiation Power Density, Radiation Intensity, Beamwidth, Directivity, Antenna Efficiency,
Gain, Beam Efficiency, Bandwidth, Polarization, Input Impedance Antenna Radiation
Efficiency, Effective Length and Equivalent Areas, Maximum Directivity and Maximum
Effective Area, Friis Transmission Equation and Radar Range Equation
Types of Antenna: Hertzian dipole, Half wave dipole, Quarter-wave dipole, Yagi-Uda,
microstrip, Parabolic antenna, Helical antenna, Antenna array.

Suggested books:

1. M. N. O. Sadiku, Principles of Electromagnetics, Oxford University Press (2001)
2. Karl E. Longren, Sava V. Savov, Randy J. Jost., Fundamentals of Electromagnetics
with MATLAB,PHI
3. W. H. Hayt and J.A. Buck, Engineering Electromagnetics, Tata McGraw Hill (2006)
4. D. C. Cheng, Field and Wave Electromagnetics, Pearson Education (2001)
5. J. A. Edminster, Electromagnetics, Schaum Series, Tata McGraw Hill (2006)
6. N. Narayan Rao, Elements of Engineering Electromagnetics, Pearson Education
(2006)
7. G. S. N. Raju, Antennas and Propagation, Pearson Education (2001)

Transmission Lines, Antenna and Wave Propagation Lab (Scilab/MATLAB/Other
Mathematical Simulation Software)
60 Lectures , Marks 40

1. Program to determine the phasor of forward propagating field
2. Program to determine the instantaneous field of a plane wave
3. Program to find the Phase constant, Phase velocity, Electric Field Intensity and
Intrinsic ratio
4. Program to find skin depth, loss tangent and phase velocity
5. Program to determine the total voltage as a function of time and position in a loss
less transmission line
6. Program to find the characteristic impedance, the phase constant an the phase velocity
7. Program to find the output power and attenuation coefficient
8. Program to find the power dissipated in the lossless transmission line
9. Program to find the total loss in lossy lines
10. Program to find the load impedance of a slotted line
11. Program to find the input impedance for a line terminated with pure capacitive
impedance
12. Program to determine the operating range of frequency for TE10 mode of air filled
rectangular waveguide
13. Program to determine Directivity, Bandwidth, Beamwidth of an antenna
14. Program to determine diameter of parabolic reflector
15. Program to find out minimum distance between primary and secondary antenna 

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