EC 6th sem Microwave Engineering Syllabus EC 604 Microwave Engineering Electronics and Communication Engineering Syllabus

RGTU/RGPV EC-604 Microwave  Engineering Syllabus
RGTU/RGPV Microwave  Engineering SYLLABUS
Electronics and Communication Engineering EC 6th Semester Syllabus

PROGRAMME: Electronics and Communication Engineering 

COURSE: EC- 604 Microwave Engineering

Unit-I Microwave Transmission System
General representation of E M field in terms of TEM, TE and TM components, Uniform guide structures, rectangular wave guides, Circular Wave guides,  Solution in terms of various modes, Properties of propagating and evanescent modes, Dominant modes, Normalized model voltages and  currents, Power flow and energy storage in modes frequency range of operation for single mode working, effect of higher order modes, Strip line and micro strip lines-general properties, Comparison of coaxial, Micro strip and rectangular wave guides in terms of band width, power handling capacity, economical consideration etc.
Unit-II Microwave Networks and Component
Transmission line ports of microwave network, Scattering matrix, Properties of scattering matrix of reciprocal,
nonreciprocal, loss less, Passive networks, Examples of two, three and four port networks, wave guide components like attenuator, Phase shifters and couplers, Flanges, Bends, Irises, Posts, Loads, Principle of operation and properties of E-plane, H-plane Tee junctions of wave guides, Hybrid T, Multi-hole directional coupler, Directional couplers, Microwave resonators- rectangular. Excitation of wave guide and resonators by couplers. Principles of operation of nonreciprocal devices, properties of ferrites, Isolators and phase shifters.

Unit-III Microwave Solid State Devices and Application
PIN diodes, Properties and applications, Microwave detector  diodes, detection characteristics, Varactor diodes, parametric amplifier fundamentals, Manley-Rowe power relation MASER, LASER , Amplifiers, Frequency converters and harmonic generators using Varactor diodes, Transferred  electron devices, Gunn effect, Various modes of operation of Gunn oscillator, IMPATT, TRAPATT and BARITT.

Unit-IV Microwave Vacuum Tube Devices
Interaction of electron beam with electromagnetic field, power transfer condition. Principles of working of two cavity and Reflex Klystrons, arrival time curve and oscillation conditions in reflex klystrons, mode-frequency characteristics. Effect of repeller voltage variation on power and frequency of output. Principle of working of magnetrons. Electron dynamics in planar and cylindrical magnetrons, Cutoff magnetic field, Resonant cavities in magnetron, -mode operation Mode separation techniques, Rising sun cavity and strapping. Principle of working of TWT amplifier. Slow wave structures, Approximate gain relationship in forward wave TWT.

Unit-V  Microwave Measurements
Square law detection, Broadband and tuned detectors. Wave-guide probes, Probe and detector mounts, Slotted line arrangement and VSWR meter, Measurement of wave-guide impedance at load port by slotted line, Microwave bench components and source modulation. Measurement of scattering matrix parameters, High, Medium and low-level power measurement techniques, Characteristics of bolometers, bolometer mounts, Power measurement bridges, Microwave frequency measurement techniques, calibrated resonators (transmission and  absorption type). Network Analyzer and its use in measurements.

EC 604 Microwave  Engineering References:
1. Y. S. Liao: Microwave Devices, PHI.
2. R. E. Collins: Foundations of Microwave Engineering, 2nd Edition, Wiley Publications.
3. J.H. Reich:  Microwave Principles, East West Press.
4. D. M. Pozar: Microwave Engineering, 3rd Edition, Wiley Publications.

EC 604 Microwave  Engineering List of Experiment:  Following illustrative practical should be simulated with the help of any RF simulation software e.g. FEKO / HFSS / IE3D / Microwave Office / Microwave Studio or any other similar software:- 

1. Study the characteristics of Klystron Tube and to determine its electronic tuning range.
2. To determine the frequency and wavelength in a rectangular wave-guide working on TE mode.
3. To determine the Standing Wave-Ratio and reflection coefficient.
4. To measure an unknown impedance with Smith Chart.
5. To study the V-I characteristics of Gunn Diode.
6. To study the following characteristics of Gunn Diode.
  • (a) Output power and frequency as a function of voltage.
  • (b) Square wave modulation through PIN diode.
7. Study the function of Magic Tee by measuring the following parameters.
  • (a) Measurement of VSWR at different ports and
  • (b) Measurement of isolation and coupling coefficient.
8. Study the function of Isolator / Circulator by measuring the following parameters.
  • (a) Input VSWR measurement of Isolator / Circulator.
  • (b) Measurement of insertion loss and isolation.
9. Study the function of Attenuator (Fixed and Variable type) by measuring the following parameters.
  • (a) Input VSWR measurement. 
  • (b) Measurement of insertion loss and attenuation.
10. Study the function of Multi Hole Directional Coupler by measuring the following parameters.
  • (a) To measure main line and auxiliary line VSWR.
  • (b) To measure the coupling factor and directivity.
11. Study of a network analyzer and measurements using it.

EC 6th  Sem syllabus  dated 7  December 2009

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