Reflex Klystron – Modes and efficiency considerations– Two cavity klystron amplifier -PIN modulator -Parametric amplifiers - Gunn diode and its mode Magnetrons – TWT.
S Parameters: Scattering parameters, properties of S matrix, Conversion of ABCD and S matrix, S matrix representation of Waveguide corners, bends, twists, Directional couplers, Circulators, Isolators, Attenuators, Wave guide Tee, Hybrid Tee, Hybrid rings (rat-race) and Term.
Microwave Measurements: Spectrum analyser-Network Analyzer, VSWR, power, impedance, insertion loss, scattering parameters and dielectric constant measurement.
Optical Fibers and Devices: Optical fiber structures, Acceptance angle, Numerical aperture, Optical Windows, Attenuation, Absorption losses – Scattering losses and bending losses–Optical Sources - LED, ILD characteristics. Optical detectors – PIN – APD-Erbium Doped Fibre Amplifiers
Optical transmitters and receivers, System- point to point link – link design, power budget analysis. WDM- DWDM and SONET/SDH. OTDM-Introduction to AON, PON and FTH
Reference Book:
1. R.E. Collin: Foundations for Microwave Engineering. – IEEE Press -Second Edition- (2002). 2. David M. Pozar: Microwave Engineering. – John Wiley & Sons – Third Edition - (2003). 3. John M. Senior , “Optical Fiber Communication”, Second Edition, Pearson Education, 2007.
Text Book:
1. Samuel Y.Liao, “Microwave Devices and Circuits” – Prentice Hall of India – Third Edition-(2003). 2. Gerd Keiser, "Optical Fiber Communication" McGraw -Hill International, 4th Edition.,2010.
