Page 68 - R2017-REC-ECE-UG Syllabus

Department of ECE, REC

Butterworth filter – Normalized parameters, Low pass filter design, High pass filter, Bandpass filter, Bandstop
filter. Tchebyscheff filter – Normalised Tchebyscheff tables, Low pass filter and High pass filter design.
Impedance matching using discrete components – L, T and Pi Matching Networks. Problem solving using
Smith chart.

UNIT II RF AMPLIFIERS 9

Characteristics of Amplifiers, Amplifier power relations, Stability considerations, Stabilization Methods,
Bilateral design of Amplifier with conjugately match - Design of Amplifier for a specific gain using available
power gain circles.

UNIT III MICROWAVE PASSIVE AND ACTIVE DEVICES 9

Formulation of S-parameter, Properties of S-parameter, Theory and S-parameter formulation of passive
components – E plane tee, H plane tee, Magic tee, Directional couplers, Isolator, Circulator, Terminations.
Active devices - PIN diode and its application as PIN switch, Varactor diode and its application as frequency
multiplier, Tunnel diode and its application as amplifier, TDO.

UNIT IV MICROWAVE GENERATION AND MEASUREMENTS 9

Microwave Tubes - Review of conventional vacuum tubes, Reflex Klystron oscillator, Traveling wave tube
amplifier, Cylindrical Magnetron oscillator. Measurement of impedance, frequency, power, VSWR and
attenuation.

UNIT V MICROWAVE RADAR SYSTEMS 9

Introduction, Simple RADAR, Free Space RADAR range equation, Maximum Unambiguous Range, Pulsed
RADAR system, RADAR receivers, Line Pulse modulator, Doppler Effect, CW Doppler RADAR, Radio
Navigational Aids.

TOTAL= 45 PERIODS

OUTCOMES:
Upon completion of the course, students will be able to:
• Analyze the RF matching networks and RF filters
• Analyze the RF transistor amplifiers and design using conjugate match/gain circle.
• Explain various active and passive microwave devices used in microwave systems.
• Measure and analyze microwave signal and parameters.
• Explain the working of RADAR systems.

TEXT BOOKS:

1. Reinhold Ludwig and Gene Bogdanov, “RF Circuit Design: Theory and Applications”, Pearson
Education Inc., 2011
2. Samuel Y Liao, “Microwave Devices & Circuits”, Prentice Hall of India, 2006.

REFERENCES:
1. David M. Pozar, “Microwave Engineering”, Wiley India (P) Ltd, New Delhi, 2008.
2. Annapurna Das and Sisir K Das, “Microwave Engineering”, Tata Mc Graw Hill Publishing
Company Ltd, New Delhi, 2005.

Curriculum and Syllabus | B.E. Electronics and Communication Engineering | R2017 Page 68