GUJARAT TECHNOLOGICAL UNIVERSITY
ELECTRONICS & COMMUNICATION
(COMMUNICATION SYSTEMS ENGG) (05)
MICROWAVE INTEGRATED CIRCUITS
SUBJECT CODE: 2740503
M.E. 4th
SEMESTER
Type of course: Major
Elective-V
Prerequisite: Higher
Engineering Mathematics, Specifically students should be familiar with analysis
and design techniques of basic RF circuits as well as microwave frequency
electronic devices (particularly diodes and transistors)
and related circuits. Understanding phasors and their application in
transmission lines and microwave circuits, basic microwave circuit elements,
circuit theorems, poynting theorem and vector, average power, effective and
complex power, analyzing and solving linear microwave
circuits is the main prerequisite for taking this course.
Rationale:
PG Students of EC Engineering need to possess good understanding of the fundamentals and applications of Microwave Integrated Circuits
technology, comparisons with conventional, analysis of microwave distributed
circuit elements, analysis of RF and Microwave circuit elements, analysis of
transmission line circuits and Microstrip lines, analysis of
S-parameters and network characterization techniques, use ZY Smith chart to
design microwave matching networks, use of stability circles, stability
criteria to solve stable and potentially unstable networks, design microwave
small signal and power amplifiers, design microwave oscillators, design
microwave detectors and mixers, design microwave control circuits, microwave
integrated circuits (MICs), MIC processing techniques.
Content:
Sr No.
|
Content
|
Total Hrs
|
weightage
|
1
|
Hybrid MICs :
Definition,
characteristics, comparison with conventional circuits, fields of application
and limitations and criteria for the choice of substrate material; thin film
hybrid circuits, thick film hybrid circuits, artwork, mask making,
photolithography, resistor stabilization, sawing,
brazing process, wire bonding.
|
9
|
20
%
|
2
|
Monolithic MICs:
Definition, substrate structure,
doping by ion implantation ohmic contact, metal resistive layers, gate metal,
dielectric second level metal, dielectric and air bridge vias, substrate
vias, final wafer process steps.
|
9
|
20
%
|
3
|
Micro strip Lines:
Planar wave
guides, non- TEM propagation, line impedance definitions, quasi-static
approximations, quasi-static line parameters, micro strip open circuits and
gaps, micro strip corners, step changes in width, dispersion analysis, micro
strip characteristic impedance, symmetric T junction, full wave
analysis of micro strip propagation, LSE and
|
9
|
20
%
|
4
|
Coupled Line Propagation: Wave equations for coupled lines,
propagation models, coupled line parameters, coupled line parameter
variations with frequency, directional couplings, Lange coupler coupled line
pair treated as a four port, coupled line pair operated as a two port assuming Oe = 0o, low pass filtel design assuming Oe =0o, coupled line
pair analyzed to a two port Oe not equal to 0o, narrow band filter using
coupled resonator, narrow band coupled line filters, suspended substrate
strip lined filters, suspended substrate strip
line filter design using method 1 and method 2.
|
9
|
20
%
|
5
|
Slot Lines:
Analysis, design consideration,
transitions and applications.
Coplanar Waveguide:
Analysis,
design considerations and coplanar line circuits. Devices:
GaAs FET, HEMT, gunn diode,
varactor diodes, PIN diodes YIC resonators, dielectric resonators & their
application in oscillator mixer and amplifiers.
|
9
|
20
%
|
Reference Books:
1.
Microstrip Circuit Analysis - David
H. Schrader, Prentice Hall PTR, New Jersey
2.
Microstrip lines and Slot lines-
KC. Gupta, R. Gargand I.J. Bahl , Artech House.
3.
MIIC Design: GaAs FETs and HEMTs-
Peter Ladbrooke ,Artech House.
4.
Foundations for Microstr!p Circuit
Design -T.C. Edwards,John Wiley and Sons
5.
MIC and MMIC Amplifier and
Oscillator Circuit Design- Allen Sweet, Artech House.
6.
Handbook of Microwave Integrated
Circuits- Reinmut K Hoffman, Artech House.
7.
Samuel. Y. Liao, "Microwave
Circuit Analysis and Amplifier Design", Prentice Hall. Inc.,1987.
8.
B.Bhat and S.Koul, "Stripline
Like transmission lines for MICS", John Wiley, 1989
9.
T.C.Edwards, "Foundations for
Microstrip Circuit Design (2/e)", Wiley, 1992.
10.
Ravender Goyal, "Monolithic
MIC; Technology & Design", Artech House, 1989.
11.
Gupta K.C. and Amarjit Singh,
"Microwave Integrated Circuits", John Wiley, New York, 1975.
Course Outcome:
After completing this course the
student must demonstrate the knowledge and ability to:
1.
Understand microwave distributed
circuit elements.
2.
Understand RF and Microwave circuit
elements.
3.
Understand microwave circuit
analysis techniques.
4.
Understand transmission line
circuits and Microstrip lines.
5.
Understand S-parameters and network
characterization techniques.
6.
Apply the ZY
Smith chart to design microwave matching networks.
7.
Apply stability circles, stability
criteria to solve stable and potentially unstable 1. networks.
8.
Design microwave small signal and
power amplifiers.
9.
Design microwave oscillators.
10.
Design microwave detectors and
mixers.
11.
Design microwave control circuits.
12.
Understand microwave integrated
circuits (MICs).
13.
Understand MIC processing
techniques.
List
of Experiments:
SNro.. Experiment Name
1
Introduction to Agilent ADS simulation software tool.
2
Microwave Measurements - Spectrum
Analysis using ADS.
3
MMIC Planar Spiral Balun Design
using Keysight ADS.
4
MMIC Mixer Design and Simulation
using Keysight ADS.
5
Design an RF Power Amplifier using
ADS.
6
Design Microwave voltage controlled
oscillator using ADS.
7
Design MMIC Mixer and Simulation
using ADS.
8
Design Microstrip Filter using ADS.
9
Designing mm-wave integrated
filters using Keysight ADS.
10
Design of a Broadband MMIC
Frequency Doubler using ADS.
Design
based Problems (DP)/Open Ended Problem:
1. Design uniplanar 3-dB hybrid coupler for microwave integrated circuits
(MIC) and monolithic MIC
(MMIC) applications, isolation is greater than 30-dB and the return loss better than 18.2-dB over a 2%
bandwidth centered at 1.46 GHz also insertion loss for this passive component is 0.5 dB at 1.46 GHz
(MMIC) applications, isolation is greater than 30-dB and the return loss better than 18.2-dB over a 2%
bandwidth centered at 1.46 GHz also insertion loss for this passive component is 0.5 dB at 1.46 GHz
2.
Design millimeter wave
voltage-tunable source with an output of 10 mW from 31.8 to 33.4 GHz and second source with voltage tunable from 8.7 to 9.7 GHz with an output power
greater than 10 mW.
3.
Design 10 GHz double barrier
tunneling diode microwave integrated circuit oscillator using Microwave
integrated circuit technology.
4.
Micromachined on-chip RF passive
bandpass filters at 1-8 GHz based on utilizing a three-pole LC low-pass
filter and two dc-blocking capacitors, using GaAs
monolithic-microwave-integrated-circuit process, using planar spiral inductor
in the design, the layout size of filter should be less
than 700um x 400um.
Major Equipment:
Spectrum Analyzer, Network
analyzer, Network Synthesizer, Microwave source generator
List of Software:
Agilent keysight ADS tool
List
of Open Source Software:
Learning
website:
Review Presentation (RP): The
concerned faculty member shall provide the list of peer reviewed Journals and
Tier-I and Tier-II Conferences relating to the subject (or relating to the area
of thesis for seminar) to the students in the
beginning of the semester. The same list will be uploaded on GTU website during
the first two weeks of the start of the semester. Every student or a group of
students shall critically study 2 papers, integrate the details and make presentation in the last two weeks of the semester. The GTU
marks entry portal will allow entry of marks only after uploading of the best 3
presentations. A unique id number will be generated only after uploading the
presentations. Thereafter the entry of marks will be allowed. The
best 3 presentations of each college will be uploaded on GTU website.
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