ECE 548 Lecture Notes

Department of Electrical and Computer Engineering
Colorado State University

ECE 548: Microwave Theory and Component Design

Spring 2019 Lecture Notes

The class lecture notes are available as Adobe PDF files. You will need Adobe Acrobat Reader installed on your machine. Please note: The PDF files on this web site are protected by a password. This is available only to students in this course. If you are in the course and need the password, please e-mail the instructor.

Date

Lecture No.

Lecture Topic

PDF Document

Tues., Jan. 22

1

Introduction to ECE 548 and Microwave / RF Engineering

Thurs., Jan. 24

2

Review of EM fundamentals; plane electromagnetic waves

Lecture 1

Tues., Jan. 29

3

Energy and power; Poynting's theorem; loss in a good conductor

Lecture 2

Thurs., Jan. 31

4

Review of transmission line theory; loads on lossless lines; general solution for guided waves

Supplement: Voltage, current and impedance on lossless transmission lines

Lecture 3

Lecture 3 Supplement

Tues., Feb. 5

5

Waveguide mode propagation in rectangular and circular guides

Lecture 4

Thurs., Feb. 7

6

Attenuation of TE11 mode in a circular guide

Lecture 4, cont.

Tues., Feb. 12

7

Attenuation of TM modes in circular guides; introduction to planar transmission lines

Supplement A: Designer's Guide to Stripline Circuits
Supplement B: Designer's Guide to Microstrip Line

Lecture 5

Supplement A

Supplement B

Thurs., Feb. 14

8

Stripline; microstrip line; comparison of loss among circular waveguide, stripline and microstrip

Lecture 6

Tues., Feb. 19

9

Microwave network analysis; equivalent voltages and currents for TE10 mode; impedance and admittance matrices; reciprocal and lossless networks

Supplement: Review of matrices

Lecture 7

Supplement

Thurs., Feb. 21

10

Scattering matrix, [S_ij], for reciprocal and lossless networks; examples of 4-port networks with generalized terminations

Lecture 8

Tues., Feb. 26

11

Tee and Pi equivalent circuits; transmission [ABCD] networks; shift in reference planes

Lecture 9

Thurs., Feb. 28

12

Discontinuities and modal analysis; probe-fed rectangular guides; impedance matching and tuning; lumped element transformers; stub tuners; quarter-wave tuners

Lecture 10

Tues., Mar. 5

13

Design of single- and double-stub tuners with shunt stubs; worked examples

Lecture 11

Thurs., Mar. 7

14

Design of binomial and Chebyshev multi-section matching transformers; worked examples

Lecture 12

Tues., Mar. 12

No Class – Make-up class on Apr. 3

Thurs., Mar. 14

No Class – Make-up class on Apr. 17

Tues., Mar. 19

No Class -- Spring Break

Thurs., Mar. 21

No Class -- Spring Break

Tues., Mar. 26

15

Exact and approximate solutions for Chebyshev multi-section matching transformers; tapered line matching sections; Bode-Fano criteria for matching networks

Lecture 13

Thurs., Mar. 28

16

Practical design of microwave terminations; microwave resonators; Q; bandwidth; loaded Q; resonant transmission lines; microstrip resonators; rectangular waveguide cavities

Rectangular cavity fields

Lecture 14

Lecture 14A

Tues., Apr. 2

17

Q of a rectangular cavity; cylindrical and dielectric resonators; microwave oven resonators

Lecture 15

Wed., Apr. 3

(Make-up class at 3:30 pm)

18

Three-port networks; circulators; power dividers

Lecture 16

Thurs., Apr. 4

19

Bethe-hole directional coupler; quadrature hybrids

Lecture 17

Tues., Apr. 9

No Class – Make-up class on Apr. 26

Thurs., Apr. 11

No Class – Make-up class on May 1

Tues., Apr. 16

20

Design of coupled-line coupler; Lange coupler; examples

Rat-race coupler

Lecture 18

Lecture 18A

Wed., Apr. 17

(Make-up class at 3:30 pm)

21

Image parameter method of filter design; constant-k, m-derived filters

Lecture 19

Thurs., Apr. 18

22

Insertion loss method of filter design; low-pass filter prototypes; transformation to HPF, BPF and BSF

Lecture 20

Tues., Apr. 23

No Class – Make-up class on May 2

Thurs., Apr. 25

23

Richards' transformation; Kuroda's identities; examples of microstrip filter design and analysis

Lecture 21

Fri., Apr. 26

(Make-up class at 2:30 pm)

24

Stepped impedance filters; lumped element high-pass filters

Lecture 22

Tues., Apr. 30

25

Transmission Line Utility; coupled-line filters; metallization effects

Lecture 23

Wed., May 1

(Make-up class at 3:30 pm)

26

Noise in microwave systems

Lecture 24

Thurs., May 2

27

Noise of cascaded systems

Lecture 25

Thurs., May 2

(Make-up class at 12:30 pm)

28

Detectors and mixers; harmonic and intermodulation distortion

Tues., May 7

29

Design Project Lecture

Thurs., May 9

30

Finish missing topics and Review for Final Exam

Page updated on May 4, 2019

comments to Steven.Reising @ ColoState.edu