ECE 391- Transmission Lines and Electromagnetic Waves
Catalog Description: Transmission lines and electromagnetic waves with
application to engineering problems.
Prerequisites:
By course: ECE 390. Lec/Lab
By topic: Vector calculus, Ordinary differential equations, Time and frequency
domain analysis of lumped circuits, Static and quasi-static electromagnetic
fields.
Courses that require this as a prerequisite: ECE 482, ECE 483, ECE 484,
ECE 485.
Credits: 4 Terms Offered: Once Per Year (alternately during Winter
and Spring Quarters)
Instructors:
Primary: A. Weisshaar
Secondary: R. Settaluri
Textbook: P. C. Magnusson, G. C. Alexander, V. K. Tripathi, and A. Weisshaar,
Transmission Lines and Wave Propagation, 4th Edition, CRC Press, 2000. ISBN
0-8493-0269-2
Course Learning Objectives:
Students must demonstrate the ability to
- Identify the characteristics of ideal transmission lines and transmission
line circuits. (ABET Outcomes: a, e, m)
- Analyze lossless transmission line circuits with linear terminations. (ABET
Outcomes: a, e, m)
- Apply the lattice and Bergeron diagrams to determine voltage step response
of lossless transmission line circuits. (ABET Outcomes: a, e, m)
- Determine steady-state response of lossless and lossy transmission line
circuits with different linear terminaions. (ABET Outcomes: a, e, m)
- Apply the Smith chart to analysis and design transmission line matching
circuits. (ABET Outcomes: a, c, e, k, m)
- Apply transmission line analogy to solve plane electromagnetic wave propagation
problems. (ABET Outcomes: a, e, m)
Topics
- Introduction to traveling waves, guided electromagnetic waves.
- Wave propagation on infinite lossless line, wave equation, characteristic
impedance, sinusoidal and non-sinusoidal waves.
- Step Waves and Pulses on Finite Lossless Line: reflection coefficient, single
and multiple reflections, delay time, lattice diagram, Bergeron diagram.
- Sinusoidal Waves on Infinite Lossy Line: general telegraphist's equations
and Helmholtz equation, characteristic impedance, propagation constant, wavelength
and electric length, general traveling wave solutions, phasor representation.
- Sinusoidal Waves on Finite Lossy Line: reflection coefficient, voltage and
current on line, standing waves, standing wave ratio, input impedance along
line, quarter wave transformer.
- Smith Chart: derivation, application of Smith Chart: impedance along terminated
line, lines in tandem, stub matching designs, lossy lines.
- Plane Electromagnetic Waves: review of Maxwell's equations, sinusoidal waves
in infinite medium, propagation constant, wave impedance, Poynting's theorem,
polarization, reflection and refraction, transmission line analogy.
Laboratory Projects
- Step Waves on a Terminated Coaxial Cable
- Traveling Waves on Tandem-Connected Cables & Determination of Cable
Length Using a Cable Tester
- Standing Waves on a Coaxial Cable
- Artificial Transmission Line Simulation
- Single Stub Matching Design
- Standing Waves in a Coaxial Line and a Rectangular Waveguide
- Quarter-Wave and Half-Wave Transformers with Coaxial Cable
- Single Stub Matching Network
Structure: Three 50-minute lectures per week. Eight two-hour lab sessions.
Original: 1/01-4/01
Revised: