Communication and Media Engineering (CME)

Guided Waves

Recommended prior knowledge

Differential equations, integral calculus, vector analysis, electrostatic and magneto static fields

Teaching Methods Vorlesung/Labor
Learning objectives / competencies
  • You understand Maxwell’s equations and you can apply them regarding on basic electrodynamic problems
  • You understand the properties of electromagnetic waves
  • You can apply the description of guided waves using the mode concept on arbitrary waveguide structures
  • You know the properties of important waveguide structures and you can analyze basic passive microwave systems
  • You can analyze and evaluate microwave structures by numerical analysis of electromagnetic field problems
  • You are able to perform 1- and 2-port measurements with network analysers on microwave frequencies
  • You learn to work with rectangular waveguides and related components as attenuators, isolator, transitions, cavities and horn antennae
  • You are able to make simulations of simple planar microwave circuits as filters and couplers
Duration 2
SWS 6.0
Classes 90 h
Self-study / group work: 180 h
Workload 270 h
ECTS 9.0
Requirements for awarding credit points

Written examination (90 min) and lab work

Credits and Grades

9 CP, grade between 1 and 5

Responsible Person

Prof. Dr.-Ing. Andreas Christ

Recommended Semester 2, 3
Frequency jedes Jahr (SS)

Master-Studiengang CME


Microwave Lab

Type Labor
Nr. EMI412
SWS 1.0
Lecture Content
  • Network Analysis of passive microwave elements
  • Rectangular Waveguide in microwave communications
  • Circuit Simulations with Microwave Office
  • Pozar, David: Microwave Engineering, John Wiley & Sons, 2011.
  • Wandell, Brian C.: Transmission Line Handbook, Artech House, 1991.


Guided Wave Simulation Lab

Type Labor
Nr. EMI413
SWS 1.0
Lecture Content

Field numerical simulations of guided wave structures using FDFD (finite difference frequency domain) method E.g.

- Rectangular waveguide filled with a scattering obstacle
- Transmission line discontinuity: interconnection of a rectangular waveguide and a microstrip line


Literature and simulation experiment descriptions will be given at the beginning of the lab work

Guided Wave Theory

Type Vorlesung
Nr. EMI411
SWS 4.0
Lecture Content
  • Maxwell’s equations: general forms, cause-effect-relations, continuity relation, time harmonic field
  • Wave concept: uniform plane waves, propagation and energy flux, skin effect
  • Boundary conditions
  • Transmission lines:
    - Modes: concept and classification, orthogonality
    - Properties of rectangular waveguides, other waveguide types and coaxial lines
  • Circuit theory for waveguide systems:
    - Scattering matrix formulation
    - Equivalent circuits
    - Examples of passive devices
  • Balanis, C. A., Advanced Engineering Electromagnetics, John Wiley&Sons, New York, 2012.
  • Ulaby, F. T., Fundamentals of Applied Electromagnetics, Pearson, 2014.
  • Fleisch, D., A Student's Guide to Maxwell's Equations, Cambridge University Press, 2008.