Communication and Media Engineering

Module Guide

 Back 

Signal and System Theory

Prerequisite

Basic knowledge of mathematics for engineers, in particular complex numbers

Basic knowledge of communications engineering and signal theory

Teaching methods Lecture
Learning target / Competences

Ability to understand the basic aspects of characterization of digital signals and systems, and being able to perform information theoretical analysis and basic coding techniques in digital communication systems.

Duration 1
Hours per week 4.0
Overview
Classes 60 h
Individual / Group work: 120 h
Workload 180 h
ECTS 6.0
Requirements for awarding credit points

Module exam K120

Credits and grades

6 CP,  grade 1 ... 5

Responsible person

Prof. Dr. Pfletschinger

Recommended semester 1
Frequency Annually (ws)
Usability

Master's degree program CME

Lectures

Information Theory and Coding

Type Lecture
Nr. EMI405
Hours per week 2.0
Content

1. Basic Laws of Probability and Random Variables

  • Events and Sets
  • Joint and Conditional Probabilities, Independence and Bayes Theorem
  • Continuous and Discrete Random Variables
  • Key Parameters of Random Variables: Mean, Variance, Moments
  • Jointly Distributed Random Variables

2. Entropy and Information Content

  • Information Content
  • Entropy and Redundancy

3. Source Coding

  • The Source Coding Theorem
  • Shannon-Fano Coding
  • Huffman Coding

4. Conditional Entropy and Mutual Information

  • Conditional and Joint Entropy
  • Mutual Information
  • Chain Rules and the Data Processing Theorem

5. Channel Capacity

  • The Channel Coding Theorem
  • The Binary Symmetric and the Binary Erasure Channel
  • Entropy and Mutual Information for Continuous Random Variables
  • The AWGN Channel

6. Channel Coding

  • Coding in Digital Communications
  • Error Detection and Error Correction
  • Binary Linear Block Codes
  • Decoding of Short Binary Linear Block Codes
Literature

Stefan. M. Moser, Po-Ning Chen, A Student’s Guide to Coding and Information Theory, Cambridge University Press, 2012.
Benedetto, S., Biglieri, E., Principles of Digital Transmission, Kluwer Academic, Plenum Publishers, 1999.
Robert McEliece: The Theory of Information and Coding, Student Edition, Cambridge University Press, 2004.
David MacKay: Information Theory, Inference, and Learning Algorithms, Cambridge University Press, 2003.
Thomas M. Cover, Joy A. Thomas, Elements of Information Theory, Wiley, 2006.Alan V. Oppenheim, Alan S. Willsky: Signals & Systems. Pearson, 2013.

Signals and Systems

Type Lecture
Nr. EMI403
Hours per week 2.0
Content

1. Analog and Digital Signals in Time Domain

  • Definition of Signals
  • Elementary Signals: step, rectangle, triangle, sinusoidal signals, complex exponential
  • Dirac Impulse
  • Signal Properties and Operations
  • Orthogonality of Signals

2. Description of Systems in Time Domain

  • Definition and Basic Properties
  • Memoryless and Dynamic Systems
  • Linear Time-Invariant (LTI) Systems
  • Impulse Response and Convolution Integral
  • Unit Step Response
  • Eigenfunctions

3. Fourier Series and Fourier Transform

  • Orthogonal Periodic Functions
  • Fourier Series
  • Fourier Transform: definition, properties, transforms of periodic functions, the Dirac impulse train, application to LTI systems
  • A/D Conversion and the Sampling Theorem
Literature

Stefan. M. Moser, Po-Ning Chen, A Student’s Guide to Coding and Information Theory, Cambridge University Press, 2012.
Benedetto, S., Biglieri, E., Principles of Digital Transmission, Kluwer Academic, Plenum Publishers, 1999.
Robert McEliece: The Theory of Information and Coding, Student Edition, Cambridge University Press, 2004.
David MacKay: Information Theory, Inference, and Learning Algorithms, Cambridge University Press, 2003.
Thomas M. Cover, Joy A. Thomas, Elements of Information Theory, Wiley, 2006.Alan V. Oppenheim, Alan S. Willsky: Signals & Systems. Pearson, 2013.

 Back