If the colour codes change during the academic year to orange or red, modifications are possible, for example to the teaching and evaluation methods.

Course Code : | 1529FTITLC |

Study domain: | Electronics |

Academic year: | 2020-2021 |

Semester: | 2nd semester |

Contact hours: | 24 |

Credits: | 3 |

Study load (hours): | 84 |

Contract restrictions: | No contract restriction |

Language of instruction: | English |

Exam period: | exam in the 2nd semester |

Lecturer(s) | Raf Catthoor |

At the start of this course the student should have acquired the following competences:

an active knowledge of

specific prerequisites for this course

an active knowledge of

- English
- other languages
This course is taught in English.

- general knowledge of the use of a PC and the Internet

specific prerequisites for this course

Calculating with complex numbers, vector theory (basic course of mathematics)

Essentials of wave theory (basic course of physics).

AC theory (basic course of electricity)

- The student acquires knowledge in the concepts of telecommunication systems, and he can apply these concepts to design microwave links (BE1, El-K2)

**Introduction**: decibels, the electromagnetic spectrum

**Transmission lines**: network approach

- Line parameters R, G, L, C; travelling sine wave on a lossless line
- Travelling sine wave on a lossy line
- The wave equation and solution
- Characteristic impedance; propagation constant; attenuation coefficient
- Example: coaxial line
- Group velocity and dispersion
- The transmissielijn in time: reflections.
- The creation of a reflected wave
- Border conditions at the beginning and end of the line
- Step response:
- voltage and current along the line
- voltage at the beginning and at the end of the line as a function of time
- Bergeron-diagram
- Pulse response.
- Reflected waves in sinusoidal regime on a lossless line
- The relation between V+ and I+ , V- and I-
- Standing waves; standing wave ratio
- Vector representation of incident and reflected wave
- Time domain reflectometry
- Noise and interference
- Summary
- Exercises

**Electromagnetic waves**

- Electromagnetic plane waves; Pointing vector; Polarisation
- Spherical waves
- Waves propagating between two conducting planes
- Reflection and refraction of plane waves; border conditions at the boundary dielectricum/dielectricum and dielectricum/ideal conductor; Brewster angle; Total internal reflection

**Transmission line examples**

- Coaxial line
- Microstrip line
- Waveguides: modes, cutoff frequency; coupling with coax
- Twisted pair

**Antennas and arrays**

- Reciprocity
- Radiaton pattern, directivity, gain
- Antenna impedance, antenna efficiency, effective area
- Dipoles and related antennas
- horn antennas, dish antennas
- Arrays

**Waves in free space**

- Sending and receiving in free space; Friis transmission equation
- Noise
- Microwave links
- Communication via satellites; calculations
- Earth propatation beyond horizon
- Navigation with GPS.
- Broadcasting, cable networks, mobile phones
- Radar
- RFID

**Waves in a medium with losses**

- Loss-tangent, penetration depth
- Atmosferic losses and ground losses
- Microwave heating

The course has an international dimension.

Class contact teachingLectures

ExaminationOral with written preparation Closed book Open-question

“The fundamentals of Signal Transmission” - Lem Ibbotson, publisher ARNOLD, ISBN 0-340-70576-0

This book is not available any more, but you can download the pdf here:

http://mujurrose.orgfree.com/Dasar_Transmisi_dan_Saluran_Transmisi/Buku/The_Fundamentals_of_Signal_Transmission.pdf

Additional study material will be available on Blackboard.

"Modern Electronic Communication" - Jeffrey S. Beasley, publisher PEARSON, ISBN 0-13-225113-2

Raf Catthoor

Campus Groenenborger, lokaal G.U418

raf.catthoor@uantwerpen.be

T +32 3 265 16 33