Antennas and Propagation

Course Information
TitleΚεραίες και Διάδοση / Antennas and Propagation
SchoolElectrical and Computer Engineering
Cycle / Level1st / Undergraduate
Teaching PeriodWinter
CoordinatorThomas Xenos
Course ID600001007

Programme of Study: Electrical and Computer Engineering

Registered students: 36
OrientationAttendance TypeSemesterYearECTS
ELECTRICAL ENERGYElective Courses746

Class Information
Academic Year2019 – 2020
Class PeriodWinter
Faculty Instructors
Class ID
Course Type 2016-2020
  • Scientific Area
Course Type 2011-2015
Specific Foundation / Core
Mode of Delivery
  • Face to face
Digital Course Content
The course is also offered to exchange programme students.
Language of Instruction
  • Greek (Instruction, Examination)
General Prerequisites
Basic understanding of electrical circuits and electromagnetic theory.
Learning Outcomes
1. Thorough understanding of antenna concept and parameters. 2. Ability to perform basic antenna and radiolink calculations based on antenna parameters. 3. Ability to analyze and design antenna arrays, including the calculation of parameters and radiation patterns by writing down equations and appropriate computer programs (e.g. Matlab). 4. Understanding of the operating principles of various antenna types, such as standing- and traveling wave antennas, loop and helical antennas, aperture and reflector antennas etc. 5. Understanding of basic principles of electromagnetic wave propagation in terrestrial and space communications. 6. Ability to analyze and design practical radio links.
General Competences
  • Apply knowledge in practice
  • Retrieve, analyse and synthesise data and information, with the use of necessary technologies
  • Work autonomously
  • Advance free, creative and causative thinking
Course Content (Syllabus)
- Linear antennas: linear dipole antenna, half wavelength dipole, directivity and gain, input and radiation impedance, traveling wave antennas. - Loop Antennas: small loop, loop antenna, helical antenna. - Arrays: linear arrays, directivity, gain, half power beamwidth, radiation pattern design, two-dimensional arrays. - Surface and reflector antennas: radiation from apertures, parabolic reflector antennas, horn antennas, special configurations of parabolic reflectors. - Antenna Input Impedance: input impedance of linear dipole antennas, mutual impedance of linear dipole antennas in various configurations. - Receive antennas: reciprocity theorem, transmit-receive reciprocity, effective area of a receiving antenna, efficiency and aperture efficiency. - Propagation of E/M waves in free space: Friis transmission equation and link power budget. - Propagation of E/M waves in terrestrial space: space and surface waves, influence of the earth's surface to the propagation of E/M waves, reflection, earth's curvature, diffraction, propagation beyond the horizon. - Propagation of E/M waves in troposphere: atmospheric conditions, multiple obstacles, tropospheric waveguides, propagation models. - Special topics: ionospheric propagation, propagation in urban environment, vegetation effects, interference theory, indoor wave propagation, design of radio links.
Radiation, antennas, dipoles, arrays, reflector antennas, impedance, reciprocity
Educational Material Types
  • Notes
  • Slide presentations
  • Book
Use of Information and Communication Technologies
Use of ICT
  • Use of ICT in Course Teaching
  • Use of ICT in Laboratory Teaching
  • Use of ICT in Communication with Students
Course Organization
Reading Assigment521.7
Student Assessment
Written Examination (180 min) Assessment of optional project
Student Assessment methods
  • Written Assignment (Summative)
  • Written Exam with Problem Solving (Summative)
  • Report (Summative)
Course Bibliography (Eudoxus)
1. C. A. Balanis, Antenna Theory: Analysis and Design, John Wiley, 2005. 2. C. Kapsalis, P. Kottis, Antennas – Wireless Links, Tziolas Pub., Athens, 2003.
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