Topics in Antennas - Antenna Synthesis
| Title | Ειδικές Κεραίες / Topics in Antennas - Antenna Synthesis |
| Code | 096 |
| Faculty | Engineering |
| School | Electrical and Computer Engineering |
| Cycle / Level | 1st / Undergraduate |
| Teaching Period | Spring |
| Coordinator | Traianos Gioultsis |
| Common | No |
| Status | Active |
| Course ID | 600001049 |
Programme of Study: Electrical and Computer Engineering
Registered students: 40
| Orientation | Attendance Type | Semester | Year | ECTS |
|---|---|---|---|---|
| ELECTRICAL ENERGY | Elective Courses | 8 | 4 | 5 |
| ELECTRONICS AND COMPUTER ENGINEERING | Elective Courses | 8 | 4 | 5 |
| TELECOMMUNICATIONS | Elective Courses | 8 | 4 | 5 |
| Academic Year | 2020 – 2021 |
| Class Period | Spring |
| Faculty Instructors | |
| Class ID | 600170032
|
Class Schedule
| Building | |
| Floor | Unknown |
| Hall | Εξ αποστάσεως (900) |
| Calendar | Wednesday 11:00 to 13:00 |
| Building | |
| Floor | Unknown |
| Hall | Εξ αποστάσεως (900) |
| Calendar | Monday 15:00 to 17:00 |
Course Type 2016-2020
- Scientific Area
Course Type 2011-2015
Specific Foundation / Core
Mode of Delivery
- Face to face
Digital Course Content
- e-Study Guide https://qa.auth.gr/en/class/1/600170032
- At the Website of the School: http://alexander.ee.auth.gr:8083/eTHMMY/
Erasmus
The course is also offered to exchange programme students.
Language of Instruction
- Greek (Instruction, Examination)
- English (Examination)
Prerequisites
General Prerequisites
1. Electromagnetic field theory
2. Wave propagation
3. Antennas
4. Microwaves
Learning Outcomes
1. Gaining experience in the analysis and design of antennas, especially planar ones, using available antenna analysis software and by applying design principles.
2. Understanding the operation principles of planar and microstrip antennas, adaptive and smart arrays and MIMO antennas.
3. Ability to perform fabrication of planar antennas and their experimental characterization, including reflection coefficient, gain, directivity and efficiency.
General Competences
- Apply knowledge in practice
- Retrieve, analyse and synthesise data and information, with the use of necessary technologies
- Work autonomously
- Work in teams
- Advance free, creative and causative thinking
Course Content (Syllabus)
- Computational antenna analysis methods: finite difference end finite element methods, integral equations methods, Green's functions, Pocklington equation, applications (broadband dipoles, Yagi-Uda antennas), linear antenna analysis with NEC software.
- Broadband and frequency-independent antennas: broadband antenna design methodologies, helical antenna, biconical and discone antenna, spiral and log- periodic antennas, ultrawideband antennas (UWB).
- Planar antennas and microstrip antennas: structure and operation of microstrip antennaa, transmission line and resonator models, directivity, gain and efficiency, radiation pattern, broadband microstrip antennas, small microstrip antennas, microstrip antenna feeds, arrays of microstrip antennas, printed antennas, computational analysis of planar antennas, Green's functions for multilayer media.
- Antenna arrays: radiation pattern, directivity, gain, efficiency, half power beam width. Non-uniform arrays, Dolph-Chebyshev and binomial arrays.
- Antennas of small electrical dimensions: fundamental limits of antennas, circuit and wave modeling, Chu limit, small antenna design techniques.
- Synthesis of arrays in wireless and mobile communications systems: nonuniform arrays, Dolph-Chebyshev and binomial arrays, analytical and computational techniques for the synthesis of adaptive arrays, direction of arrival estimation and beamforming, smart antennas.
- Multiple input - multiple output antennas (MIMO): channel capacity, MIMO antenna design, coupling reduction techniques.
- Antenna measurements: gain and radiation pattern, reflection coefficient and impedance, electric field and power density of electromagnetic radiation.
Keywords
Integral equation methods, nonuniform arrays, broadband antennas, MIMO antennas, microstrip antennas
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
| Activities | Workload | ECTS | Individual | Teamwork | Erasmus |
|---|---|---|---|---|---|
| Lectures | 36 | 1.2 | ✓ | ||
| Laboratory Work | 13 | 0.4 | ✓ | ||
| Reading Assigment | 30 | 1 | ✓ | ✓ | |
| Tutorial | 16 | 0.5 | ✓ | ||
| Project | 31 | 1.0 | ✓ | ✓ | |
| Exams | 24 | 0.8 | ✓ | ||
| Total | 150 | 5 |
Student Assessment
Description
Three (3) projects on:
1. Analysis and design of linear antennas using NEC.
2. Analysis and design of planar antennas using integral equation based software.
3. Laboratory exercises on antenna measurements, including fabrication and experimental characterization of antennas designed in project 2.
Student Assessment methods
- Written Exam with Short Answer Questions (Summative)
- Written Assignment (Summative)
- Oral Exams (Summative)
- Performance / Staging (Summative)
- Written Exam with Problem Solving (Summative)
- Report (Summative)
- Labortatory Assignment (Summative)
Bibliography
Course Bibliography (Eudoxus)
1. J. Kraus, Antennas, 1988.
2. C. A. Balanis, Antenna Theory: Analysis and Design, John Wiley, 2005.
Last Update
01-09-2021
