Antennas I, 5 cr

Tampere University

Description
Completion options

Teaching periods

Course code

COMM.RF.420

Language of instruction

English

Academic years

2021–2022, 2022–2023, 2023–2024

Level of study

Intermediate studies

Grading scale

General scale, 0-5

Persons responsible

Responsible teacher:

Jari Kangas

Responsible teacher:

Jouko Heikkinen

Responsible teacher:

Toni Björninen

Responsible organisation

Faculty of Information Technology and Communication Sciences 100 %

Coordinating organisation

Electrical Engineering Studies 100 %

Core content

Review of wave propagation, spherical wave propagation from antennas, antenna as a receiver.
Basic antenna parameters
Antenna patterns. Beam solid angle, Radiation intensity and beam efficiency.
Directivity, gain, and efficiencies. Antenna apertures, effective height. Antenna impedance.
Radiation from fixed current density. Electrical and magnetic dipoles, ideal ground plane. Antenna field zones. Shape-impedance considerations.
Elementary antenna arrays.
Numerical simulations to analyze electric and magnetic dipoles and elementary antenna arrays.
Linear, elliptical and circular polarization
Microstrip antenna basics:
Analytical models (Cavity / transmission line); feeding techniques.
Numerical design methods and tools.
Construction of elementary antennas (dipoles, microstrip patches).
Basic antenna measurements. Reporting and interpreting measurement and simulation results.
Typical antenna materials, fabrication methods, and feeding methods.
Use and basic properties of commercial antennas/antenna modules.

Complementary knowledge

Lorentz reciprocity theorem
Notation variations between different antenna books
Directivity and resolution.
The radio communication link
Tolerances in constructions and in material parameters
Poynting vector for elliptically and circularly polarized waves
The polarization ellipse and and the Poincaré sphere.

Learning outcomes

Recommended prerequisites

Further information

Learning material

Equivalences

Studies that include this course

Completion option 1

It is possible to pass the course without taking the exam by completing the mandatory assignments and gathering enough activity points. The highest grade without exam is 3. Grade can be elevated by taking the exam. Tasks included into the coursework: (1) Simulation assignment (mandatory) (2) Antenna design assignment (mandatory) (3) Online tasks/exercises/homework (certain amount of activity points is required to pass) (4) Exam (optional)

Participation in teaching

Lectures (English)

09.01.2023 – 27.02.2023