Radio TechnologyLaajuus (3 ECTS)

Objective

On completion of the course the student knows the electromagnetic fields and waves and the RF spectrum. The student understands radio wave propagation modes and attenuation parameters and the antenna characteristics. The student has skills to calculate radio transmitter radiated power, radio wave power density and field strength, radio channel attenuation, effective area (capture area) of an antenna and received power at the radio receiver.

Content

Electromagnetic fields
Radio wave propagation
Antennas and transmission lines
Transmitters and receivers

Assessment criteria, satisfactory (1)

Electromagnetic fields
- understands the structure and parameters of the field model
Radio wave propagation
- knows propagation modes and is able to calculate free space loss in a radio channel
Antennas and transmission lines
- understands the operation of an antenna and transmission line and is able to calculate transmitted power and understands the importance of load matching
Transmitters and receivers
- knows the basic structures of devices and understands the concept of noise figure and noise temperature

Assessment criteria, good (3)

Electromagnetic fields
- understands the structure and parameters of the field model
Radio wave propagation
- understands the significance and interpretation of Maxwell's equations
Antennas and transmission lines
- understands and is able to calculate the distance of radio horizon and radius of Fresnel zone
Transmitters and receivers
- understands the operation of different functional blocks of transmitters and receivers

Assessment criteria, excellent (5)

Electromagnetic fields
- is able to calculate power density and the depth of penetration
Radio wave propagation
- is able to examine the effect of obstacles in the radio path
Antennas and transmission lines
- understands and is able to use the radar equation and Friis' formula, knows different antenna structures
Transmitters and receivers
- knows the basic components and circuit structures and different radio engineering applications