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Fundamentals of Wireless Systems

  • Class 60
  • Practice 10
  • Independent work 80
Total 150

Course title

Fundamentals of Wireless Systems

Lecture type

Elective

Course code

183474

Semester

6

ECTS

5

Lecturers and associates

Course objectives

Radio frequency regulation; Spectrum management.
Cognitive radio; Broadcast systems (digital audio and video broadcasting); Wireless sensor networks.
Propagation mechanisms (transmission, reflection, diffraction, scattering); Path loss; Friis equation.
Noise types; Noise of electronic components; White noise.
Equivalent noise temperature; Noise figure; Noise temperature and noise figure of cascaded components.
Antenna input impedance; Antenna efficiency; Radiation pattern; Directivity; Gain; Effective aperture; Polarization.
Antenna noise temperature.
Midterm exam.
Harmonic components and intermodulation products; Compression point; Third order intercept point; Passive intermodulation.
Principle of operation, specifications; Up-conversion and down-conversion; Rejection of image frequency; RF-LO isolation.
Minimum detectable signal; Receiver sensitivity.
Dynamic range; Selection of intermediate frequency; Spurious-free range.
Receiver architectures; Superheterodyne receiver; Receiver noise figure.
Standards and regulation; Electromagnetic smog; Dosimetric quantities in different frequency ranges; Basic restrictions and reference levels; Protection from exposure to electromagnetic fields.
Final exam.

Required reading

(.), Bonefačić, D. (2016) RF sustavi - intena skripta, FER, Zagreb,
(.), Zentner, E. (2001). Antene i radiosustavi, Graphis, Zagreb,(.), Bartolić, J. (2011). Mikrovalna elektronika, Graphis, Zagreb,
(.), Modlic, B.; Bartolić, J. (1995) Miješanje, mješala i sintetizatori frekvencije, Školska knjiga, Zagreb,
(.), Pozar, D.M. (2000). Microwave and RF Design of Wireless Systems, J. Wiley ,
(.), Egan, W.F . (2003). Practical RF System Design, J. Wiley-IEEE Press,

Minimal learning outcomes

  • Describe the types, applications and frequency bands of wireless systems
  • Explain the basic components of a wireless systems and their operating principles
  • Calculate the parameters of the wireless link
  • Explain the impact of noise on wireless systems
  • Relate the parameters of propagation models with the parameters of wireless system
  • Calculate gain, noise figure and third order intercept point of a wireless receiver
  • Compare different architectures of wireless receivers
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