Wireless Channels

Course title: Wireless Channels

Code: FEIT10Z012

Number of credits (ECTS): 6

Weekly number of classes: 3+1+1+0

Prerequisite for enrollment of the subject: Passed: Maths 3, Taken course: Basics of telecommunications

Course goals/Competences: Getting familiar with the properties of telecommunications signals transmitted over the wireless channels, theoretical, empirical and statistical modeling of wireless channels, fading, statistical parameters describing signal transmitter over a wireless channel (understanding the information transmission over wireless channels, simulation modeling of wireless channels

Total available number of classes: 180

Curriculum: Necessity for signal transmission over wireless channels. Radio frequency bands for telecommunication. Single ray channel model. Two ray channel model. Wireless channel over irregular terrain. Average path loss. Scattering. Knife-edge diffraction. Diffraction over real obstacles. Fresnel zones. Wireless channel in urban environments. Indoor radio channels. Empirical channel models. Angly model. Hate-Okumura model. Cost-231 model. Walfish-Bertoni model. Multipath channel. Fading. Large scale fading. Shadowing. Small scale fading. Fading as a random process. Rayleigh fading. Rice fading. Envelope and phase of fading signals. Autocorrelation of fading signals. Doppler Effect. Doppler spectrum. Frequency selectivity and time dispersion. Channel coherence bandwidth. Channel coherence time. Second-order channel statistics. Level crossing rate. Fade duration. Statistical profile of wireless channels. Simulation modeling of wireless channels.

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