20810550-1 - DIGITAL COMMUNICATIONS

The course aims to address fundamental aspects about telecommunication systems, starting from 5G mobile and looking at future developments (Beyond 5G - B5G). It covers system aspects such as the cellular scheme, radio network access and modulations, radio channel modelling, radio transmission algorithms, optimum signal processing, and performance analyses. Finally, it illustrates several cross-layer application problems such as security and privacy in mobile communications, as well as techniques for hidden communications and fast algorithms for signal and transmitting source detection.

Curriculum

teacher profile | teaching materials

Programme

Classical theory of reception. Binary hypothesis testing. Detection of signals in additive Gaussian noise. m-ary hypothesis testing. M-air detection in Gaussian noise. Numerical modulations: intersymbolic interference. ASK modulation: principles and performance. QAM modulation: principles and performance. PSK modulation: principles and performance. Modulations derived from PSK modulation: OQPSK and MSK. Modulation techniques based on spectrum expansion: CDMA and DS-CDMA. OFDM modulation: time and frequency domain representation, modulation architecture. Diversity and signal combination techniques, MIMO systems and cooperating communications. Principles of Channel Coding.

Core Documentation

Course notes and slides

Safak, Mehmet. Digital Communications, John Wiley & Sons, Incorporated, 2017.

Attendance

4-8 hours a week

Type of evaluation

Written and oral exam

teacher profile | teaching materials

Programme

Classical theory of reception. Binary hypothesis testing. Detection of signals in additive Gaussian noise. m-ary hypothesis testing. M-air detection in Gaussian noise. Numerical modulations: intersymbolic interference. ASK modulation: principles and performance. QAM modulation: principles and performance. PSK modulation: principles and performance. Modulations derived from PSK modulation: OQPSK and MSK. Modulation techniques based on spectrum expansion: CDMA and DS-CDMA. OFDM modulation: time and frequency domain representation, modulation architecture. Diversity and signal combination techniques, MIMO systems and cooperating communications. Principles of Channel Coding.

Core Documentation

Course notes and slides

Safak, Mehmet. Digital Communications, John Wiley & Sons, Incorporated, 2017.

Attendance

4-8 hours a week

Type of evaluation

Written and oral exam