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Digital Communications

Instructor: Prof. Dimitris Maroulis

Semester: 6th

Basic Course - Sector of Communications and Signal Processing

Optional Course - Sector of Computer Systems and Applications

Course website


Quantitative and qualitative analysis of the transmission of analog signals by digital communication systems, practical sampling and difficulties in signal reconstruction, quantization techniques and quantization noise, PCM, bandwidth requirements, noise in PCM systems, differential PCM systems and impact of channel's noise on PCM systems, Delta modulation systems, bandwidth requirements and signal to noise ratio (S / N) of the transmitted signal, introduction to dispersed spectrum communications (CDM), comparison of PCM and DM systems with TDM, AM, and FM as well as the ideal system, coding for error control, linear block codes, binary cyclic codes, burst error codes, convolutional codes, efficiency of codes in error detection and correction.

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