DIGITAL TRANSMISSION
Academic year and teacher
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- Versione italiana
- Academic year
- 2012/2013
- Teacher
- VELIO TRALLI
- Credits
- 6
- Didactic period
- Primo Semestre
- SSD
- ING-INF/02
Training objectives
- The aim of this course is to make the student learning the basic principles for the realization of a digital transmission system: detection theory, digital signals with memory and their receivers, equalization techniques and synchronization techniques.
Prerequisites
- None
Course programme
- - Introduction to the principles of binary transmission and detection
- Signal space and geometrical representation of signals, transmission with M waveforms, maximum likelihood and minimum distance estimation, probability of error
- Digital modulated signals with memory, CPM signals, MLSE receivers and their application to
CPM signals and to linearly modulated signals with intersymbol interference or coding.
- MSK signals and their receivers, receivers for signals with unknown phase and application to MPSK
- Receivers for frequency selective channels, linear equalizers, ZF and MMSE criteria, LMS algorithm, fractionally-spaced equalizers, DFE equalizers, RLS algorithm, channel estimation in MLSE receivers
- Synchronization in coherent and noncoherent receivers, carrier frequency synchronization, open-loop and closed-loop estimation, phase synchronization, Costas loop, timing synchronization, early-late scheme, performace evaluation
- Advanced transmission techniques and applications Didactic methods
- Theoretical/practical lessons.
Learning assessment procedures
- Written/oral examination.
Reference texts
- Wilson, Digital Modulation and Coding, Wiley
J.G.Proakis, Digital Communications, McGraw Hill
U.Mengali, M.Morelli, Trasmissione numerica, McGraw Hill
G.M.Vitetta, Fondamenti di trasmissione numerica con applicazioni alle radiocomunicazioni - Parte I: Le modulazioni numeriche, Pitagora
