25763: Digital Communications
Course Name: Digital Communications
Course Number: 25763
Prerequisite(s): 25751 (Communication Systems)
Co-requisite(s): -
Units: 3
Level: Undergraduate
Last Revision: Fall 2020

Description: 
The objective of this course is to familiarize students with the principles of digital communications, the concept of information capacity, source encoding and some coding schemes, channel encoding and its importance, different kinds of channel coding and performance analysis of various digital modulation techniques, optimal receiver design and its performance in AWGN channel, transmission through non-ideal and band-limited channel, the concept of ISI and pulse shaping, error analysis, analog transmission through digital systems, and so on.
 
Syllabus:
  • The main concepts in digital communications and its parameters
  • Information and capacity, Entropy, …
  • Source coding and some techniques, Source modeling by Markov chain, …
  • Shannon capacity and the importance of channel coding, capacity of AWGN channel, The concept of spread spectrum, Rate-distortion theory, …
  • Channel coding techniques and their performance (Block code, cyclic code, CRC code, FEC, ARQ, …)
  • Digital transmission through AWGN channel, Geometric representation of signals, digital modulations, …
  • Optimum demodulator and detector, Correlator, and Matched filter
  • Error analysis in digital modulations
  • Transmission through band-limited communication channels
  • Pulse shaping and ISI, Nyquist Criterion, Precoding, Error analysis, …
  • Equalizers, OFDMA, and its advantages, …
  • Analog transmission through digital communication systems, Uniform and non-uniform quantization, Quantization noise, …
References:
  • J. Proakis and M. Salehi, Communication Systems Engineering, 2nd  Edition, Prentice Hall, 2001
  • K. S. Shanmugam, Digital and Analog Communication System, Wiley, 1979
  • B. P. Lathi and Z. Ding, Modern Digital and Analog Communication Systems, 4th  Edition, Oxford University Press, 2010
  • S. Haykin, Communication Systems, 5th Edition, Wiley, 2009

 
Last Update: 2024-05-08