Overview

•    Components of a digital communication system, Complex baseband representation, Linear modulation, Spectral occupancy of linearly modulated signals
•    Review of Gaussian random variables and processes, Basics of hypothesis testing, Signal space concepts, Optimal reception in additive white Gaussian noise (AWGN), Performance analysis of ML receivers for common modulation schemes, Elements of link budget analysis
•    Basics of parameter estimation, Parameter estimation for synchronization, Noncoherent communication, Performance of noncoherent communication
•    Channel equalization, orthogonal frequency division multiplexing (OFDM) as transmit equalization, Maximum likelihood sequence estimation (MLSE) and Viterbi algorithm, Performance analysis of MLSE, Linear equalization, Decision feedback equalization
•    Channel coding, Convolutional and Turbo codes, Coded modulation
•    Other topics: may include Multiple-input multiple-output (MIMO) wireless systems, practical communication system implementations, software defined radios (SDRs)

Texts/References:

1.    Madhow, U. (2008). Fundamentals of Digital Communication. Cambridge University Press.
2.    Gallager, R. G. (2008). Principles of Digital Communication. Cambridge University Press.
3.    Proakis, J. G., & Salehi, M. (2008). Digital communications (5th ed.). McGraw-Hill.
4.    Lapidoth, A. (2017). A Foundation in Digital Communication (2nd ed.). Cambridge University Press.
5.    Wozencraft, J. M., & Jacobs, I. M. (1965). Principles of Communication Engineering. John Wiley & Sons.
6.    Appaiah, K. (2024). Digital Communication using GNU Radio, NPTEL Course, https://nptel.ac.in/courses/108101373