Featuring a variety of applications that motivate students‎,‎ this book serves as a companion or supplement to any of the comprehensive textbooks in communication systems‎.‎ The book provides a variety of exercises that may be solved on the computer using MATLAB‎.‎ By design‎,‎ the treatment of the various topics is brief‎.‎ The authors provide the motivation and a short introduction to each topic‎,‎ establish the necessary notation‎,‎ and then illustrate the basic concepts by means of an example‎.‎