This best-selling, easy-to-read, communication systems text has been extensively revised to include the most exhaustive treatment of digital communications in an undergraduate level text. In addition to being the most up-to-date communications text available, Simon Haykin has added MATLAB computer experiments.
Simon Haykin was a Canadian electrical engineer noted for his pioneering work in Adaptive Signal Processing with emphasis on applications to Radar Engineering and Telecom Technology. He was a Distinguished University Professor at McMaster University in Hamilton, Ontario, Canada.
I actually read 2nd edition of this. Its a best and simple to read book if you want to go through the chapters to brush. but not that good for a beginner. it leaves some questions unanswered. as if you were accepting some more points to come, but is ended abruptly