Optical communications has undergone a sea change since the 3rd edition was published. The advent and rapid commercialization of high-speed coherent optics with advanced modulation formats completely changed the way network architecture and link design are conceived and implemented. All of these and more are now discussed in this 4th edition, offering a comprehensive view of a state-of-the-art optical network.
Changes to this edition include:
Covers advanced topics such as CDC ROADM, hybrid amplifiers, and 400G.
Rajiv Ramaswami worked on optical networks for fifteen years from research to commercial deployment and is currently a vice president at Cisco. He is an IEEE Fellow, a Distinguished Alumnus of IIT Madras, and received a PhD from the University of California, Berkeley.
Kumar N. Sivarajan worked on optical, wireless and telecommunication networks for ten years in academia and research labs before cofounding the optical networking company, Tejas Networks, Bangalore, in 2000. He has a B.Tech. degree from IIT Madras and a Ph.D. from Caltech, Pasadena.