Product Description: On September 11, 2001, AT&T's traffic was 40 percent greater than its previous busiest day. Wireless calls were made from the besieged airplanes and buildings, with the human voice having a calming influence. E-mail was used to overcome distance and time zones...read more (view table of contents, read Amazon.com's description)

Product Description: A complete introduction to communication technologies and systems, offering a solid understanding of the fundamentals, history and future direction of this ever-changing field. Geared towards non-technical business professionals and students, this resource integrates human physiology and factors, important inventors and business people, and basic technological principles to explain the key concepts and developments of modern communications...read more (view table of contents, read Amazon.com's description)

(view table of contents)

Product Description: This important volume reviews the history of the telecommunication superhighway pointing out its beginnings in the interactive TV and broadband highway of the wired cities more than two decades ago. It explains the technological uncertainties of the superhighway and many of its futuristic services, and also gives an understandable review of the technological principles behind today's modern telecommunication networks and systems...read more

If you've ever considered yourself to be 'a little fuzzy on the details,' or even if you're a complete technical illiterate, this is the book for you. This revised and updated version covers all of the basic technological concepts you need to understand the principles behind modern communications systems. (view table of contents)