GSM stands poised for a major thrust into the U.S. market - still an alphabet soup of competing (and too often incompatible) products. This detailed guide gives you the knowledge you need. With clear, readable text and a wealth of tantalizing examples and case studies, GSM Superphones makes GSM easy to understand, even if you don't have a technical degree. Light on the math and packed with lists of all major GSM component and network suppliers, a critical overview of technologies and services, and an essential scope-out of the movement of the marketplace, this book is a must-have for anyone in the telecommunications game.