This book provides a unique technical history of the development of GSM standards and the early evolution of UMTS. It presents background information and descriptions of the technical features of the GSM standards. Due to the global success of the GSM system it targets those involved in the mobile communications market, who would like know how the history of 3G UMTS and GSM technologies evolved. The contributors to this edited book are involved in the standardization work for GSM and UMTS and therefore have access to all important information directly from the source.

Contents
· GSM's Achievements

· The Agreement on the Concepts and the Basic Parameter of the GSM Standard (Mid-1982 to Mid-1987)

· The Detailed Specification Work Leading to the GSM Phase 1 Standard used for the Opening of Service (1987-1991)

· Consolidating GSM Phase 1 and Evolving the Services and System Features to GSM Phase 2 in ETSI SMG (1992-1995)

· Evolving the Services and System features to Generation 2.5 by the GSM Phase 2+ Program (1993-2000)

· GSM Goes to North America (Don Zelmer).

· The UMTS Related Work of the European Commsiions, UMTS Taskforce, UMTS Forum and GSM Association

· The UMTS Standardisation Work in ETSI

· The Third Generation Partnership Project (3GPP)

· Services and Services' Capabilities

· System Architecture Evolution

· Radio Aspects

· The Subscriber Identity Module: Past, Present anf Future

· Voice Codes

· Security Aspects

· Short Message and Data Service

· Mobile Stations Type Appproval

· Operations and Maintenance

· Professional Technical Support and its Evolution

· Working Methods and their Evolution

· The Contributions of the GSM Association

· GSM and UMTS Acceptance in the World

· GSM Success Factors

· Appendices.

· Index.

· List of Authors.