Provide an overview of innovation that has fueled this phenomenon, GSM: Architecture, Protocols and Services, Third Edition offers a clear introduction to the field of cellular systems. This edition: Presents a method of increasing capacity as sektorisasi, the application of adaptive antennas for Spatial Filtering for Interference Reduction (SFIR) and Space Division Multiple Access (SDMA) Provides a detailed introduction to GPRS, HSCSD, and EDGE networks to packet-switched services and higher data speeds Features updated on the range of coverage is very widespread GSM services, including examination of Multimedia Messaging Service (MMS) Adopt a highly graphical approach with a variety of illustrations