As 3G implementation begins worldwide, wireless telecommunications are undergoing a radical upheaval. Terminology is changing and expanding, and getting more difficult to keep up with. This handy encyclopedia is the perfect way for service providers, software developers, network managers, and others to stay abreast of the fast-moving, far-reaching wireless applications industry.* Features short clear articles for the generalist with extended technical sidebars for developers* All technology terms linked to markets and applications* Covers 2G, 2.5G, and 3G technologies at all tiers--from handsets to carriers