This book offers a complete introduction to pervasive computing, also known as mobile computing, ubiquitous computing and anywhere/anywhen computing. The book features case studies of applications and gives a broad overview of pervasive computing (devices, standards, protocols,architectures). The book also covers and includes analysis and categorisation of existing technologies and solid information to help integrate pervasive computing applications into existing e-business applications. Table of Contents: TECHNOLOGIES. Past, Present, Future. Application Examples. Device Technology Web Application Concepts WAP and Beyond Voice Technology Personal Digital Assistants ARCHITECTURES. Server-side Programming in Java Pervasive Web Application Architecture Example Application Access from PCs Access via WAP Access from Personal Digital Assistants Access via voice 379