摘要

Ubiquitous services have gained increasing attention in tin area a of mobile communication aiming to allow service access anywhere, anytime and anyhow while keeping complexity to a minimum for both users and service providers Ubiquitous environment features a wide range and an increasing number of access devices and network technologies Context-aware content/service adaptation is deemed necessary to ensure best user experience We dew, loped an Adaptation Management Framework (AMF) Web Service which manages the complexity of dynamic and autonomous content adaptation and serves as an invisible enabler for ubiquitous service delivery It remains challenging to manage the tasks involved in the communication between the AMF Web Service and the user's environment, typically represented by various types of intelligent agents This work presents a middleware which manages those tasks and serves not only as a protocol gateway, but also as a message translator, a service broker, a complexity shield etc, between AMP Services and User Agents

  • 出版日期2010