m:Ciudad - Unleashing mobile user-provided services

This paper presents the concept of mobile user-prov ided services - small services that users can create and provide on the go from their mobile terminals. It addresses the technologi cal challenges to apply this concept and describes an architectural a pproach to realize it. Ultimate personalization and access to the most relevant information are the main drivers for user-provided services, which have been materialized in the m:Ciudad project. By extending the widget model with advanced service aspects and semantics, m:Ciudad defines a novel architecture in the mobile terminal as well as in the framework.