摘要: This paper describes SOUPA (Standard Ontology for Ubiquitous and Pervasive Applications) the use of this ontology in building Context Broker Architecture (CoBrA). CoBrA is a new agent architecture supporting pervasive context-aware systems smart space environment. The expressed using Web Language OWL includes modular component vocabularies to represent intelligent agents with associated beliefs, desire, intentions, time, space, events, user profiles, actions, policies security privacy. Central an broker that exploits ontologies support knowledge sharing, context reasoning, privacy protection. We also describe two prototype we have developed demonstrate feasibility CoBrA.