95 Elements of a Service Oriented Architecture (SOA) based on OGC and W3C Standards Service Oriented Architecture (SOA) is a framework supporting information exchange by means of services. Some elements in the sense of SOA are already realized as part of the Federal Spatial Data Infrastructure in Switzerland, others are still under investigation or in the phase of planning / realization. FOSS4G2006 - Free And Open Source Software for Geoinformatics Sesion 1 : SDI-USE Hans Ulrich Wiedmer hansulrich.wiedmer@swisstopo.ch Hans Ulrich Wiedmer hansulrich.wiedmer@swisstopo.ch <MaKaC.conference.ContributionType object at 0xb3bfc56c>