Title: Local positioning systems
Subjects: Buildings, Electronic surveillance, Radio direction finders, Mobile robots, Electric annunciators, Automatic tracking, Geographic information systems, Mobile computing, Wireless communication systems, Geographic Information Systems, Annonciateurs électriques, Poursuite automatique, Radiogoniomètres, Constructions, Surveillance électronique, Systèmes d'information géographique, Robots mobiles, Architecture (object genre), TECHNOLOGY & ENGINEERING, Mechanical