Since the introduction of the Global Positioning System (GPS), many civil and military applications have become dependent on the continuous availability of GPS-derived position and timing information. Examples comprise financial transaction systems, electrical power grids and combat management systems. …

Active transport to school is associated with higher levels of physical activity in children. Promotion of active transport has therefore gained attention as a potential target to increase children’s physical activity levels. Recent studies have recognized that the distance between home and school is …

Er is onderzoek gedaan naar een alternatieve lokalisering methode op basis van het Simultaneous Localization and Mapping (SLAM) principe. Dit is een methode waarbij een 3D model van de bezochte omgeving wordt gebouwd en waar vervolgens het systeem in gelokaliseerd kan worden. Hiervoor is een sensor nodig …

In this contribution the current status and future development of four Global Navigation Satellite Systems (GNSS) are reviewed. They are the American Global Positioning System (GPS), the Russian Glonass, the European Galileo and the Chinese BeiDou Compass. All four systems offer, or will offer, civil …