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SPP 1202:  Ultra-Wideband Radio Technologies for Communications, Localisation and Sensor Applications (UkoLoS)

Subject Area Computer Science, Systems and Electrical Engineering
Term from 2006 to 2012
Project identifier Deutsche Forschungsgemeinschaft (DFG) - Project number 13758399
 
Ultra wideband (UWB) radio systems basically use the whole frequency range from about 100 MHz to beyond 10 GHz. As a result, the absolute as well as the fractional bandwidth are very large. The large absolute bandwidth allows high temporal and spatial resolution of sensors and localisation systems without range ambiguities. Because of the low frequencies included in the UWB spectrum, penetration into and through non-metallic objects becomes feasible.
For application in wireless communications, UWB has the flavour of a flexible, deregulated overlay system, which allows transmission of high data rates over short distances. Alternatively, energy efficient transmission of low data rates becomes feasible. Very low spectral power density and high correlation gain are essential for coexistence of UWB systems with established narrowband systems. Solving the coexistence problem will be of primary importance for the technical and commercial success of UWB systems.
For sensor, navigation and localisation application, UWB offers unprecedented high range resolution in short range and indoor environments. There is a vast variety of applications in view including robust terminal localisation in rich multipath environment, wall penetration radar for civil engineering, imaging for biomedical applications, identification and imaging of objects and environments for security applications by distributed UWB sensor networks, etc. In contrast to conventional narrowband solutions, UWB sensors can obtain much more information about material properties and structures of scanned media or bodies.
Because of the very large bandwidth, UWB technology makes completely new requirements to system concepts, RF circuit and component design, signal processing, parameter estimation, and physical interpretation of measurement results. In general, UWB requires a change of paradigm from narrowband to wideband principles. By joint UWB research in the areas of communications, localisation and sensors, remarkable synergy effects and technological development can be expected. The Priority Programme UkoLoS supports interdisciplinary projects towards a nationwide network of UWB research activities in Germany and fosters participation in international research networks in the same field.
DFG Programme Priority Programmes
International Connection Canada

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