131 search results - page 6 / 27 » Spatially Aware Local Communication in the RAUM System |
GLOBECOM
2010
IEEE
13 years 4 months ago
2010
IEEE
Cognitive radio (CR) emerges as a key technology to enhance spectrum efficiency and thus creates opportunistic transmissions over links. Supporting the routing function on top of n...
SENSYS
2010
ACM
13 years 5 months ago
2010
ACM
Localization is a fundamental issue of wireless sensor networks that has been extensively studied in the literature. The real-world experience from GreenOrbs, a sensor network sys...
WIMOB
2009
IEEE
14 years 2 months ago
2009
IEEE
—In ubiquitous computing, localization of users in indoor environments is a challenging issue. On the one hand, localization data needs to have fine granularity to provide reaso...
GLOBECOM
2008
IEEE
14 years 1 months ago
2008
IEEE
—Multiple-input multiple-output (MIMO) precoding scheme is developed for time division duplex (TDD) systems in a multicell environment. The proposed scheme is designed to maximiz...
ATAL
2003
Springer
14 years 21 days ago
2003
Springer
In a large distributed system it is often infeasible or even impossible to perform diagnosis using a single model of the whole system. Instead, several spatially distributed local...