1417 search results - page 269 / 284 » Adaptive mobile Ortsbestimmung |
JSS
2011
12 years 10 months ago
2011
Location-based services have attracted the attention of important research in the field of mobile computing. Specifically, different mechanisms have been proposed to process loc...
MONET
2011
12 years 10 months ago
2011
Cooperation among wireless nodes has been recently proposed for improving the physical layer (PHY) security of wireless transmission in the presence of multiple eavesdroppers. Whil...
TMC
2012
11 years 10 months ago
2012
WiFi interface is known to be a primary energy consumer in mobile devices, and idle listening (IL) is the dominant source of energy consumption in WiFi. Most existing protocols, s...
DAIS
2007
13 years 9 months ago
2007
Abstract. Ubiquitous computing environments are characterised by a high number of heterogenous devices that generate a huge amount of context data. These data are used, for example...
CSREASAM
2008
13 years 9 months ago
2008
Pervasive computing allows data to be collected using sensors and mobile devices. Recent studies, however, show that in emergency and crisis situations conventional access control ...