603 search results - page 9 / 121 » Position location by time reversal in communication networks |
MOBISYS
2009
ACM
16 years 2 months ago
2009
ACM
In this work, we study the security of public WLAN-based positioning systems. Specifically, we investigate the Skyhook positioning system, available on PCs and used on a number of...
151
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TDSC
2011
14 years 8 months ago
2011
—The pervasive diffusion of mobile communication devices and the technical improvements of location techniques are fostering the development of new applications that use the phys...
104
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CONEXT
2005
ACM
15 years 3 months ago
2005
ACM
Energy efficiency is a critical issue in designing sensor networks, as the nodes have limited battery power. In this paper we propose to move the BS so as to prolong the network l...
187
Voted
JCST
2010
14 years 8 months ago
2010
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...
106
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PERCOM
2006
ACM
15 years 7 months ago
2006
ACM
Groupanizer is an extension of groupware and constitutes a development platform to integrate user-centric information for the benefit of groupware applications. User-centric conte...