Applications that rely on the publish-subscribe model (such as those dedicated to news or event distribution) require a communication model whereby information can flow towards a...
A prevailing feature of mobile telephony systems is that the location of a mobile user may be unknown. Therefore, when the system has to establish a call between users, it may nee...
In this article, we describe the intrinsic constraints of mobility and discuss how we can work around and often exploit these constraints using information implied by the context ...
The broadcast and tetherless nature of wireless networks and the widespread deployment of Wi-Fi hotspots makes it easy to remotely locate a user by observing her wireless signals....
Mobile smartphone users frequently need to search for nearby points of interest from a location based service, but in a way that preserves the privacy of the users' locations...
Femi G. Olumofin, Piotr K. Tysowski, Ian Goldberg,...