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PERCOM
2003
ACM
14 years 7 months ago
Cerberus: A Context-Aware Security Scheme for Smart Spaces
Ubiquitous computing has fueled the idea of constructing sentient, information-rich "smart spaces" that extend the boundaries of traditional computing to encompass physi...
Jalal Al-Muhtadi, Anand Ranganathan, Roy H. Campbe...
MOBISYS
2005
ACM
14 years 7 months ago
A relative positioning system for co-located mobile devices
If a mobile computing device knows how it is positioned and oriented in relation to other devices nearby, then it can provide enhanced support for multi-device and multi-user inte...
Mike Hazas, Christian Kray, Hans-Werner Gellersen,...
MOBISYS
2007
ACM
14 years 7 months ago
Real-time deployment of multihop relays for range extension
When the range of single-hop wireless communication is limited by distance or harsh radio propagation conditions, relays can be used to extend the communication range through mult...
Michael R. Souryal, Johannes Geissbuehler, Leonard...
SIGMETRICS
2008
ACM
142views Hardware» more  SIGMETRICS 2008»
13 years 7 months ago
Exploiting manufacturing variations for compensating environment-induced clock drift in time synchronization
Time synchronization is an essential service in distributed computing and control systems. It is used to enable tasks such as synchronized data sampling and accurate time-offlight...
Thomas Schmid, Zainul Charbiwala, Jonathan Friedma...
MOBICOM
2004
ACM
14 years 1 months ago
Broadcast reception rates and effects of priority access in 802.11-based vehicular ad-hoc networks
One key usage of VANET is to support vehicle safety applications. This use case is characterized by the prominence of broadcasts in scaled settings. In this context, we try to ans...
Marc Torrent-Moreno, Daniel Jiang, Hannes Hartenst...