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ACMSE
2004
ACM
14 years 3 months ago
Security for fixed sensor networks
Sensor networks consist of resource-constrained sensors operating in a variety of environments. Given the severe constraints on these sensors, it is a particularly challenging pro...
Ning Hu, Randy K. Smith, Phillip G. Bradford
CCS
2003
ACM
14 years 1 months ago
LEAP: efficient security mechanisms for large-scale distributed sensor networks
We describe LEAP (Localized Encryption and Authentication Protocol), a key management protocol for sensor networks that is designed to support in-network processing, while at the ...
Sencun Zhu, Sanjeev Setia, Sushil Jajodia
MOBICOM
2009
ACM
14 years 4 months ago
Impact of mobility on spectrum sensing in cognitive radio networks
In cognitive radio networks (CRNs), spectrum sensing is key to opportunistic spectrum access while preventing any unacceptable interference to primary users’ communications. Alt...
Alexander W. Min, Kang G. Shin
PERCOM
2004
ACM
14 years 9 months ago
Learning to Detect User Activity and Availability from a Variety of Sensor Data
Using a networked infrastructure of easily available sensors and context-processing components, we are developing applications for the support of workplace interactions. Notions o...
Dave Snowdon, Jean-Luc Meunier, Martin Mühlen...
ICC
2007
IEEE
101views Communications» more  ICC 2007»
14 years 4 months ago
On the Limitations of Random Sensor Placement for Distributed Signal Detection
— We consider the design of a sensor network for detecting an emitter who if present is known to be located in an interval but whose exact position is unknown. We seek to minimiz...
Zhenyu Tu, Rick S. Blum