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ICUMT
2009
15 years 4 months ago
Coverage and adaptive scheduling algorithms for criticality management on video wireless sensor networks
In WSN-based surveillance systems power conservation is an important issue but one must also ensure that the application's objectives are met. In this paper, we jointly addres...
Abdallah Makhoul, Rachid Saadi, CongDuc Pham
MOBIHOC
2009
ACM
16 years 7 months ago
Experimental characterization of sectorized antennas in dense 802.11 wireless mesh networks
Sectorized antennas can increase wireless network capacity through greater spatial reuse. Despite their increasing popularity, their real-world performance characteristics in dens...
Anand Prabhu Subramanian, Henrik Lundgren, Theodor...
INFOCOM
2005
IEEE
15 years 12 months ago
GPS free coordinate assignment and routing in wireless sensor networks
— In this paper we consider the problem of constructing a coordinate system in a sensor network where location information is not available. To this purpose we introduce the Virt...
Antonio Caruso, Stefano Chessa, Swades De, A. Urpi
DEDS
2010
130views more  DEDS 2010»
15 years 6 months ago
Message Batching in Wireless Sensor Networks - A Perturbation Analysis Approach
Abstract-- We address the problem of batching messages generated at nodes of a sensor network for the purpose of reducing communication energy at the expense of added latency. We f...
Xu Ning, Christos G. Cassandras
GLOBECOM
2008
IEEE
16 years 25 days ago
ARQ with Implicit and Explicit ACKs in Wireless Sensor Networks
—A common application of unattended sensor networks (WSN) is low data rate streaming from many scattered sensors to one or more sink nodes. To meet the stringent requirement of p...
Zvi Rosberg, Ren Ping Liu, Alex Y. Dong, Tuan D. L...