Sciweavers

263 search results - page 34 / 53
» Coverage by directional sensors in randomly deployed wireles...
Sort
View
MOBIHOC
2005
ACM
14 years 7 months ago
Low-coordination topologies for redundancy in sensor networks
Tiny, low-cost sensor devices are expected to be failure-prone and hence in many realistic deployment scenarios for sensor networks these nodes are deployed in higher than necessa...
Rajagopal Iyengar, Koushik Kar, Suman Banerjee
GLOBECOM
2008
IEEE
14 years 2 months ago
Modeling Mobility-Assisted Data Collection in Wireless Sensor Networks
—Exploiting mobility to enhance the performance of wireless sensor networks (WSNs), in terms of connectivity, coverage, and lifetime elongation, has recently been the focus of se...
Hisham M. Almasaeid, Ahmed E. Kamal
DCOSS
2007
Springer
14 years 1 months ago
Localization for Anchoritic Sensor Networks
We introduce a class of anchoritic sensor networks, where communications between sensor nodes are undesirable or infeasible due to, e.g., harsh environments, energy constraints, or...
Yuliy M. Baryshnikov, Jian Tan
INFOCOM
2007
IEEE
14 years 2 months ago
Fault-Tolerant Relay Node Placement in Heterogeneous Wireless Sensor Networks
— Existing work on placing additional relay nodes in wireless sensor networks to improve network connectivity typically assumes homogeneous wireless sensor nodes with an identica...
Xiaofeng Han, Xiang Cao, Errol L. Lloyd, Chien-Chu...
WWIC
2007
Springer
156views Communications» more  WWIC 2007»
14 years 1 months ago
ID-Based Multiple Space Key Pre-distribution Scheme for Wireless Sensor Networks
Providing security services for wireless sensor networks plays a vital role in secure network operation especially when sensor networks are deployed in hostile areas. In order to p...
Tran Thanh Dai, Choong Seon Hong