687 search results - page 90 / 138 » Connectivity and coverage maintenance in wireless sensor net... |
IPPS
2007
IEEE
14 years 1 months ago
2007
IEEE
Our goal is to save energy in wireless sensor networks (WSNs) by periodic duty-cycling of sensor nodes. We schedule sensor nodes between active (transmit or receive) and sleep mod...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
—This paper presents a group-based security scheme for distributed wireless sensor networks. The scheme is proposed with 3-types of entities: one or more base stations, Y number ...
SAMOS
2007
Springer
14 years 1 months ago
2007
Springer
For most applications in wireless sensor networks (WSNs), it is often assumed that the deployment of sensor nodes is unmanaged and random, so the density of local node may vary thr...
MOBIHOC
2009
ACM
14 years 8 months ago
2009
ACM
Location-free boundary recognition is crucial and critical for many fundamental network functionalities in wireless ad hoc and sensor networks. Previous designs, often coarse-grai...
ESORICS
2004
Springer
14 years 1 months ago
2004
Springer
Key distribution is one of the most challenging security issues in wireless sensor networks where sensor nodes are randomly scattered over a hostile territory. In such a sensor dep...