5813 search results - page 421 / 1163 » Sensor Networks |
165
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GLOBECOM
2007
IEEE
16 years 22 days 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 ...
191
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ISCC
2005
IEEE
2005
IEEE
Preserving Area Coverage in Wireless Sensor Networks by Using Surface Coverage Relay Dominating Sets
15 years 12 months ago
— Sensor networks consist of autonomous nodes with limited battery and of base stations with theoritical infinite energy. Nodes can be sleep to extend the lifespan of the networ...
189
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MOBICOM
2003
ACM
15 years 11 months ago
2003
ACM
We consider a two-tiered Wireless Sensor Network (WSN) consisting of sensor clusters deployed around strategic locations and base-stations (BSs) whose locations are relatively fl...
170
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IWCMC
2006
ACM
16 years 11 days ago
2006
ACM
Wireless sensors use low power radio transceivers due to the stringent constraints on battery capacity. As a result, radio transmission with wireless sensors is unreliable. Furthe...
182
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SENSYS
2003
ACM
15 years 11 months ago
2003
ACM
Event-driven sensor networks operate under an idle or light load and then suddenly become active in response to a detected or monitored event. The transport of event impulses is l...