898 search results - page 61 / 180 » Wireless underground sensor networks: Research challenges |
SECON
2008
IEEE
14 years 3 months ago
2008
IEEE
—Wireless reprogramming is a key functionality in Wireless Sensor Networks (WSNs). In fact, the requirements for the network may change in time, or new parameters might have to b...
ICDE
2005
IEEE
14 years 2 months ago
2005
IEEE
Abstract— Sensor network data has both historical and realtime value. Making historical sensor data useful, in particular, requires storage, naming, and indexing. Sensor data pre...
IPCCC
2007
IEEE
14 years 3 months ago
2007
IEEE
Key management is the cornerstone for secure communication in sensor networks. Researchers have recently developed many techniques to setup pairwise keys between sensor nodes. How...
AINA
2009
IEEE
14 years 2 months ago
2009
IEEE
Wireless sensor networks (WSNs) are known to be highly energy-constrained and each network’s lifetime has a strong dependence on the nodes’ battery capacity. As such, the netw...
EWSN
2009
Springer
14 years 3 months ago
2009
Springer
Ensuring that every sensor node has the same code version is challenging in dynamic, unreliable multi-hop sensor networks. When nodes have different code versions, the network may...