898 search results - page 122 / 180 » Wireless underground sensor networks: Research challenges |
SAINT
2009
IEEE
14 years 3 months ago
2009
IEEE
The many-to-one multihop traffic pattern of Wireless Sensor Networks (WSN) puts a great challenge on enhancing the event-to-sink data delivery throughput. Because, in CSMA/CA dri...
MOBIHOC
2008
ACM
14 years 8 months ago
2008
ACM
Due to the long propagation delay and high error rate of acoustic channels, it is very challenging to provide reliable data transfer for time-critical applications in an energy-ef...
CCS
2006
ACM
14 years 17 days ago
2006
ACM
Key establishment is a fundamental prerequisite for secure communication in wireless sensor networks. A new node joining the network needs to efficiently and autonomously set up s...
JSAC
2010
13 years 7 months ago
2010
—An important challenge in mobile sensor networks is to enable energy-efficient communication over a diversity of distances while being robust to wireless effects caused by node...
COORDINATION
2009
Springer
14 years 9 months ago
2009
Springer
: Heterogeneous wireless sensor networks represent a challenging programming environment. Servilla addresses this by offering a new middleware framework that provides service provi...