898 search results - page 80 / 180 » Wireless underground sensor networks: Research challenges |
HICSS
2009
IEEE
14 years 3 months ago
2009
IEEE
One of the major challenges of designing a dissemination protocol for Wireless Sensor Networks (WSNs) is energy efficiency. Flooding and SPIN, which are very well-known proactive ...
FGCN
2008
IEEE
14 years 3 months ago
2008
IEEE
Simulators are needed for testing algorithms of wireless sensor networks (WSNs) for large scale scenarios. Deploying real WSN testbed provides a more realistic testing environment...
JCM
2008
13 years 9 months ago
2008
Abstract-- Secure group key distribution and efficient rekeying is one of the most challenging security issues in sensor networks at present. In this paper, Latin square is firstly...
ISCC
2005
IEEE
14 years 2 months ago
2005
IEEE
Location awareness is an attractive research issue in the wireless sensor network (WSN). However, precise location information may be unavailable due to the constraint in energy, ...
IS
2011
13 years 3 months ago
2011
In order to process continuous queries over Wireless Sensor Networks (WSNs), sensors are typically organized in a Query Routing Tree (denoted as T) that provides each sensor with ...