50 search results - page 4 / 10 » Improving network lifetime using sensors with adjustable sen... |
PERCOM
2009
ACM
14 years 2 months ago
2009
ACM
—One of the major issues in a wireless sensor network (WSN) is how to cover an interested area. In this paper, we consider the area coverage problem for variable sensing radii WS...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Abstract-- Wireless sensor networks (WSNs) require energyef cient protocols to improve the network lifetime. In this work, we adopt a cross-layer strategy that considers routing an...
VTC
2008
IEEE
14 years 1 months ago
2008
IEEE
— Sensor networks with a large amount of sensor nodes usually have high redundancy in sensing coverage. The network lifetime can be further extended by proper scheduling and putt...
DATE
2004
IEEE
13 years 11 months ago
2004
IEEE
A distributed sensor network (DSN) designed to cover a given region R, is said to be alive if there is at least one subset of sensors that can collectively cover (sense) the regio...
ICUMT
2009
13 years 5 months ago
2009
This paper investigates topology management of large wireless sensor networks. Due to their random deployment, nodes have to organize themselves as energy efficient as possible to ...