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JNW
2007
140views more  JNW 2007»
13 years 7 months ago
The Effect of Physical Topology on Wireless Sensor Network Lifetime
— Wireless sensor networks must measure environmental conditions, such as temperature, over extended periods and therefore require a long system lifetime. The design of long life...
Debdhanit Yupho, Joseph Kabara
ITNG
2008
IEEE
14 years 1 months ago
Implementing and Validating an Environmental and Health Monitoring System
In this paper the authors describe the implementation and validation of a prototype of an environmental and health monitoring system based on a Wireless Sensor Network (WSN). The ...
Marco Messina, Yen Yang Lim, Elaine Lawrence, Don ...
ICC
2008
IEEE
138views Communications» more  ICC 2008»
14 years 1 months ago
An Opportunistic Directional MAC Protocol for Multihop Wireless Networks with Switched Beam Directional Antennas
— Directional antennas in multihop wireless networks offer a potential increase in the spatial reuse of the wireless channel. However, existing directional MAC protocols are not ...
Osama Bazan, Muhammad Jaseemuddin
IPSN
2005
Springer
14 years 1 months ago
Perpetual environmentally powered sensor networks
— Environmental energy is an attractive power source for low power wireless sensor networks. We present Prometheus, a system that intelligently manages energy transfer for perpet...
Xiaofan Jiang, Joseph Polastre, David E. Culler
JCM
2006
144views more  JCM 2006»
13 years 7 months ago
Using Micro-Genetic Algorithms to Improve Localization in Wireless Sensor Networks
Wireless sensor networks are widely adopted in many location-sensitive applications including disaster management, environmental monitoring, military applications where the precise...
Vincent Tam, King-Yip Cheng, King-Shan Lui