Sciweavers

213 search results - page 31 / 43
» Energy efficiency of MIMO-based Sensor Networks with a Coope...
Sort
View
INFOCOM
2007
IEEE
14 years 3 months ago
Low-Power Distributed Event Detection in Wireless Sensor Networks
Abstract—In this paper we address the problem of energyefficient event detection in wireless sensor networks (WSNs). Duty cycling is a fundamental approach to conserving energy i...
Yanmin Zhu, Yunhao Liu, Lionel M. Ni, Z. Zhang
GIS
2005
ACM
14 years 9 months ago
Spatial queries in sensor networks
Recent advances in low-power sensing devices coupled with the widespread availability of wireless ad-hoc networks have fueled the development of sensor networks. These are typical...
Amir Soheili, Vana Kalogeraki, Dimitrios Gunopulos
DAC
2006
ACM
14 years 2 months ago
Circuits for energy harvesting sensor signal processing
duce system weight and volume, increase operating lifetime, The recent explosion in capability of embedded and portable decrease maintenance costs, and open new frontiers for inele...
Rajeevan Amirtharajah, Justin Wenck, Jamie Collier...
TMC
2010
159views more  TMC 2010»
13 years 7 months ago
Radio Sleep Mode Optimization in Wireless Sensor Networks
—Energy-efficiency is a central challenge in sensor networks, and the radio is a major contributor to overall energy node consumption. Current energy-efficient MAC protocols fo...
Raja Jurdak, Antonio G. Ruzzelli, Gregory M. P. O'...
TPDS
2008
120views more  TPDS 2008»
13 years 8 months ago
A New Storage Scheme for Approximate Location Queries in Object-Tracking Sensor Networks
Energy efficiency is one of the most critical issues in the design of wireless sensor networks. Observing that many sensor applications for object tracking can tolerate a certain d...
Jianliang Xu, Xueyan Tang, Wang-Chien Lee