Sciweavers

970 search results - page 40 / 194
» LOCATOR: location estimation system For wireless LANs
Sort
View
JCST
2010
155views more  JCST 2010»
14 years 5 months ago
Efficient Location Updates for Continuous Queries over Moving Objects
Abstract The significant overhead related to frequent location updates from moving objects often results in poor performance. As most of the location updates do not affect the quer...
Yu-Ling Hsueh, Roger Zimmermann, Wei-Shinn Ku
ICPADS
2008
IEEE
15 years 4 months ago
Mobility-Assisted Position Estimation in Wireless Sensor Networks
Wireless sensor networks (WSNs) have been proposed for a multitude of location-dependent applications. To stamp the collected data and facilitate communication protocols, it is nec...
Hongyang Chen, Pei Huang, Hing-Cheung So, Kaoru Se...
CN
2004
79views more  CN 2004»
14 years 10 months ago
Improving the accuracy of cell-based positioning for wireless networks
The location-sensing technology is a core technology of location-based services and applications. In this paper, we present a location-sensing method, called as cell-based positio...
Rong-Hong Jan, Hung-Chi Chu, Yi-Fang Lee
EUROSSC
2007
Springer
15 years 4 months ago
Mapping by Seeing - Wearable Vision-Based Dead-Reckoning, and Closing the Loop
We introduce, characterize and test a vision-based dead-reckoning system for wearable computing that allows to track the user’s trajectory in an unknown and non-instrumented envi...
Daniel Roggen, Reto Jenny, Patrick de la Hamette, ...
ICASSP
2010
IEEE
14 years 10 months ago
Ranging energy optimization for robust sensor positioning with collaborative anchors
We propose a sensor positioning scheme for a wireless sensor network consisting of beacons as well as collaborative anchors (CA) to help sensors within a prescribed service area t...
Tao Wang, Geert Leus