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MOBICOM
2005
ACM
15 years 3 months ago
Using mobile relays to prolong the lifetime of wireless sensor networks
In this paper we investigate the benefits of a heterogeneous architecture for wireless sensor networks composed of a few resource rich mobile nodes and a large number of simple s...
Wei Wang 0002, Vikram Srinivasan, Kee Chaing Chua
IWCMC
2006
ACM
15 years 3 months ago
Analysis of mobile beacon aided in-range localization scheme in ad hoc wireless sensor networks
In this paper, We mathematically model the In-Range localization scheme in the presence of a Mobile Beacon. In the In-Range localization scheme, a sensor with unknown location is ...
T. V. Srinath, Anil Kumar Katti, V. S. Ananthanara...
MOBISYS
2007
ACM
15 years 9 months ago
Radio interferometric tracking of mobile wireless nodes
Location-awareness is an important requirement for many mobile wireless applications today. When GPS is not applicable because of the required precision and/or the resource constr...
Branislav Kusy, János Sallai, György B...
ICASSP
2009
IEEE
15 years 4 months ago
Semi-definite programming approach to sensor network node localization with anchor position uncertainty
The problem of node localization in a wireless sensor network (WSN) with the use of the incomplete and noisy distance measurements between nodes as well as anchor position informa...
Kenneth Wing-Kin Lui, Wing-Kin Ma, Hing-Cheung So,...
ICUMT
2009
14 years 7 months ago
SBCL - improved centroid estimation
Localization of sensor nodes is one of the key issues in Wireless Sensor Networks. It is a precondition for a variety of applications, as well as geographic clustering and routing....
Ralf Behnke, Jakob Salzmann, Dirk Timmermann