840 search results - page 3 / 168 » How Long is the Lifetime of a Wireless Sensor Network |
TMC
2008
13 years 7 months ago
2008
In multihop wireless sensor networks that are often characterized by many-to-one (convergecast) traffic patterns, problems related to energy imbalance among sensors often appear. S...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
—The problems of energy efficient sensor network configuration and local fusion of sensed data have been addressed separately in the previous works. In this paper, we propose t...
TMC
2011
13 years 2 months ago
2011
—Mission-driven sensor networks usually have special lifetime requirements. However, the density of the sensors may not be large enough to satisfy the coverage requirement while ...
GLOBECOM
2007
IEEE
14 years 1 months ago
2007
IEEE
Abstract— We study transmission schemes for lifetime maximization in wireless sensor networks. Specifically we consider the network where all the sensors observe uncorrelated si...
EWSN
2007
Springer
14 years 7 months ago
2007
Springer
This paper presents two lifetime models that describe two of the most common modes of operation of sensor nodes today, triggerdriven and duty-cycle driven. The models use a set of ...