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945views
13 years 3 months ago
A Decentralized Method for Maximizing k-coverage Lifetime in WSNs
In this paper, we propose a decentralized method for maximizing lifetime of data collection wireless sensor networks (WSNs) by making minimal number of nodes operate and putting ot...
ISCAS
2003
IEEE
112views Hardware» more  ISCAS 2003»
15 years 2 months ago
Energy-balancing strategies for wireless sensor networks
The lifetime of wireless sensor network is crucial, since autonomous operation must be guaranteed over an extended period. As all the sensor data has to be forwarded to an observe...
Martin Haenggi
INFOCOM
2008
IEEE
15 years 3 months ago
On the Construction of a Maximum-Lifetime Data Gathering Tree in Sensor Networks: NP-Completeness and Approximation Algorithm
Abstract—Energy efficiency is critical for wireless sensor networks. The data gathering process must be carefully designed to conserve energy and extend the network lifetime. Fo...
Yan Wu, Sonia Fahmy, Ness B. Shroff
EUC
2005
Springer
15 years 3 months ago
Energy-Driven Adaptive Clustering Hierarchy (EDACH) for Wireless Sensor Networks
Wireless sensor network consists of small battery powered sensors. Therefore, energy consumption is an important issue and several schemes have been proposed to improve the lifetim...
Kyung Tae Kim, Hee Yong Youn
ICC
2007
IEEE
185views Communications» more  ICC 2007»
15 years 3 months ago
Maximal Lifetime Rate and Power Allocation for Sensor Networks with Data Distortion Constraints
— We address a lifetime maximization problem for a single-hop wireless sensor network where multiple sensors encode and communicate their measurements of a Gaussian random source...
James C. F. Li, Subhrakanti Dey, Jamie S. Evans