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» Data Gathering in Sensor Networks
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INFOCOM
2008
IEEE
14 years 2 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
AINA
2006
IEEE
13 years 9 months ago
Distributed Tuning Attempt Probability for Data Gathering in Random Access Wireless Sensor Networks
In this paper, we study the problem of data gathering in multi-hop wireless sensor networks. To tackle the high degree of channel contention and high probability of packet collisi...
Haibo Zhang, Hong Shen
GLOBECOM
2010
IEEE
13 years 5 months ago
Maximization of Data Gathering in Clustered Wireless Sensor Networks
In this paper, we investigate the maximization of the amount of gathered data in a clustered wireless sensor network (WSN). The amount of gathered data is maximized by (1) choosing...
Tianqi Wang, Wendi Rabiner Heinzelman, Alireza Sey...
ICC
2007
IEEE
190views Communications» more  ICC 2007»
14 years 2 months ago
Minimum Energy Data Gathering in Correlated Sensor Networks with Cooperative Transmission
— We consider combination of Distributed Source Coding (DSC) and cooperative transmission techniques to improve energy efficiency in sensor networks. To start with we formulate ...
Laxminarayana S. Pillutla, Vikram Krishnamurthy
COMSWARE
2007
IEEE
14 years 2 months ago
Sensor Network Deployment For Agronomical Data Gathering in Semi-Arid Regions
— We share our experience in planning, designing and deploying a wireless sensor network of one square kilometre area. Environmental data such as soil moisture, temperature, baro...
Tamma V. Prabhakar, N. V. Chalapathi Rao, M. S. Su...