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IS
2011
13 years 2 months ago
Optimized query routing trees for wireless sensor networks
In order to process continuous queries over Wireless Sensor Networks (WSNs), sensors are typically organized in a Query Routing Tree (denoted as T) that provides each sensor with ...
Panayiotis Andreou, Demetrios Zeinalipour-Yazti, A...
MOBISYS
2003
ACM
14 years 7 months ago
Energy-Conserving Data Placement and Asynchronous Multicast in Wireless Sensor Networks
In recent years, large distributed sensor networks have emerged as a new fast-growing application domain for wireless computing. In this paper, we present a distributed applicatio...
Sagnik Bhattacharya, Hyung Kim, Shashi Prabh, Tare...
ICCAD
2009
IEEE
198views Hardware» more  ICCAD 2009»
13 years 5 months ago
Battery allocation for wireless sensor network lifetime maximization under cost constraints
Wireless sensor networks hold the potential to open new domains to distributed data acquisition. However, such networks are prone to premature failure because some nodes deplete t...
Hengyu Long, Yongpan Liu, Yiqun Wang, Robert P. Di...
IWCMC
2009
ACM
14 years 2 months ago
Optimal cooperative spectrum sensing in cognitive sensor networks
This paper addresses the problem of optimal cooperative spectrum sensing in a cognitive-enabled sensor network where cognitive sensors can cooperate in the sensing of the spectrum...
Hai Ngoc Pham, Yan Zhang, Paal E. Engelstad, Tor S...
PERCOM
2007
ACM
14 years 7 months ago
Analytical modeling and mitigation techniques for the energy hole problem in sensor networks
In this paper we investigate the problem of uneven energy consumptions in a large class of many-to-one sensor networks. In a many-to-one sensor network, all sensor nodes generate ...
Jian Li, Prasant Mohapatra