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INFOCOM
2010
IEEE
13 years 6 months ago
Understanding Node Localizability of Wireless Ad-hoc Networks
— Location awareness is highly critical for wireless ad-hoc and sensor networks. Many efforts have been made to solve the problem of whether or not a network can be localized. Ne...
Zheng Yang, Yunhao Liu
DCOSS
2006
Springer
13 years 11 months ago
Lifetime Maximization of Sensor Networks Under Connectivity and k-Coverage Constraints
In this paper, we study the fundamental limits of a wireless sensor network's lifetime under connectivity and k-coverage constraints. We consider a wireless sensor network wit...
Wei Mo, Daji Qiao, Zhengdao Wang
SASN
2006
ACM
14 years 1 months ago
Diversify sensor nodes to improve resilience against node compromise
A great challenge in securing sensor networks is that sensor nodes can be physically compromised. Once a node is compromised, attackers can retrieve secret information (e.g. keys)...
Abdulrahman Alarifi, Wenliang Du
MSN
2007
Springer
110views Sensor Networks» more  MSN 2007»
14 years 2 months ago
A Location Aided Flooding Protocol for Wireless Ad Hoc Networks
Flooding in wireless ad hoc networks is a fundamental and critical operation in supporting various applications and protocols. However, the traditional flooding scheme generates ex...
Xinxin Liu, Xiaohua Jia, Hai Liu, Li Feng
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...