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GLOBECOM
2010
IEEE
14 years 10 months ago
Prolonging Network Lifetime via a Controlled Mobile Sink in Wireless Sensor Networks
In this paper we explore the mobility of a mobile sink in a wireless sensor network (WSN) to prolong the network lifetime. Since the mechanical movement of mobile sink is driven by...
Weifa Liang, Jun Luo, Xu Xu
TON
2012
13 years 2 months ago
Some Fundamental Results on Base Station Movement Problem for Wireless Sensor Networks
—The benefits of using mobile base station to prolong sensor network lifetime have been well recognized. However, due to the complexity of the problem (time-dependent network to...
Yi Shi, Y. Thomas Hou
MOBIHOC
2005
ACM
15 years 11 months ago
Localization and routing in sensor networks by local angle information
Location information is very useful in the design of sensor network infrastructures. In this paper, we study the anchor-free 2D localization problem by using local angle measureme...
Jehoshua Bruck, Jie Gao, Anxiao Jiang
MOBIHOC
2009
ACM
16 years 13 days ago
Energy-efficient capture of stochastic events by global- and local-periodic network coverage
We consider a high density of sensors randomly placed in a geographical area for event monitoring. The monitoring regions of the sensors may have significant overlap, and a subset...
Shibo He, Jiming Chen, David K. Y. Yau, Huanyu Sha...
CORR
2010
Springer
159views Education» more  CORR 2010»
14 years 12 months ago
Survey of trust models in different network domains
This paper introduces the security and trust concepts in wireless sensor networks and explains the difference between them, stating that even though both terms are used interchang...
Mohammad Momani, Subhash Challa