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A Generic Localized Broadcast Framework in Mobile Ad Hoc Ubiquitous Sensor Networks

Hui XU, Brian J. D'AURIOL, Jinsung CHO, Sungyoung LEE, Byeong-Soo JEONG

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Summary :

In this paper, we investigate the critical low coverage problem of position aware localized efficient broadcast in mobile ad hoc ubiquitous sensor networks and propose a generic framework for it. The framework is to determine a small subset of nodes and minimum transmission radiuses based on snapshots of network state (local views) along the broadcast process. To guarantee the accuracy of forward decisions, based on historical location information nodes will predict neighbors' positions at future actual transmission time and then construct predicted and synchronized local views rather than simply collect received "Hello" messages. Several enhancement technologies are also proposed to compensate the inaccuracy of prediction and forward decisions. To verify the effectiveness of our framework we apply existing efficient broadcast algorithms to it. Simulation results show that new algorithms, which are derived from the generic framework, can greatly increase the broadcast coverage ratio.

Publication
IEICE TRANSACTIONS on Communications Vol.E90-B No.12 pp.3434-3444
Publication Date
2007/12/01
Publicized
Online ISSN
1745-1345
DOI
10.1093/ietcom/e90-b.12.3434
Type of Manuscript
Special Section PAPER (Special Section on Ubiquitous Sensor Networks)
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