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Journal of University of Chinese Academy of Sciences ›› 2008, Vol. 25 ›› Issue (3): 367-371.DOI: 10.7523/j.issn.2095-6134.2008.3.011

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Performance Analysis of a node self-locating scheme in DTN routing algorithms

Wang xing-fu, Wei ping-qing, Miao fu-you, Xiong yan   

  1. Department of Computer Science & Technology, University of Science and Technology of China,
    Anhui 230027, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2008-05-15

Abstract: Probabilistic route algorithm of DTN(Delay Tolerant Network) in “MobySpace” needs to locate the node in advance. But it is hard to know in advance how a node moves. A scheme of self-location, in which all coordinates of a node are adjusted gradually by a adjusting parameter while the node is moving, is proposed in this paper. Finally all coordinates will fluctuate in a usable range. The simulation shows that the scheme is able to find a proper value of adjusting parameter to make the routing algorithm in DTN stable and transplantable.