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Localization algorithm in wireless sensor networks

Research output: Contribution to journalArticlepeer-review

Abstract

Localization is one of the supporting technologies in wireless sensor networks. A novel LDV-Hop algorithm is put forward based on the DV-Hop so as to the characters of low cost and low power in WSNs. It can adjust the quantity of communication packets according to the hops in the course of localization. Only local location information is obtained in LDV-Hop and it can also help to resist error information caused by collision in MAC layer. Simulations are made by the network simulator Ns-2. The result is that the LDV-Hop algorithm is useful to improve the accuracy of localization and reduce the number of communication messages. The algorithm is also adaptive to irregular distribution of sensor nodes.

Original languageEnglish
Pages (from-to)187-192
Number of pages6
JournalChinese Journal of Sensors and Actuators
Volume20
Issue number1
StatePublished - Jan 2007
Externally publishedYes

Keywords

  • LDV-Hop
  • Local area localization
  • Localization
  • Wireless sensor networks

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