Distributed network synchronization

Arie Reichman, Miri Priesler, Shahaf Wayer

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

This paper presents a non centralized, non hierarchical and distributed synchronization process for wireless mesh networks. Each node has a time base that relative to an universal clock has an offset and a clock frequency difference and the purpose of the synchronization is to correct the offset and the frequency so all the nodes will have almost the same time base. The synchronization process is based on periodically transmission of messages with timing information by the all the nodes. The timing messages can be retransmitted to other nodes. Each node is correcting his time base according to the received messages. The synchronization process has an acquisition phase when the clocks of the nodes have large variations and when the variations are reduced below a certain threshold the synchronization process switches to the tracking phase. In the tracking phase the variations among nodes are farther reduced and the changes in clock parameters are followed. Synchronization algorithms and simulation results are presented.

Original languageEnglish
Title of host publication2015 IEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems, COMCAS 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781479974733
DOIs
StatePublished - 17 Dec 2015
Externally publishedYes
EventIEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems, COMCAS 2015 - Tel-Aviv, Israel
Duration: 2 Nov 20154 Nov 2015

Publication series

Name2015 IEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems, COMCAS 2015

Conference

ConferenceIEEE International Conference on Microwaves, Communications, Antennas and Electronic Systems, COMCAS 2015
Country/TerritoryIsrael
CityTel-Aviv
Period2/11/154/11/15

Keywords

  • distributed protocols
  • network synchronization
  • wireless mesh networks

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