Error sources in COTS WSN platforms for impulsive signal acquisition applications

Haider Ali, Mohammad S. Sharawi, T. Y. Al-Naffouri

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

1 Citation (Scopus)

Abstract

In this work we present a detailed discussion of the various sources of errors in commercial off the shelf (COTS) wireless sensor node (WSN) platforms through a series of experiments. These COTS WSNs are programmed using the TinyOS 2.x standard components and interfaces. The experimental setup is used to record an impulsive acoustic signal from several sensor nodes' microphones and send to the base-station for processing. The Flooding Time Synchronization Protocol (FTSP) was used, and a special MATLAB interfacing code was written to analyze and present the errors within this acquisition setup. It was found that there are at least 4 error sources that can dramatically degrade the signal acquisition due to the fact that standard TinyOS components are not suitable for medium/high sampling frequency applications.

Original languageEnglish
Title of host publication2012 19th International Conference on Telecommunications
Place of PublicationPiscataway, NJ
PublisherInstitute of Electrical and Electronics Engineers (IEEE)
Number of pages6
ISBN (Electronic)9781467307475, 9781467307468
ISBN (Print)9781467307451
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event2012 19th International Conference on Telecommunications, ICT 2012 - Jounieh, Lebanon
Duration: 23 Apr 201225 Apr 2012

Conference

Conference2012 19th International Conference on Telecommunications, ICT 2012
Country/TerritoryLebanon
CityJounieh
Period23/04/1225/04/12

Keywords

  • WSN
  • Impulsive Noise
  • COTS
  • Error Sources
  • Synchronization

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