Data filtering and distortion-prevention for power saving in Wireless Sensor Networks

Mingfu Li*

*Corresponding author for this work

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

2 Scopus citations

Abstract

Wireless Sensor Networks (WSNs) are used in several applications, such as environmental information gathering for smart home control, smart grid, and health-care systems. However, since wireless sensor nodes are usually battery powered, the battery lifetime of wireless sensor nodes becomes a key concern. Therefore, a data filtering and distortion-prevention algorithm for saving power of sensor nodes and preserving the data accuracy is proposed in this paper. Data filtering algorithm, which filters out some redundant data, is used to reduce the amount of data transmissions. Distortion-prevention algorithm, which is implemented by transmitting pilot terms periodically, is designed to prevent data from serious distortion under the environment with packet error or loss. Simulations on the environmental temperature gathering, transmission, and reconstruction were conducted to demonstrate the performance of the proposed data filtering and distortion-prevention algorithm. Numerical results show that using the proposed algorithm, the data distortion can be well-controlled and the data reduction ratio can be up to about 90% under the environment of a low degree of temperature variation.

Original languageEnglish
Title of host publication2014 IEEE International Conference on Communication Problem-Solving, ICCP 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages103-106
Number of pages4
ISBN (Electronic)9781479942466
DOIs
StatePublished - 17 03 2014
Event2014 IEEE International Conference on Communication Problem-Solving, ICCP 2014 - Beijing, China
Duration: 05 12 201407 12 2014

Publication series

Name2014 IEEE International Conference on Communication Problem-Solving, ICCP 2014

Conference

Conference2014 IEEE International Conference on Communication Problem-Solving, ICCP 2014
Country/TerritoryChina
CityBeijing
Period05/12/1407/12/14

Bibliographical note

Publisher Copyright:
© 2014 IEEE.

Keywords

  • Data filtering
  • data distortion
  • data reduction ratio
  • power saving
  • wireless sensor networks

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