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Packet loss and compensation of Wi-Fi-based wireless sensor networks

  • Dalian University of Technology
  • School of Civil Engineering, Harbin Institute of Technology

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

Abstract

In wireless data transmissions processes, the problem of packet loss become an important factor that affects the robustness of wireless data transmission. In order to solve the problem, the compressive sensing (CS) based wireless data transmission approach is proposed in this paper. The specific steps that use the CS approach to reconstruct lost data are as follows: The first step is to encode the original data in a random sampling matrix. Then the original data and the encoded data are sent to the receiving side through the wireless transmission. After the data is received, if there are packets lost, it can be reconstructed by CS approach. The reconstructed data are able to compensate for the incomplete original data in a certain range. In this paper, a wireless sensor network (WSN) based on Wi-Fi is developed for verifying the effectiveness and feasibility of the CS approach. The WSN consists of small nodes with sensors, base stations, PC client. Experimental results show that the wireless sensor network is working properly and steady. Moreover, the CS approach could compensate for the packet loss effectively, and increase the robustness and the speed of wireless transmission greatly.

Original languageEnglish
Title of host publicationSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2015
EditorsHoon Sohn, Kon-Well Wang, Jerome P. Lynch
PublisherSPIE
ISBN (Electronic)9781628415384
DOIs
StatePublished - 2015
Externally publishedYes
EventSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2015 - San Diego, United States
Duration: 9 Mar 201512 Mar 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9435
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2015
Country/TerritoryUnited States
CitySan Diego
Period9/03/1512/03/15

Keywords

  • Compressive Sensing (CS)
  • Packet Loss And Compensation
  • Wi-Fi
  • Wireless Sensor Networks (WSN)

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