Non-contact Vital Sign Monitoring Using Universal Software Radio Peripheral

Shengxin Xu, Heng Liu, Fei Gao, Zhenghuan Wang

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

3 Citations (Scopus)

Abstract

W215 vital sign detection is a promising technique, which allow users to non-invasively detect the respiration of the target through capturing the variation of wireless signals. In particular, respiration detection using received signal strength (RSS) variation has gained more attention since RSS is available in most commercial off-the-shelf (COTS) products, which can remarkably reduce the cost of the system. However, the resolution of RSS measurement provided by those equipment is usually larger than 0.1dB, which is unable to perform reliable respiration detection, especially when the chest wall movement of the target is weak. In this paper, we implement respiration detection system on the universal software radio peripheral (USRP) devices, which can provide more accurate RSS measurement. We use a pair of USRPs where one transmits wireless signals while the other receives the signals and measures the RSS. The experiment results verify that the detection platform can capture the RSS variation smaller than 0.1dB and accurately estimate the respiration rate.

Original languageEnglish
Title of host publicationProceedings of 2018 2nd IEEE Advanced Information Management, Communicates, Electronic and Automation Control Conference, IMCEC 2018
EditorsBing Xu
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages728-731
Number of pages4
ISBN (Electronic)9781538618035
DOIs
Publication statusPublished - 20 Sept 2018
Event2nd IEEE Advanced Information Management, Communicates, Electronic and Automation Control Conference, IMCEC 2018 - Xi'an, China
Duration: 25 May 201827 May 2018

Publication series

NameProceedings of 2018 2nd IEEE Advanced Information Management, Communicates, Electronic and Automation Control Conference, IMCEC 2018

Conference

Conference2nd IEEE Advanced Information Management, Communicates, Electronic and Automation Control Conference, IMCEC 2018
Country/TerritoryChina
CityXi'an
Period25/05/1827/05/18

Keywords

  • respiration monitoring
  • RSS
  • USRP
  • Vital sign detection

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