Non-contact breathing detection using passive radar

Wenda Li, Bo Tan, Robert Piechocki

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

41 Citations (Scopus)

Abstract

Non-contact breathing monitoring systems are very attractive for a range of e-Healthcare applications. This paper proposes a passive radar based system for measuring human breathing rate. A novel signal processing method is introduced to extract breathing rate based on micro Doppler derived from cross ambiguity function (CAF). The passive radar system is built within a software defined radio (SDR) platform. The proposed system uses opportunistically energy harvesting transmitter as an illumination signal. Passive detection is compared and verified using the ground truth from clinical chest belt respiration detector. Two experiments have been conducted to show the feasibility of passive detection system in the line of sight and also through-wall conditions. We conclude that a low frequency narrow band signal with non-contact passive detection can offer a realistic alternative to UWB based radars for future e-Healthcare passive sensing applications.
Original languageEnglish
Title of host publication2016 IEEE International Conference on Communications (ICC)
Place of PublicationKuala Lumpur, Malaysia
PublisherIEEE
ISBN (Electronic)978-1-4799-6664-6
ISBN (Print)978-1-4799-6665-3
DOIs
Publication statusPublished - 22 May 2016
Externally publishedYes
Publication typeA4 Article in conference proceedings
EventIEEE International Conference on Communications -
Duration: 1 Jan 2000 → …

Publication series

NameIEEE International Conference on Communications
ISSN (Print)1550-3607
ISSN (Electronic)1938-1883

Conference

ConferenceIEEE International Conference on Communications
Period1/01/00 → …

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