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Textile Antenna for Bio-Radar Embedded in a Car Seat.

Caroline Loss1, Carolina Gouveia2,3, Rita Salvado4

  • 1FibEnTech Research Unit, Universidade da Beira Interior, 6201-001 Covilhã, Portugal.

Materials (Basel, Switzerland)
|January 7, 2021
PubMed
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This study demonstrates that bio-radar systems can effectively use textile antennas for vital signs acquisition. This innovation integrates Radio Frequency (RF) systems into everyday items like car seats for seamless monitoring.

Area of Science:

  • Biomedical Engineering
  • Materials Science
  • Radio Frequency Engineering

Background:

  • Vital signs monitoring typically requires dedicated medical devices.
  • Integrating monitoring systems into everyday objects presents manufacturing and usability challenges.
  • Conventional Radio Frequency (RF) components hinder seamless integration into textiles.

Purpose of the Study:

  • To develop and validate textile antennas for bio-radar vital signs acquisition.
  • To explore the use of novel substrate materials for integrated RF systems.
  • To streamline the industrial manufacturing of wearable or integrated bio-sensing systems.

Main Methods:

  • Development and characterization of a novel substrate material for textile antennas.
  • Design and fabrication of textile antennas for the RF front-end.
Keywords:
bio-radardielectric substratenon-contact measurementstextile antennavital signs

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  • Experimental validation using a bio-radar system to acquire respiratory signals from subjects in a car seat.

    • Main Results:

    • Successful operation of bio-radar systems utilizing textile-based antennas.
    • Accurate acquisition of vital signs, specifically respiratory signals.
    • Demonstration of textile antennas' viability across subjects with diverse body structures.

    Conclusions:

    • Textile antennas are a viable alternative to conventional materials for bio-radar systems.
    • The developed system enables accurate vital signs extraction through integrated textile antennas.
    • This approach facilitates the industrial manufacturing of unobtrusive bio-sensing solutions.