A portable electrical impedance measurement system for flexible electrodes

Mahdi Saleh, Sara Medina-Lombardero, Michael Crichton, Alex Casson

Research output: Contribution to conferencePaperpeer-review

Abstract

This paper introduces a new portable impedance measurement system for Electrical Impedance Spectroscopy (EIS) and continuous impedance monitoring of various flexible-wearable electrodes and sensors. The system comprises a low-power, highly sensitive Electro-impedance Front End (EFE) and a Bluetooth Low Energy (BLE) microcontroller. Impedance measurements are conducted on-chip and transmitted wirelessly via BLE to a nearby mobile device or PC application. As a case study, the implemented prototype interfaces flexible sensors designed for measuring changes in impedance. Preliminary results demonstrate the sensors ability to perform EIS and detect impedance variations caused by sensor stretching.
Original languageEnglish
Pages1-4
Number of pages4
Publication statusAccepted/In press - 16 Aug 2024
EventIEEE Sensors 2024 - Kobe Portopia Hotel, Kobe, Japan
Duration: 20 Oct 202423 Oct 2024
https://2024.ieee-sensorsconference.org/

Conference

ConferenceIEEE Sensors 2024
Country/TerritoryJapan
CityKobe
Period20/10/2423/10/24
Internet address

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