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. 2023 Aug 7;7:e47325. doi: 10.2196/47325

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©Hyunsoo Kim, Seong Jin Jang, Hee Dong Lee, Jae Hoon Ko, Jee Young Lim. Originally published in JMIR Formative Research (https://formative.jmir.org), 07.08.2023.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Formative Research, is properly cited. The complete bibliographic information, a link to the original publication on https://formative.jmir.org, as well as this copyright and license information must be included.

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Structure of the smart floor mat (SFM). (A) Schematic diagram of the SFM layer structure. Photographs of (B) bottom mats+MCU (microcontroller unit) circuits, (C) connection between MCU circuit and electrode plates and 5-pin connector, (D) piezo-resistive textiles on the bottom mat+MCU circuit and electrode plates, and (E) upper mats piezo-resistive textiles+bottom mat + MCU circuit and electrode plates.