Fig. 6: Intelligent e-textiles based on auditory and olfactory interaction.

a Acoustic Fiber⁸⁵. (1) Design and principles of fabric microphones. (2) Schematic of preform-to-fiber thermal drawing and fiber poling. (3) Examples of applications of the woven acoustic fabric integrated into shirts. Copyright©2022, Springer Nature. b Electrostatic Transducer⁸⁶. (1) Blow-up schematic of the textile-integrated ET comprising fabric electrode, fabric insulator, and electret fabric. (2) The operating principles of the ET serve as a tactile sensor and a loudspeaker, respectively. (3) Acoustic wave of “Wearable electronics” generated from ET at different states, including flat, bending, stretching, and twisting. (4) Integration of ETs with clothing and the process of Braille-to-speech translation. Copyright©2024, Wiley‐VCH GmbH. c Tubular PTFE Fragrance Storage⁹¹. (1) The system design of ScenThread. (2) Mask releasing the scheduled scents for Olfaction Recovery Training. (3) The method is embedded into traditional embroidery. Copyright©2021, ACM. d Oder Generator⁹². (1) Schematic diagram of the advanced OG-based olfaction interfaces. 2–3 Application of the MR system with the olfaction interfaces integrated. Copyright©2024, Springer Nature.