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E-static textile sensor DIY Template

Gowrishankar, Ramyah

Abstract

The PDF provides detailed instructions and a template for constructing E-static textile sensors using easily sourced fabrics. These are passive sensors that operate based on the principles of Triboelectric Nanogenerators (TENG), utilizing both vertical contact-separation and lateral sliding modes. The guide includes instructions for building two types of sensors: a single-channel and a four-channel version. Different types of user interactions—such as swiping, stroking, or tapping—produce distinct voltage patterns. These patterns can be captured and analyzed using AI-based models to accurately identify each interaction, enabling the development of soft, fabric-based user interfaces for a wide range of applications. Refer to this paper for further information on the sensor and the related research: https://doi.org/10.1145/3737821.374957 Refer to <10.5281/zenodo.17037420> to access the voltage data for five interaction classes: no interaction, tapping, swiping, stroking, and scrunching, recorded using a 1-channel E-static textile sensor. Refer to <10.5281/zenodo.17779673> to access the voltage data for eight interaction classes: no interaction, tapping, tapping right, tapping left, swiping from left to right, swiping from right to left, stroking, and scrunching, recorded using a 4-channel E-static textile sensor.

Full text

DIY E-Static Textile Sensor Assembly 1-channel sensor Align the interfacing fabric between the conductive and polyester fabric and iron or heatpress it to attach the fabrics together: Align the interfacing fabric between the conductive and nylon fabric and iron or heatpress it to attach the fabrics together: Align the fabric layers on top of one another, so that the conductive fabrics face the opposite sides and the polyster and nylon are in contact. Sandwich this betwen the top fleece fabric and the bottom felt fabric. Secure the layers with pins, and stitch all the sides using a sewing machine while removing the pins as you stitch. !! NOTE: Remove the interfacing fabric from behind the protruding parts of the all the conductive fabric pieces so they don’t stick. This will make it easier to connect it. !! NOTE: Leave gaps on one side for connectors to have acess to the conductive fabrics! 4-channel sensor 1-channel sensor 4-channel sensor Materials and Tools: 1. We need about 25X25cm pieces of each of the following fabrics: 100% polyester fabric 100% nylon fabric Soft polyester fleece Felt fabric Conductive fabric 2. Interfacing glue fabric or tape 3. Scissors 4. Iron or heat press 5. Basic handsewing tools or a sewing machine 4-channel sensor Trace the pattern pieces and cut the fabrics to size: 1. Polyester: 1X template A 2. Nylon: 1X template A 3. Fleece: 1X template A 4. Felt: 1X template A 5. Conductive fabric: 4 X template C 6. Conductive fabric: 1X template B 7. Interfacing fabric: 4 X template C 8. Interfacing fabric: 1 X template B Prepare fabric layers 1-channel sensor Trace the pattern pieces and cut the fabrics to size: 1. Polyester: 1X template A 2. Nylon: 1X template A 3. Fleece: 1X template A 4. Felt: 1X template A 5. Conductive fabric: 2 X template B 6. Interfacing fabric: 2 X template B First cut out the provided pattern pieces doi: 10.1145/3737821.3749576 [email protected] | www.estatictextiles.cc AB C 200 X 240 mm 175 X 200 mm 175 X 40 mm doi: 10.1145/3737821.3749576 [email protected] | www.estatictextiles.cc