Figure 5.

Examples of metal-coated textile-based ECG electrodes and resulting signal; (a) interior side of the silver-coated textile electrode, adopted from [74]; (b) structure of a textile electrode and connection track, adopted from [81]; (c) textile electrode developed by sewing silver thread onto fabric, adopted from [88]; and (d) comparison of ECG signals from a T-shirt with silver-plated active textile electrodes (blue) bandpass filtered (2–20 Hz) and reference Ag/AgCl electrode (red), adapted from [74].