Ring, Wristband Combo Could Make Texting Really Subtle

FingerPing 1

FingerPing, a ring-to-wristband combo that involves acoustic chirps to recognize micro hand gestures, is featured in this Futurity article. A video demonstration of the technology shows how, at a high rate of accuracy, the system can recognize hand poses using the 12 bones of the fingers and digits 1 through 10 in American Sign Language.