(Did a forum search but did not find similar posting).
Imaging taping on a plain, hard surface to type out text.
It uses the accelerometers as a geophone to locate where and how far away the impact was and type a letter, like a seismograph.
To me the amazing part is how accurate it is, able to distinguish vibrations only a few millimeters apart.
Vibrative Virtual Keyboard by Florian Kräutli
Imaging taping on a plain, hard surface to type out text.
It uses the accelerometers as a geophone to locate where and how far away the impact was and type a letter, like a seismograph.
To me the amazing part is how accurate it is, able to distinguish vibrations only a few millimeters apart.
Vibrative Virtual Keyboard by Florian Kräutli