FingerPad: Private and Subtle Interaction Using Fingertips
ACM UIST 2013, pp.255-260.
Liwei Chan, Rong-Hao Liang, Ming-Chang Tsai, Kai-Yin Cheng, Chao-Huai Su, Mike Y. Chen, Wen-Huang Cheng, and Bing-Yu Chen
FingerPad is a nail-mounted device that turns the index fingertip into a touchpad, allowing for private and subtle interaction on the move.