11.2 3D ultrasonic fingerprint sensor-on-a-chip. - Hao-Yen Tang; Yipeng Lu; Fari Assaderagh; Mike Daneman; Xiaoyue Jiang; Martin Lim; Xi Li 005; Eldwin Jiaqiang Ng; Utkarsh Singhal; Julius M. Tsai; David A. Horsley; Bernhard E. Boser (ISSCC, 2016)