What if your phone could let you — and only you — answer an incoming call, no thumb print/PIN/swipe gesture required? Instead of a finger, it’d gauge the shape of your ear; instead of a fingerprint sensor, it’d use the touchscreen your phone already has built-in.
That’s the idea behind Bodyprint, a new concept out of Yahoo’s research labs.
Built by researchers Christian Holz, Senaka Buthpitiya, and Marius Knaust, Bodyprint is designed to utilize a number of different body parts as biometric markers in different use cases. It’ll recognize your ear, as mentioned, but it can also identify you from a glance at your palm, the knuckles of a fist bump, or your grip around the edge of the screen when tightly grasping the device.
If it can sense all of these things, why not just use the screen to read your fingerprint? The short answer: the sensor resolution on…
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