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Amazon has received a U.S. patent for ear recognition technology that scans the user’s ear with a smartphone’s front-facing camera to unlock the device when holding it up to the ear to answer a call, according to a report by Slash Gear.
Research shows that the shape of an individual’s ears are just as unique as fingerprints, which would enable the technology to accurately identify the ear of the smartphone owner when the device is being held up to it.
Besides being used as an unlocking mechanism, the technology may prove to be useful in situations where only the smartphone owner needs to be able to answer incoming calls …. http://www.biometricupdate.com