According to the documents which explains the patent, the patent shows that a tattoo will be placing a mic directly on user’s throat. These smart tattoos will record the vibrations directly from the larynx. This mic will have its own power source. As of now the reports say, it could either be a rechargeable or non rechargeable battery.
Some reports are suggesting that Motorola is already developing smartpills and tattoos which can be used as user authentication modules for different devices.
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