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How Does a Fingerprint Sensor Actually Read Your Finger?

Simple Things - Surprising Histories · 40K views

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1위@winkipinky225 days ago (edited)

Skip to 2:15 for the answer.. you're welcome.번역 보기

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2위@capnzilog1 day ago

I was hoping to see something about smartphone side-scanners that only read a small sliver of fingerprint.번역 보기

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3위@MichaelD-3456 days ago

"Using something you cannot see or hear.......Sound." WTF??? (I know, it uses ultrasonic frequencies, but that sentence sounded stupid.)번역 보기

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