Xiaomi has Patented a Full-Screen Fingerprint Reader. How does it work? - xiaomiui
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Fingerprint scanners have been in the fashion of android marketplaces since 2018, but the technology has not improved for a while, as it is difficult to

cross-posted from: https://lemmy.ml/post/143207

Xiaomi has patented a new fingerprint scanning technology that allows the user to use the fingerprint sensor by touching any part of their screen. Now you don’t have to try anymore to turn on your phone or place your finger on the finger reader, because you can do this by touching anywhere on the phone’s screen. This is a very privacy issue.

It will have a set of infrared LED light transmitters under the capacitive touch screen layer and above the usual AMOLED display.

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Hopefully it works as well as back of the phone fingerprint readers. That seemed like the perfect solution but they decided onscreen was better. It probably is more intuitive but I liked the back of the phone best.

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