Some time ago, even on smartphones Xiaomi, we found only the sensors for unlocking via Fingerprint on the back of the smartphone. Even the top of the range had them, remember for example the Mi 8. But these sensors were then replaced, even in mid-range devices, by sensors under the screen. These can sometimes misfire as we know and in fact the difficulty in using them lies in the capture of the imprint. Well, Xiaomi wants eliminate the problem at the origin. That's how.
Does fingerprint capture on Xiaomi smartphones work badly? This patent aims to improve the whole process.
With a patent filed poco ago and disclosed by the Chinese media (link at the end of the article) recognizable by number CN107798309B, we know that Xiaomi wants to solve the problem of fingerprinting on smartphones. But let's go in order. The user must constantly change the position of your finger when initially enrolling your fingerprint, that is, multiple fingerprint entries are required to obtain a fingerprint template that meets the identification requirements. There is a trick: rotate your fingertip while pressing on the display. Well, with this new patent Xiaomi wants to eliminate all kinds of problems.
How does it work?
According to the description of the patent in question called "Fingerprint entry method, computer readable device and storage medium“, We understand that inside the device there will be more sensors under the display and not just one. These work in sync, recording multiple voices at the same time and then merging them and make recognition faster and less flawed. The user, using this method, will have to rotate the fingertip on the affected surface only once and the game is done.
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Being a patent, we don't know when Xiaomi will integrate it into its fingerprint sensors and smartphones. What is certain is that this solution will not be poco expensive as optical modules will be added inside the device.
