Xiaomi Develops All-Screen Fingerprint Reader

Chinese technology giant Xiaomi is developing a technology that turns the entire screen of smartphones into a fingerprint reader. With this technology, it is thought that the errors that occur when trying to open your screen will also disappear.

According to rumors, Xiaomi’s new smartphones speed up screen unlocking by eliminating the margin of error. ‘all screen fingerprint scanner’or may have. a person from the Chinese national skate database; The Chinese technology giant claimed that thanks to a new fingerprint scanning technology it has patented, the entire screen can detect fingerprints.

According to the patent, which was first spotted by GizmoChina, this new technology involves users touching any part of the screen to unlock their phones. In other words, on Xiaomi’s new smartphones The entire screen will act as a fingerprint sensor. and in this way, users will not have to try multiple times to unlock the phone.

Tap anywhere on your phone screen to unlock the screen.

As you know, in order for the current under-display fingerprint scanner technology to detect your fingerprint, you to a certain point Requires you to install. The all-screen fingerprint scanner, on the other hand, will not require touching and holding a certain point for fingerprint detection.

The new skate of this technology How proves it will work. First, there will be several infrared LED light transmitters under the capacitive touchscreen layer. On top of these infrared LED light transmitters, which will be above the AMOLED screen, there will be infrared light receivers.

fingerprint reader screen

First, a user will need to touch the screen with their finger to scan the fingerprint on the screen. Afterwards, the capacitive touchscreen will register this touch and control its position and then the shape of the finger. Infrared light will be reflected back after touching the finger, reaching the infrared light receivers and using infrared light speed data outline of fingerprint will be determined.

You can use this process as a link between this data and the previously registered fingerprint information to determine if the user is the same as the registered one. to compare done will follow. After the verification process is completed, the user will be able to unlock the screen of the smartphone by touching any part of the screen.

Xiaomi is not the first company to receive this patent

Huawei all screen fingerprint reader

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On the other hand, Xiaomi is not the first tech company to patent the all-screen fingerprint under-display technology. Before that Huawei also filed a similar patent in August 2020, applicable to many markets including India, Korea, Japan, Europe, China and the USA; however, this technology still maintains its privacy.

Source :
https://www.gizchina.com/2022/01/09/xiaomi-patents-an-all-screen-fingerprint-scanner-how-it-works/


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