Then, Redmi general manager Lou Weibing in Weibo briefly introduced the technology, and released a picture, the phone is suspected to be Redmi K20, showing that the machine screen for no bangs, no water droplets, corresponding to the machine using a lifting type of pre-camera program.

Unfortunately, even the increase in the brightness and contrast of the picture, it is difficult to see the bottom border of the machine, guessing and the current use of lifting front scheme model is not much different.

For the seventh generation of screen fingerprints, Lou Weibing said, Redmi K20 uses the true flagship standard AMOLED screen, while carrying the seventh-generation screen fingerprint unlock scheme, 3P lens optical fingerprint system, can be said to be installed under the screen a small macro camera. Hardware upgrade to 7.2μm super large pixels, compared to the previous generation of photosensitive area increased by 100%, while detecting finger area also increased by 15%, can better capture fingerprint optical signal.

The further upgrading of the hardware, coupled with the software parallel DSP algorithm, allows the REDMI K20 to increase the unlock speed by another 10%. At the same time for the daily unlock difficult scene has been specially optimized, in low temperature, dry fingers, bright light and other conditions to improve the success rate of 30%.

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