Vivo launches the first smartphone with an in-display sensor

Vivo X21 is the first smartphone which includes an in-display sensor. This technology allows to avoid the use of buttons or fingerprint sensors in the side or at the back of a smartphone, the sensor is part of the display.

This optical sensor has been developed by Synaptics and is able to read the ridges of a fingerprint through an OLED display.

A tendency on this type of fingerprint sensors is expected for the next years, as other manufacturers, such as Xiao Mi or Samsung have shown their interest in this technology.

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