Until now, the presence of a fingerprint scanner built into the screen meant that it was a screen based on an OLED panel. No more.
Redmi showed an LCD screen with a working built-inthe scanner. The company's engineers managed to overcome the limitations imposed by the panel design using an infrared transmitter. The company says that the technology is ready for implementation in mass production, so in the near future we can expect new products to support this focus.
Not a fact, however, that he will be particularly successful.