The fingerprint scanner has moved under the display in the pursuit to make room for bigger screens, but with a big caveat - it can only be placed under an OLED panel since only this type of display can allow for the light to pass from underneath the matrix. Now, a Chinese company called Fortsense, has figured out a way to implement the sensor under an LCD, and expect smartphone manufacturers to adopt the tech by the end of the year. Photos of the Fortsense presentation According to leaked photos of a marketing presentation, Fortsense has figured out how to let light pass...
Source: https://www.gsmarena.com/chinese_company_fortsense_patents_fp_scanner_under_lcd-news-36776.php