Samsung is finally acknowledging the arrival of the in-display fingerprint sensors with the launch of next year's premium smartphones. The Korean company has closely been working with Qualcomm to deliver what they call the ultrasonic fingerprint recognition, which will be using updated OLEDS that include the Snapdragon Sense ID 3D.
https://www.notebookcheck.net/Samsung-Galaxy-S10-confirmed-to-integrate-ultrasonic-virtual-fingerprint-recognition.306426.0.html