Ultrasonic sensors Ultrasonic fingerprint readers are the new kid on the block and are usually made by Qualcomm. Beneath the display sits an ultrasonic transmitter and receiver.

We tested the Galaxy S10+'s ultrasonic fingerprint sensor against the Galaxy S9+ with dry, wet, and dirty fingers.

Qualcomm announced the first phones with the 3D Sonic Max sensor in January 2023. This is - at the time of writing - the largest fingerprint scanner of this type ever used in a consumer device.

How does an ultrasonic sensor work, how can it solve my application, and what benefits does it hold? Pepperl+Fuchs has more than 30 years of expertise in ultrasonic sensor technology.

The Vivo X90 Pro+ and the iQOO 11 Pro are the highest-end flagships in the newly announced lineups from the Chinese tech giant.

However, there are times when neither sensor will work. Fortunately, a third option does exist: the retroreflective ultrasonic sensor.

Samsung’s next big thing, the Galaxy S10 has a pretty big flaw. Screen protectors will not work, due to the ultrasonic fingerprint sensor it is reportedly using. This confirmation comes from ...

Apple plans to remedy that by using an ultrasonic touch sensor instead which need not require any extra structure to fit on the device.