Ultrasonic sensors detect objects like sonar — they send sound pulses and measure the time it takes for the signal to bounce off the object and come back.

New research reveals that Apple is looking at how to make Siri detect particular voices, and also determine their location, solely through vibrations.

This Ultrasonic Sensor Circuit consists of a set of ultrasonic receiver and transmitter which operate at the same frequency. When something moves in the area covered the circuit’s fine balance is ...

Tesla uses ultrasonic sensors as proximity sensors, for its Autopilot, and for its auto-presenting and Falcon Wing doors on the Model X.

Customizing ultrasonic sensors for composites process optimization and control University of Augsburg developed sensors for the CosiMo project’s digital twin and closed-loop process control of EV ...

“Our ultrasonic fingerprint sensors have the ability to measure a three-dimensional, volumetric image of the finger surface and the tissues beneath the surface – making fingerprint sensors ...

Now, researchers have channeled that idea to create an ultrasonic sensor array that gives its wearer increased situational awareness, or SpiderSense.

In-display fingerprint sensors have become commonplace in virtually all Android smartphones, for better or for worse, and five years later we’re finally seeing the ultrasonic variety widely used ...