Amazon Echo’s built-in ultrasonic motion sensing can let you easily automate lights and fans with Alexa routines, without buying anything else.

In order for the use of ultrasonic beacons to be permissible on Android devices, app developers have to disclose to users that the apps will be using their cellphone microphones for that purpose.

The options when specifying sensors for long-range object detection or positioning usually boil down to two alternatives: optical sensors using either infrared or visible-red light and ultrasonic ...

Proximity sensors that use ultrasonic sound waves calculate distance to an object using the time it takes to receive the echo from an ultrasonic burst.

Murata has introduced a new ultrasonic sensor device (MA48CF15-7N) for automotive applications, which has high-sensitivity and rapid responsiveness.

Google has just launched the new Pixel 9 series and the core series includes an upgraded ultrasonic fingerprint sensor.

Qualcomm has partnered with Katouzian to announce the world's first 3D ultrasonic in-display fingerprint sensor for mobile devices. Here's what you need to know!

Qualcomm’s second-generation ultrasonic fingerprint reader — the 3D Sonic Max —is 17 times larger than the original, in an attempt to solve the first-gen model’s issues.

Digital Trends talks to the company using ultrasonic technology to put virtual camera controls on the side of a smartphone, for better ergonomics.