For years, ultrasonic sensors have been used in a wide range of applications including fish finders, parking sensors in cars and burglar alarms. In this article, we describe the characteristics of ...

Ultrasonic flow measurement is based on this elementary transit time difference effect. Two sensors mounted on the pipe simultaneously to send and receive ultrasonic pulses. At zero flow, both sensors ...

[Klaus] wanted some sort of aid for parking his car, and after running across a $4 ultrasonic sensor, decided to build his own speaking distance sensor (.de, Google Translation). Inside [Klaus ...

All the hardware and software are open-source and available on GitHub. We covered another ultrasonic anemometer a few years ago, but it had a different sensor arrangement.

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

A new ultrasonic fingerprint sensor measures 3-D image of your finger's surface and the tissue beneath it -- enhancing biometrics and information security for smartphones and other devices ...

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!

The ultrasonic fingerprint sensor built into the screen layers replaces iris scanning as the biometric sensor of choice on the Galaxy S10 and S10 Plus in particular.

Tesla's shift away from ultrasonic sensors could mean future Tesla car owners miss out on certain features.