Instead, it relies on an ultrasonic distance sensor to detect a hand (or foot) waved in front of the door. An Arduino Leonardo runs the show, sounding a buzzer when the ultrasonic sensor is triggered.

The official Arduino Blog has this week featured a new project which demonstrates ultrasonic Arduino to Arduino communication by Brazilian maker Eduardo Zola. Showing that you can communicate ...

The latter application pushed Tesla to develop new sensors, or new ways to hide the sensors, because CEO Elon Musk didn’t like the idea of a visible sensor in the middle of a door. He said when ...

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 ...

Ultrasonic sensors have been a staple in the sensing space for several decades due to their capabilities, flexibility, and low cost. As the rise of IoT finds its way into virtually every market and ...

Gasboard-8500FS-X200 is Cubic’s ultrasonic technology 4-in-1 combined sensor solution to measure flow rate, oxygen concentration, temperature and humidity.

Qualcomm has announced its new 3D Sonic Sensor Gen 2 ultrasonic sensor for in-display fingerprint readers. The new sensor is 77 percent bigger and 50 percent faster than the old models, and it ...

Huawei recently unveiled a patent for a new “ultrasonic fingerprint” sensor, potentially signaling a move towards developing their own ultrasonic fingerprint technology.

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 ...