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.

Posted in Arduino Hacks Tagged arduino, bubble sort, coronavirus, servo motor, social distancing, ultrasonic distance sensor, ultrasonic sensor ...

Arduino AI monitors noxious air bubbles via ultrasonic scans This one is an unusual smart home project, potentially - how to monitor a fish tank’s health with an AI-enabled ultrasonic sensor system.

SJEC-AICTE IDEA lab in collaboration with Department of Electronics and Communication Engineering (ECE) at St Joseph ...

Qualcomm is being coy and not telling us everything about its new Snapdragon 855 chipset yet, but it did dig into its new ultrasonic fingerprint sensor a bit. While that might not sound like the ...

The Xiaomi 15 series already employs Goodix's ultrasonic fingerprint sensors, and the OnePlus 13 has been confirmed to be next in line ...