This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

The ultrasonic sensor sends out sound waves. When they hit an object, they bounce back and the sensor calculates the time taken to receive the echo. This data is used to determine the distance. If the ...

A human hand-following robot utilizing IR sensors, ultrasonic sensors, Arduino, motor, and wheels employs a sophisticated blend of sensing and control technologies.

A low-cost (~$100), do-it-yourself (DIY) ultrasonic water level sensor/datalogger has been designed, constructed, and tested for use in education, citizen/community science, and research settings. The ...

The Automated Parking System (APS) initiative uses cutting-edge technology to solve typical parking-related issues in small and medium-sized businesses, thereby improving urban mobility and efficiency ...