One way to accomplish this involves four HC-SR04 ultrasonic sensor units that transmit data through an Arduino into a Linux computer. The end result is a virtual touchscreen that can be made at home.

Continue reading “A Virtual Touchscreen (3D Ultrasonic Radar)”→ Posted in Tech Hacks Tagged analog signal, arduino, ultrasonic sensor, virtual touchscreen ...

Tesla Is Now Removing Ultrasonic Sensors In Move To Vision Only Tesla already removed radar and is relying on cameras for its advanced driver-assist systems, unlike most rival automakers.