Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

Truck-Lite recently rolled out a new feature for its Super 80 LED [light emitting diode] interior trailer lamp – an infrared [IR] motion sensor to automatically turn the trailer dome light on and off, ...

A new motion sensor incorporates micromachined thermal transistors to facilitate human presence and motion detection in security systems, home automation equipment, and Internet of Things (IoT) ...