The motion sensor switch circuit can automatically turn on a water sprinkler but you can easily use it as a motion sensor light switch or motion activated alarm too. Before beginning the construction ...

The Lock Alarm attaches to your notebook and features a motion sensor and a combination lock. If the device is moved without the proper combination being entered within a short amount of time a ...

Infineon’s BGT60LTR11AIP with integral antenna is a 60-GHz radar-based motion detector on a minuscule assembly that can competitively outperform the popular passive-infrared method.