Motion sensor switches enhance energy efficiency in green buildings by reducing unnecessary lighting usage, improving comfort ...

If you’re looking for something with more elegance and sophistication, however, you should replace the switches in your ... in response to motion, on schedules, or with a smartphone app.

Fueled by the Wii's popularity, motion controls were implemented into many games, some of which were far better than others.

As an example, [Circuit Valley] has an IKEA Vallhorn motion sensor for a teardown, it’s as you might expect, a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ...