WiFi routers can see people through walls. Here's how it works
www.zmescience.com
With the help of AI, the researchers were able to detect the movement of human bodies in a room using Wi-Fi routers -- even through walls.
  • OppositeOfOxymoronEnglish
    1·
    11 months ago

    There are old household alarm systems based on this tech from the 70’s. I think there were two components - VHF transmitters, and a receiver – and if the receiver detected an change in the receiving pattern, it was because something moved between a transmitter and the receiver, and it would trigger.

    Fuck I’m old.