Handheld Wi-Vi device lets you see through walls
Friday, June 28, 2013 - 13:00
in Mathematics & Economics
KRISTEN BUTLER, UPI.com New Wi-Vi "x-ray vision" device can track moving humans behind walls using a low-power Wi-Fi signal.
Updated by artificial intelligence Tue, 13 Jun 2023, 2:53:47 UTC Learn more
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