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IDG Contributor Network: Wi-Fi can see through walls, researchers say

Discussion in 'Network World' started by RSS, Aug 12, 2015.

  1. RSS

    RSS New Member Member

    If you thought Wi-Fi was merely good for getting online, think again. Surveillance, military combat awareness and thwarting hostage-taking are three new uses for the technology.

    Researchers say that they have figured out a way to use every-day home wireless Wi-Fi signals in a similar way to radar. They say they can see movement through walls with it.

    Radar


    “In a security situation, if somebody’s hiding in a room, as long as there’s wireless in there you might be able to detect them,” says Professor Karl Woodbridge, of University College London’s (UCL) Department of Electronic and Electrical Engineering, in a university-published document about the tech on the Internet.

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