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How Wi-Fi Can Count the People in a Room Without Tracking Their Phones - Popular Mechanics
http://forums.calgaryn.com//t0.gstat...32rFi10tUkgn4k
Popular Mechanics <img alt="" height="1" width="1"> How Wi-Fi Can Count the People in a Room Without Tracking Their Phones Popular Mechanics Here's how it works: Essentially, two Wi-Fi cards are set up to talk to each other. Any interference in the signal gives a blip that suggests someone might be in the way. As you can see from the below video, it's not 100 percent accurate. But it's ... Courtesy of WestNet City Wi-Fi www.westnet.ca |