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Wi-Fi Devices That Use Stray Radio Waves as Their Power Source - MIT Technology Review
<img alt="" height="1" width="1" /> Wi-Fi Devices That Use Stray Radio Waves as Their Power Source MIT Technology Review A new breed of mobile wireless device lacks a battery or other energy storage, but it can still send data over Wi-Fi. These prototype gadgets, developed by researchers at the University of Washington, get all the power they need by making use of the Wi ... Courtesy of WestNet City Wi-Fi www.westnet.ca |