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August 14, 2013 10:34 pm GMT
Original Link: http://www.technologyreview.com/news/518111/devices-connect-with-borrowed-tv-signals-and-need-no-power-source/
Devices Connect with Borrowed TV Signals and Need No Power Source
Devices that can make wireless connections even without an onboard battery could spread computing power into everything you own.
A novel type of wireless device sends and receives data without a battery or other conventional power source. Instead, the devices harvest the energy they need from the radio waves that are all around us from TV, radio, and Wi-Fi broadcasts.
Original Link: http://www.technologyreview.com/news/518111/devices-connect-with-borrowed-tv-signals-and-need-no-power-source/
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