RF harvesting could pluck energy from the air

Posted by bob on Jul 13, 2011 10:58 PM EDT
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Radio-frequency energy from television, AM, FM, cellular, Wi-Fi, WiMAX, and other broadcasts can now be harvested to power electronic devices, researchers at the Georgia Institute of Technology have claimed. It's said applications could include security, environmental sensing, structural monitoring, and bio-monitoring devices....

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OMG. Popular Science Magazine finally comes true !? BernardSwiss 15 1,821 Jul 16, 2011 10:30 PM

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