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Wireless power for your cell phone

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#1
Lop

Lop

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I've always wondered when they would create wireless power and now they have by converting radio waves into dc power:

Powercast's technology cuts the electric cord - April 1, 2007

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It may sound futuristic, but Powercast's platform uses nothing more complex than a radio--and is cheap enough for just about any company to incorporate into a product. A transmitter plugs into the wall, and a dime-size receiver (the real innovation, costing about $5 to make) can be embedded into any low-voltage device. The receiver turns radio waves into DC electricity, recharging the device's battery at a distance of up to 3 feet.


#2
TcM

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Is it true that even bluetooth headsets charge wirelessly? My friend told me that his mobile charges his bluetooth headset wirelessly.. is it true?

And this is a good technology by the way!