PCB Heaven
General Category => News and gadgets => Topic started by: spic0m on June 18, 2009, 21:19:49 PM
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Nokia is experimenting with a cell phone that charges itself when in standby from the radio signals of the air.
Maybe now can draw as much as 20 mwatt from signals of TV, radio, etc. but the technology is very promising.
source: Guardian (http://www.guardian.co.uk/environment/2009/jun/10/nokia-mobile-phone)