Tiny Radio tags to provide counterfeit protection
Posted by Suresh on 27 June, 2007
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The diamond ring of the future will radiate its unique beauty quite literally thanks to a minuscule radio-frequency identification (RFID) chip embedded in it.
Scientists at Hitachi Research Labs in Japan have devised the smallest RFID tag ever, just 0.05 millimeter by 0.05 millimeter, tinier than a grain of sand.
The so-called powder chip is thin enough [...]
