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| News Hound Join Date: Aug 2004 Location: Floating among Data streams, waiting for the right moment
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![]() ![]() ![]() ![]() ![]() | gManZboy writes "Roy Want, principal engineer at Intel Research, has a pretty meaty technical overview of RFID up at Queue. If you ever wondered how these little things actually work it's worth a read. For instance, I was intrigued to find out how the tags (which are generally battery-free) can absorb enough energy from RFID readers to then power up and transmit their own signal back to the reader." http://slashdot.org/article.pl?sid=04/10/26/1348251 |
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