date:Feb 28, 2012
circuits, added Paul Heremans, Imec director large-area electronics, as he explained how the technology functions.
When the RFID reader first powers and contacts the tag, it transmits a clock and identification data. The tag then uses this data and clock to determine when to send its code,he said.This mechanism for the first time allows implementing a practical anti-collision scheme for thin-film RFID tags.
Myny estimated that it would take a further four years before the lower-cost thin-film