Nokia RFID on 3220
RFID (Radio Frequency ID) might get a big retail push if Nokia releases their current prototype RFID phone. This phone is based on the Nokia 3220 design is has built in circuitry to read and write to RFID information tags.
Potential uses for this go further than advertising and ticketing as the phone includes the ability to dial phone numbers, send SMS messages or opening up URLs. So you could get your kids phones to SMS you as soon as they past a RFID point at home.
read more here