Transcript Near Field Communication Systems

Near Field
Communication
Systems
Patras, July 2006
What means NFC?
A combination of contactless identification
and networking technologies
 Is a wireless connectivity technology that
enables convenient short-range
communication between electronic
devices
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Area of applications
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Touch and Go
Applications such as access control or transport/event ticketing, where the
user only needs to bring the device storing the ticket or access code close
to the reader. Also, for simple data capture applications, such as picking up
an Internet URL from a smart label on a poster.
Touch and Confirm
Applications such as mobile payment where the user has to confirm the
interaction by entering a password or just accepting the transaction.
Touch and Connect
Linking two NFC-enabled devices to enable peer to peer transfer of data
such as downloading music, exchanging images or synchronizing address
books.
Touch and Explore
NFC devices may offer more than one possible function. The consumer will
be able to explore a device's capabilities to find out which functionalities and
services are offered.
Standards and examples
Standards: ECMA 340 and ISO 14443A
(transfer speeds up to 424 kbit/s)
 Other protocols implemented MIFARE
(Philips) and FeliCa (Sony) reader/writer
mode can act as a smart card in
combination with a security controller IC
 Philips: PN511, PN531
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