Nfc

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Nfc

  1. 1. MOHD KHALED KHAN
  2. 2. What is NFC?•NFC is a short-range wireless technology.• NFC is based on Radio Frequency Identification (RFID)technology.•Communication is also possible between an NFC deviceand an unpowered NFC chip, called a "tag“.
  3. 3. OPERTAION MODES OF NFC MODES OF OPERATION PASSIVE ACTIVE MODE MODE
  4. 4. Active mode In Active mode, both devices with NFC chip generates an electromagnetic field and exchange data. Two NFC enabled devices transfer- ring data in active mode
  5. 5. Passive mode In Passive mode, there is only one active device and the other uses the tag to exchange information. A NFC- enabled mobile phone is paired with a RFID- tagged "smart poster"
  6. 6. Applications 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.
  7. 7. The screenshot from a mobile device showing the confirmation message.
  8. 8.  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. Data transfer via NFC
  9. 9. COMPARISON WITH BLUETOOTH Bluetooth NFCRange 0 ~ 10 m < 50 cmTransfer rate Medium Low 1 Mbps 424 kbpsSecurity High Very HighCost Medium Very Low
  10. 10. ADVANTAGES•No special software.•No manual configuration and settings. Disadvantages•Short range communication.•The data transfer rate is very less.
  11. 11. ConclusionMobile handsets are the primary target forNFC and soon NFC will be implementedin most handheld devices.
  12. 12. THANK YOU!

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