Tuesday, May 21, 2019

NFC technology Essay

The NFC Forum has identified three basic use cases for NFC connection, access, and transactions. All three have application in transport. Publictransport requires infrastructure for NFC Ticketing + NFC stipend Transportation Uses Pay Parking fee Purchasing fuels Links to an up-to-date weather report website Location-relevant map Special discounted travel offers Next bus/ guide arrival time Taxi services Emergency callsEase of use This criterion refers to the degree to which a person believes that using a particular schema would be free of effort Cost It regroups direct costs (e.g. cost of the technology, cost of implementation) and indirect costs (e.g. infrastructure operation and maintenance). Reliability The purchase wreak should be flawless as it involves a financial transaction. User/Market Acceptance This criterion represent the degree to which the user and the different stakeholders are already consenting to accept a technology for payments. Security Implicit security fe atures (e.g. embedded encryption) and ease of securing the technology. Flexibility Degree to which the technology can be adapted in many different applications. Maturity Development state of the technology. Speed Implicit speed of the technology for payments. Scalability Ability to grow. Usability in small and large environment. upcoming Bluetooth 4.0 low energy protocol will be consuming even lower power than NFC as of now. NFC alone does not ensure secure communication theory is vulnerable to data modifications.Advantages over Bluetooth Almost instant connection (around 1/10 seconds) in comparison to pairing procedure of Bluetooth. Low power outlay and could work (alternatively) even when one of the device is powerless . NFC is compatible with existing passive RFID (13.56 MHz ISO/IEC 18000-3) infrastructures. Shorter range makes it suitable for crowded area with high interferences.

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