Tuesday, January 25, 2011

NFC: What is and what is

Although the NFC technology is not new (in 2003 was approved as ISO / IEC), and by 2008 they began to see the first peripherals that made use of the technology combined with the Bluetooth, it is now when it is talking of all. And what's this about the NFC? What is? For those questions that you're doing now that you know the Nexus S takes integrated, Apple has big plans for it, we will answer in this NFC thoroughly.

Near Field Communication NFC means. It is a wireless technology that operates in the 13.56 MHz band (in the band do not need a license to use) and which stems from the RFID tags that are sure to have heard, as are present in bus passes or security systems including physical stores. NFC is an open platform designed from the outset for mobile phones and devices.

Its transfer rate can reach 424 kbit / s as its focus rather than the transmission of large amounts of data is for instant communication, ie, identification and validation of equipment / people. The main focus is on speed of communication, which is almost instantaneous without previous pairing.

In return, the scope of the NFC technology is very low, as the latest move in a range of 20 cm. To his credit, plays its use is transparent to users and that NFC teams are able to send and receive information simultaneously. NFC technology can operate in two modes: Sure everything seems very interesting but you're thinking about security.

Well done. Since this is a radio frequency communication, the reading of our transmission is a possibility that always exists. In the case of NFC technology has the advantage of the short distance to which it operates, but we can not rule out the copy of the codes of our chip for fraudulent use.

Moreover, not only the ability to steal our data is there but the amendment or insertion of errors in it also exists. So security will come from the hand of the transactions take these communications, such as the SSL. The basic premise that it accepts the use of NFC technology is a situation where it is necessary to exchange data wirelessly.

We have further applications are the identification, collection and exchange of information and above all the charges. Precisely in Spain has completed a major test this technology as a method of payment. It was in Sitges, in collaboration with Visa, La Caixa and Telefonica. On the implementation of technology in mobile devices, Nokia is planning to integrate it into all its new phones this year 2011, Apple may introduce in its next iPhone, like Blackberry.

As for Google, and placed it in the Nexus S and has support for it in Android 2.3. As we see, the year 2011 will be the NFC technology.

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