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What is an RFID Card Anyway?

Great way to understand RFID.

Card Online Blog

You may have heard the term RFID on one or more occasions and thought to yourself, “what the heck is RFID?”  Here’s our technical definition, then one in our own words for us common folk 🙂

RFID stands for Radio Frequency Identification.  Technical definition = a wireless, non-contact system that uses electromagnetic fields to transfer data from a tag or label attached to an object, for the purpose of automatic identification and tracking.  (thanks, Wikipedia).

Now, let’s put it into context  and use some terms that us common folk might understand 🙂

RFID cards are often used to gain access to a building, or certain area of that building.  Most of us have probably seen them at one time or another, or maybe you even use one and don’t know it? They are those cards that are either attached to a lanyard and worn around your neck, or on…

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This entry was posted on July 21, 2012 by .

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