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Radio-frequency identification - Wikipedia, the free encyclopedia - 0 views

  • Radio-frequency identification (RFID) is the use of an object (typically referred to as an RFID tag) applied to or incorporated into a product, animal, or person for the purpose of identification and tracking using radio waves. Some tags can be read from several meters away and beyond the line of sight of the reader.
  • Most RFID tags contain at least two parts. One is an integrated circuit for storing and processing information, modulating and demodulating a radio-frequency (RF) signal, and other specialized functions. The second is an antenna for receiving and transmitting the signal.
    Rfid is Radio-frequency identification. This article tells what these chips do, what kind of stuff they are in, and how affective they are.
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