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COMMUNICATION METHOD FOR RADIO FREQUENCY IDENTIFICATION

  • US 20100308972A1
  • Filed: 02/12/2009
  • Published: 12/09/2010
  • Est. Priority Date: 02/12/2008
  • Status: Abandoned Application
First Claim
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1. A data receiving method performed by an RFID (radio frequency identification) reader, the data receiving method comprising:

  • generating a command message comprising a command code indicating a type of a command to be delivered to an RFID tag, a response format having one or more bits for indicating a type of additional data to be added to a response message to be received from the RFID tag, and an identifier identifying the RFID tag;

    transmitting the command message to the RFID tag;

    receiving the response message, in response to the command message, from the RFID tag; and

    extracting the additional data from the received response message according to the response format.

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