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Delimited read command for efficient data access from radio frequency identification (RFID) tags

  • US 8,598,990 B2
  • Filed: 06/30/2008
  • Issued: 12/03/2013
  • Est. Priority Date: 06/30/2008
  • Status: Active Grant
First Claim
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1. A method for efficiently accessing stored data from radio frequency identification (RFID) tags, the method comprising:

  • transmitting a delimited read command that causes an RFID tag to read data stored in tag memory and causes the RFID tag to cease reading the data stored in the tag memory when the RFID tag detects a delimiter pattern in the stored data, wherein the delimited read command comprises one of a Gen-2 optional command and a Gen-2 custom command; and

    receiving a response to the delimited read command from the RFID tag that excludes a portion of the data in the tag memory stored subsequent to the delimiter pattern.

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