Radio frequency identification (RFID) tag and interrogator for supporting normal mode and secure mode, and operation method thereof
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United States of America Patent
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Jun 9, 2015
Grant Date -
Nov 17, 2011
app pub date -
May 16, 2011
filing date -
May 14, 2010
priority date (Note) -
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Abstract
A Radio Frequency Identification (RFID) tag and an interrogator that support a normal mode and a secure mode, and operating methods thereof are provided. The RFID tag may notify the interrogator of whether a current operating mode of the RFID tag is the normal mode or the secure mode, may perform different inventory processes based on the current operating mode, and may perform an authentication of the interrogator. Here, the RFID tag and the interrogator may also perform a mutual authentication.
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