Patent ID: 8896420
Filing Date: 2014-11-25
Classification: G06F,G06K,G06Q,H04L,H04W

Abstract:
1. A radio frequency identification (RFID) tag, comprising: a transmitting/receiving unit; a memory, configured for storing digital information, comprising: a control unit, coupled to the transmitting/receiving unit and the memory, configured for performing a password verification procedure prior to access of the set of data under protection when the password is determined to be the value not equal to the predetermined value, checking whether a request for accessing the second identification code received by the transmitting/receiving unit comprises the first identification code, and transmitting the second identification code via the transmitting/receiving unit if the request for accessing the second identification code does comprise the first identification code, even when the password stored in the memory is determined to be the value not equal to the predetermined value and the password verification procedure fails; wherein the RFID tag is configured to operate in either an open mode dictating any RFID reader can access data stored therein, or a closed mode dictating said password verification procedure is required to access the set of data under protection.