Radio frequency identification (RFID) tag and method of updating key of RFID tag
US9004367B2 · kind B2 · utility
1Cited by
1References
10Claims
0Family size
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Key dates
| Filing date | Nov 15, 2013 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Nov 15, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/805
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In relation to a security function of a radio frequency identification (RFID) tag, an RFID tag and a method of updating a key of the RFID tag that may manage a key to be used for an access to a reader by storing the key in a memory having a duplex structure, thereby minimizing an update error occurring during a process of updating the key are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.