Radio frequency identification (RFID) tag and interrogator for supporting normal mode and secure mode, and operation method thereof
US9054881B2 · kind B2 · utility
3Cited by
0References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 2011 |
| Grant date | Jun 9, 2015 |
| Priority date | — |
| Expiry date | Nov 26, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2213/095
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.