Efficient protocol for reading RFID tags
US7239229B2 · kind B2 · utility
10Cited by
31References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 5, 2002 |
| Grant date | Jul 3, 2007 |
| Priority date | — |
| Expiry date | Nov 16, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/0008
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An RFID tag has an N data element tag identifier that uniquely identifies the RFID tag. The RFID tag selects M data elements of the tag identifier, where M<N, and transmits only the selected M data elements to a tag reader so as to identify the RFID tag to the tag reader.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.