RFID tag reading rate
US7656297B2 · kind B2 · utility
1Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2007 |
| Grant date | Feb 2, 2010 |
| Priority date | — |
| Expiry date | Mar 4, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/205
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An RFID system of the present invention has a plurality of antennas for reading data from an RFID tag; an antenna configuration storage unit for prestoring a position of each of the plurality of antennas; a position detection unit for detecting a position of the RFID tag; and an antenna control unit for selecting one or more of the antennas that read the RFID tag, based on the position of the RFID tag detected by the position detection unit and on the position of each of the plurality of antennas stored in the antenna configuration storage unit, and for preferentially activating the selected one or more of the antennas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.