Dual antenna base station for improved RFID localization
US7619532B2 · kind B2 · utility
5Cited by
3References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 27, 2007 |
| Grant date | Nov 17, 2009 |
| Priority date | — |
| Expiry date | Jul 2, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B5/77
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A base station that uses an antenna assembly and associated signal processing where the antenna assembly includes at least one directional antenna, developing information from which a determination is made regarding the direction from which a received signal is coming. By employing a plurality of such base stations the location of a transmitting tag is ascertained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.