Steerable phase array antenna RFID tag locater and tracking system and methods
US8344858B2 · kind B2 · utility
16Cited by
8References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 9, 2008 |
| Grant date | Jan 1, 2013 |
| Priority date | — |
| Expiry date | Dec 25, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q3/36
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system for and method of tracking and locating RFID tags, including where at least one steerable phase array antenna may locate the tags associated with items in three dimensions in real time, through the use of a beam steering unit and controller therewith to control the direction of a beam launched by the at least one steerable phase array antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.