Radio frequency identification antenna switching in a conveyor system
US8274390B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2006 |
| Grant date | Sep 25, 2012 |
| Priority date | — |
| Expiry date | Apr 17, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/10356
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A radio frequency identification (“RFID”) method, computer-readable medium, apparatus, and system are provided. In one embodiment, the method acquires dimensions of an item. The dimensions and speed of the item are used to determine the item's location on a conveyor (i.e., to track the item on the conveyor). The location of the item is used to determine which switch RFID reader antenna in a plurality of RFID reader antennas is the most suitable RFID reader antenna to communicate with a transponder located on the item. In other embodiments, the apparatus, system, and computer-readable medium are also provided which perform similar features recited by the above method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.