RFID switching
US7669765B2 · kind B2 · utility
37Cited by
12References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 12, 2007 |
| Grant date | Mar 2, 2010 |
| Priority date | — |
| Expiry date | Apr 26, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C9/28
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
Various method and apparatus embodiments involving RFID switching are disclosed. One method embodiment, among others, includes receiving an excitation signal at a switch associated with a radio frequency identification (RFID) tag and a disabling material, and changing a state of the RFID tag with the switch based on proximity of the disabling material to the RFID tag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.