Identification tag with enhanced security
US6646554B1 · kind B1 · utility
59Cited by
151References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2000 |
| Grant date | Nov 11, 2003 |
| Priority date | — |
| Expiry date | Sep 18, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/285
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A combination tag is disclosed, including a magnetically-responsive element and a radio frequency-responsive element. In one embodiment, the magnetically-responsive element also functions as an antenna for the radio frequency-responsive element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.