Identification devices
US11347991B1 · kind B1 · utility
1Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2021 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | Mar 1, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/07786
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Described examples relate to a radio frequency identification (RFID) device configured to be detachably coupled to an object. The RFID device may include a first RFID tag comprising a first antenna, the first antenna comprising a first arcuate element and a second arcuate element, wherein the first accurate element and second arcuate element are arranged in a semicircle. The RFID device may also include a second RFID tag comprising a second antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.