On-metal RFID tag
US12400100B2 · kind B2 · utility
0Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 2023 |
| Grant date | Aug 26, 2025 |
| Priority date | — |
| Expiry date | Nov 16, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/07783
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A radio frequency identification (RFID) tag including a face stock layer, an antenna inlay beneath the face stock layer and comprising a radio frequency (RF) antenna and an integrated circuit (IC) chip, a spacer layer beneath the antenna inlay, and a metal ground plane. The antenna inlay may include a near-field communication (NFC) or high frequency (HF) antenna, and optionally may include an ultra-high frequency (UHF) antenna. The spacer may be made of a flexible polypropylene, and the metal ground plane may be made of aluminum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.