Smart card for communication with an external reader
US12353936B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2024 |
| Grant date | Jul 8, 2025 |
| Priority date | — |
| Expiry date | May 31, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/2283
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Systems and methods are herein provided for a smart card. In one example, a smart card comprises a first coil having turns of wire defining a first interior space within the first surface area surrounded by turns of wire of the first coil; a second coil having turns of wire defining a second interior space within the second surface area surrounded by turns of wire of the second coil; a third coil having turns of wire defining a third interior space within the third surface area surrounded by the wire of the third coil; and a non-metallic substrate of the smart card into which the first, second, and third coils are arranged, the non-metallic substrate being free from conductive and/or metallic foil and conductive and/or metallic layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.