Electronic card with printed circuit comprising an antenna with integrated slots and method for the production thereof
US11177139B2 · kind B2 · utility
0Cited by
1References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 29, 2018 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Aug 6, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2203/063
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The electronic card with printed circuit (1) comprises at least one antenna with slots (AT) including a cavity (15) and a metal conductive layer (17) covering the cavity and having a plurality of slots (S17). The slots form openings in the metal conductive layer. In accordance with the invention, the cavity is formed, by removal of material, in the thickness of the printed circuit. The cavity also comprises a metallisation layer (16) on the walls and the metal conductive layer is formed in a plate attached on the electronic card with printed circuit and closes the cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.