Antenna
US10511082B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2016 |
| Grant date | Dec 17, 2019 |
| Priority date | — |
| Expiry date | Feb 12, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/28
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna including a substrate; top and bottom grounded conductive layers formed on respective larger faces of the substrate; an antenna feed coupled to at least one of the top and bottom grounded conductive layers, and configured to feed radio signals to the antenna; and at least one conductive wall formed to the top and bottom grounded conductive layers, and configured to form a short-circuit between the top and bottom grounded conductive layers, wherein the substrate and the at least one conductive wall forms a plurality of antenna cavities configured to operate at specific, respective frequencies, and each of the plurality of antenna cavities comprises at least two sides not covered by a conductive layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.