Antenna device
US12294156B2 · kind B2 · utility
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0References
10Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 5, 2023 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Jan 12, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/42
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna device includes a substrate and four antenna units. The four antenna units are disposed on the substrate. Each of the four antenna units includes an L-shaped radiation portion, a hook-shaped coupling portion and a ground portion. The hook-shaped coupling portion is adjacent to the L-shaped radiation portion. The ground portion is disposed around the L-shaped radiation portion and the hook-shaped coupling portion. One end of the hook-shaped coupling portion is connected to the ground portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.