Antenna structure
US11018426B2 · kind B2 · utility
0Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2019 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Jun 5, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/42
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna structure includes a first radiation element, a second radiation element, and a third radiation element. The first radiation element has a feeding point. The third radiation element is coupled through the second radiation element to the first radiation element. The third radiation element has a first opening and a second opening which are separate from each other. The antenna structure covers a first frequency band, a second frequency band, and a third frequency band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.