Antenna unit and communication device
US12341273B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2021 |
| Grant date | Jun 24, 2025 |
| Priority date | — |
| Expiry date | Jun 10, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/20
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna includes a first radiator having a first end and a second end, where the second end or a middle position of the first radiator is grounded; a second radiator having a third end and a fourth end, the fourth end is disposed away from the first end relative to the third end, and the second end or a middle position of the second radiator is grounded; a feeding circuit configured to feed the first radiator and the second radiator, at the first end of the first radiator and the third end of the second radiator; and a tuning circuit configured to selectively connect the feeding circuit to the first end of the first radiator or the third end of the second radiator to feed the first radiator or the second radiator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.