Annular resonator and wireless power transmission device including annular resonator
US11990768B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Jan 25, 2022 |
| Grant date | May 21, 2024 |
| Priority date | — |
| Expiry date | Aug 20, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/005
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is an annular resonator including a conductor formed on a surface of an annular shaped structure and having a first end and a second end opposite to the first end, and a capacitor having a first end and a second end opposite to the first end, wherein a radius of curvature of a first side facing a center portion of the annular shaped structure is smaller than a radius of curvature of a second side facing an outer periphery of the annular shaped structure, and wherein the first end and the second end of the conductor are electrically connected to the first end and the second end of the capacitor, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.