Wireless charging systems
US12261456B2 · kind B2 · utility
0Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 20, 2021 |
| Grant date | Mar 25, 2025 |
| Priority date | — |
| Expiry date | May 20, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY04S40/126
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system for wirelessly charging at least one device disclosed. The device has a photovoltaic cell for converting incident light into electrical energy. The system also has a supply unit arranged to transmit a charging laser beam to the photovoltaic cell of the device. The supply unit is also arranged to transmit a visible light pattern for providing a user with information relating to operation of the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.