Power source, charging system, and inductive receiver for mobile devices
US11329511B2 · kind B2 · utility
6Cited by
167References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2021 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | Sep 10, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/007
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Systems include a coil, a drive circuit, a sense circuit, and a communication and control circuit for providing power inductively to a portable device comprising a battery and an inductive receiver unit including a receiver coil and a receiver circuit. A portable device includes a battery and a receiver unit capable of receiving inductive power from a compatible inductive charging system including a base unit with a primary coil and associated circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.