Smart multicoil inductively-coupled array for wireless power transmission
US10432025B2 · kind B2 · utility
2Cited by
4References
11Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 25, 2014 |
| Grant date | Oct 1, 2019 |
| Priority date | — |
| Expiry date | Oct 25, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A power surface or chamber having nearly constant electromagnetic field distribution in 3D comprising at least one primary coil and one primary resonance array made of several coils connected in parallel for generating the electromagnetic field distribution; a single power driver circuit for activating the coils; and a secondary coil and an optional secondary resonance coil to recover the generated electromagnetic field and power up an electric device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.