Wireless power transfer system
US11337280B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2017 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Jun 4, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2213/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A wireless power transfer system includes an induction heating cooking apparatus including a heating coil that produces a high-frequency magnetic field, a power reception device including a power reception coil that receives power from the heating coil, a first communication device provided on the power reception device to transmit a communication signal, a second communication device provided above the induction heating cooking apparatus to receive the communication signal from the first communication device, and a notification unit that indicates whether the power reception coil is located within a predetermined region that is set in advance with respect to the heating coil, when the second communication device receives the communication signal from the first communication device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.