Electronic device including a plurality of wireless charge coils and operating method thereof
US11128169B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2019 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Aug 7, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F27/366
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electronic device including a wireless charging coils, and an operating method thereof are provided. The electronic device includes a housing including a concave portion couplable to a protrusion of one or more external electronic devices, a first coil stored inside the housing, a second coil stored inside the housing, and disposed between the first coil and the concave portion, a power transmission circuit including a first connecting terminal electrically coupled to the first coil and a second connecting terminal electrically coupled to the second coil, and a control circuit. The control circuit configured to check a data packet received from the external electronic device which is in proximity to the electronic device, control to transmit first designated power to the external electronic device through the first coil wirelessly, and second designated power to the external electronic device through the second coil wirelessly by using the power transmission circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.