Portable device to portable device wireless power transfer methods and systems
US9577463B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 29, 2014 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Dec 4, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Some embodiments provide a portable consumer electronic device comprising: a battery; a user interface configured to provide a user with information and receive inputs from a user; and a wireless power distribution circuitry coupled with the battery, wherein the wireless power distribution circuitry comprises: a power transfer antenna electrically coupled with the battery and configured to wirelessly and inductively couple with a separate second portable consumer electronic device that is configured to wirelessly and inductively couple with the portable consumer electronic device, and the wireless power distribution circuitry is configured to wirelessly transfer power from the battery through the power transfer antenna to the second portable consumer electronic device; and a power supply controller configured to control the wireless transfer of power through the power transfer antenna.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.