Wireless power control method and device for wireless charging
US10985615B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 11, 2017 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Jan 1, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a wireless power control method and device for wireless charging, and the wireless power control method of a wireless power transmitter according to an embodiment of the present invention may comprise: a step of receiving, from a wireless power receiver, a first feedback signal requesting power control; a step of determining the intensity of a first transmission power on the basis of the first feedback signal; a step of determining an inverter type and a power control method which correspond to the determined intensity of the first transmission power; a step of activating an inverter corresponding to the determined inverter type; and a step of controlling the intensity of alternating current power outputted from the inverter, by using the determined power control method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.