Wireless power transmission system having wireless power transmitter
US9837829B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2015 |
| Grant date | Dec 5, 2017 |
| Priority date | — |
| Expiry date | Dec 30, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The wireless power transmitter includes a substrate; a first blocking unit disposed over the substrate and formed of a metallic material; a second blocking unit over the first blocking unit; and a wireless transmission unit mounted on at least one of the first blocking unit and the second blocking unit, wherein the wireless transmission unit includes: a first wireless transmission unit including a first transmission coil; a second wireless transmission unit including a second transmission coil; and a control unit to control such that AC power is output to a transmission coil of one of the wireless transmission units according to a power transmission scheme.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.