Electronic device and ceramic back cover used in electronic device
US10224984B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2018 |
| Grant date | Mar 5, 2019 |
| Priority date | — |
| Expiry date | Mar 5, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a ceramic back cover used in an electronic device and an electronic device having the ceramic back cover. A wireless charging RX coil is disposed on an inner surface of the ceramic back cover, a groove used for disposing the wireless charging RX coil is in an intermediate region of the inner surface of the ceramic back cover, and at least two wireless charging RX electrode grooves that extend outward separately from an intermediate region of the groove and a marginal region of the groove are formed on the inner surface of the ceramic back cover. Electrodes formed in the at least two wireless charging RX electrode grooves are used as leading-out ends of the wireless charging RX coil disposed in the groove, and two ends of the wireless charging RX coil are welded at the leading-out ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.