Sheet for shielding against electromagnetic waves and wireless power charging device
US10028420B2 · kind B2 · utility
2Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2016 |
| Grant date | Jul 17, 2018 |
| Priority date | — |
| Expiry date | Mar 1, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/0042
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sheet for shielding against electromagnetic waves includes a first magnetic material having a plurality of through holes formed in a thickness direction, and a second magnetic material filling the plurality of through holes and blocking a frequency band different from that of electromagnetic waves blocked by the first magnetic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.