Magnetic sheet, method of making the same, and loud speaker including the same
US10217551B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
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Key dates
| Filing date | Jun 23, 2016 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Jun 23, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/32
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A magnetic sheet having a magnetic material particle comprising a hexaferrite and a nanofiber matrix made of two or more nanofibers, wherein the magnetic material particle is dispersed in the nanofiber matrix. A manufacturing method thereof and a speaker including the magnetic sheet are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.