Multilayer ceramic substrate and electronic device
US11011441B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 3, 2019 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Jul 25, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24917
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A multilayer ceramic substrate that includes a first layer positioned at a surface of the multilayer ceramic substrate, a second layer adjacent the first layer and positioned inward of the first layer, and a surface layer electrode disposed on a surface of the first layer. The first layer has a porosity of 13% or less and a maximum pore size of 10 μm or less. The second layer has a porosity of 14% or less and a maximum pore size of 11 μm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.