Capacitive sensing structure with embedded acoustic channels
US9216897B2 · kind B2 · utility
3Cited by
1References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2013 |
| Grant date | Dec 22, 2015 |
| Priority date | — |
| Expiry date | Jan 30, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/308
- WIPO fieldMicro-structural and nano-technology
- WIPO sectorChemistry
Abstract
A MEMS device includes a dual membrane, an electrode, and an interconnecting structure. The dual membrane has a top membrane and a bottom membrane. The bottom membrane is positioned between the top membrane and the electrode and the interconnecting structure defines a spacing between the top membrane and the bottom membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.