Surface acoustic wave device for suppressing transverse mode
US10382008B2 · kind B2 · utility
4Cited by
4References
4Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 20, 2017 |
| Grant date | Aug 13, 2019 |
| Priority date | — |
| Expiry date | Dec 3, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/64
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Disclosed is a surface acoustic wave device including a piezoelectric substrate, first and second bus bars formed on the piezoelectric substrate to be opposite each other, a plurality of first inter-digital electrodes that are electrically connected to the first bus bar and extend from the first bus bar toward the second bus bar, and a plurality of second inter-digital electrodes that are electrically connected to the second bus bar and extend from the second bus bar toward the first bus bar, in which the first inter-digital electrodes and the second inter-digital electrodes are alternately arranged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.