Piezoelectric resonator with an efficient all-dielectric Bragg reflector
US7463118B2 · kind B2 · utility
274Cited by
1References
16Claims
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Key dates
| Filing date | Jun 9, 2006 |
| Grant date | Dec 9, 2008 |
| Priority date | — |
| Expiry date | Apr 12, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H2003/025
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A piezoelectric resonator with an acoustic Bragg reflector that includes alternating layers of high and low acoustic impedance materials. The high and low acoustic impedance dielectric materials make up electrically insulating layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.