Small-sized piezoelectric resonator
US7084556B1 · kind B1 · utility
17Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2005 |
| Grant date | Aug 1, 2006 |
| Priority date | — |
| Expiry date | Jun 9, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H9/21
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The piezoelectric resonator according to the invention includes a tuning fork shaped part with two parallel vibrating arms, connected to each other by a linking part, from which protrude a central arm located between both vibrating arms of the tuning fork shaped part, wherein at least one groove is formed on at least one of a front side and a rear side of each vibrating arm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.