Piezoelectric element, piezoelectric device including the same, and vibration module and display apparatus including the piezoelectric device
US11812666B2 · kind B2 · utility
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Key dates
| Filing date | Aug 23, 2022 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Aug 23, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/2047
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A piezoelectric element comprising a compound represented by Formula 1, a piezoelectric device including the piezoelectric element, a vibration module including the piezoelectric device, and a display apparatus including the piezoelectric device are provided, where (1−x)(LizNa0.5-zK0.5)(Nb1-ySby)O3·xCaZrO3 [Formula 1]where x, y, and z have a range of 0.001≤x≤0.2, a range of 0≤y≤0.5, and a range of 0≤z≤0.2, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.