Imaging devices having piezoelectric transceivers with harmonic characteristics
US11951512B2 · kind B2 · utility
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29References
19Claims
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Key dates
| Filing date | Mar 31, 2021 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Mar 31, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/302
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Described are micromachined ultrasonic transducers (MUTs) with convex or concave electrodes, which have enhanced pressure amplitude and frequency response behavior when driven at fundamental and harmonic frequencies, as well as methods of making the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.