MEMS-switched ultrasonic transducer array with improved reliability
US11369994B2 · kind B2 · utility
10Cited by
0References
24Claims
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Key dates
| Filing date | Oct 5, 2018 |
| Grant date | Jun 28, 2022 |
| Priority date | — |
| Expiry date | Mar 21, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/8554
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Various approaches for improving reliability in an ultrasound system having transducer elements, phase transmission lines, and a switch matrix having beamforming switches for connecting the phase transmission lines to the transducer elements involve operating the beamforming switches to avoid “hot” switching as the activation pattern of the transducers changes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.