Method and apparatus for exciting a piezoelectric material
US6794795B2 · kind B2 · utility
1Cited by
16References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 2001 |
| Grant date | Sep 21, 2004 |
| Priority date | — |
| Expiry date | Dec 24, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/802
Abstract
Apparatus and methods for exciting a piezoelectric device. A control device receives a first control signal excites the piezoelectric device at about at least one predetermined electrical resonant frequency of the piezoelectric device as a function of the first control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.