Piezoelectric device and related converting devices
US5148074A · kind A · utility
48Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 1991 |
| Grant date | Sep 15, 1992 |
| Priority date | — |
| Expiry date | Feb 5, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/857
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A piezoelectric device includes a first electrode, a second electrode disposed in opposing, spaced relation to the first electrode, a ferroelectric liquid crystal interposed between the first and second electrodes, a first alignment layer formed between the first electrode and the ferroelectric liquid crystal, and a second alignment layer formed between the second electrode and the ferroelectric liquid crystal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.