Thermal sound generating device
US8094840B2 · kind B2 · utility
2Cited by
2References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 5, 2006 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Sep 18, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N10/17
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thermoacoustic generating apparatus (1) is for generating acoustic waves by temperature modulation of solids, and is provided with: a thermoelement layer (12); a first electrode layer (11), laminated on one surface of the thermoelement layer; and a second electrode layer (13), laminated on the other surface of the thermoelement layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.