Diaphragm with integrated acoustical and optical properties
US8068635B2 · kind B2 · utility
18Cited by
28References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 2009 |
| Grant date | Nov 29, 2011 |
| Priority date | — |
| Expiry date | May 21, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/15
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A multifunctional transducer diaphragm may be configured as audio speaker system for displays wherein the multifunctional transducer diaphragm is capable of polarizing light transmitted therethrough and can convert mechanical motion into acoustical energy. In a related embodiment, a display panel system may comprise a multifunctional display screen comprising a single multifunctional transducer diaphragm capable of polarizing light which converts mechanical motion into acoustical energy, simultaneously providing both display screen and audio speaker functionalities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.