Combination speaker / light fixture
US7535341B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Mar 23, 2006 |
| Grant date | May 19, 2009 |
| Priority date | — |
| Expiry date | Jul 29, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A combination light and sound producing fixture is disclosed for installation in a wall or ceiling or on a wall or ceiling. The sound producing elements is an arrangement of speakers having a low frequency transducer and one or more high frequency transducers oriented directed to emit sound in a particular direction. The fixture may further include digital signal processing to modify the sound to account for obstructions in near or around the fixture. The fixture may include a feedback system that allow the fixture to self modify its frequency response. The signal to the fixture is provided by wired or wireless interface. The surface of the sound transducer can be reflective in nature to provide focusing or diffusion of the light from the lighting elements. The lighting elements are incandescent, fluorescent or low voltage LED type that may include adjustment for lighting intensity or color.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.