Apparatus and method for controlling the magnitude spectrum of acoustically combined signals
US5121433A · kind A · utility
30Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1990 |
| Grant date | Jun 9, 1992 |
| Priority date | — |
| Expiry date | Jun 15, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S7/30
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus and method for providing a sound field to an auditorium or the like is disclosed. The preferred embodiment of the apparatus utilizes random phase shifts to counter the effects of interference between sound patterns generated by different loudspeakers in a multi-loudspeaker sound reproduction system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.