Sound-field correcting apparatus and method therefor
US7933421B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 16, 2005 |
| Grant date | Apr 26, 2011 |
| Priority date | — |
| Expiry date | Nov 14, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S7/40
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sound-field correcting apparatus includes a sound-field correcting unit for executing, based on a correcting information, predetermined audio signal processing for correcting a sound field, an information acquiring unit for acquiring the correcting information on each position, a designating unit for designating, in a predetermined space range including the positions, a target position serving as a position at which sound-field correction is to be performed, a correcting information acquiring unit for acquiring, based on the correcting information on each position, correcting information corresponding to the target position designated by the designating unit, and a control unit for performing control based on the correcting information acquired by the correcting information acquiring unit so that the sound-field correcting unit executes the audio signal processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.