Spatial audio enhancement processing method and apparatus
US8619998B2 · kind B2 · utility
49Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 7, 2007 |
| Grant date | Dec 31, 2013 |
| Priority date | — |
| Expiry date | Jul 27, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2420/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention describes techniques that can be used to provide novel methods of spatial audio rendering using adapted M-S matrix shuffler topologies. Such techniques include headphone and loudspeaker-based binaural signal simulation and rendering, stereo expansion, multichannel upmix and pseudo multichannel surround rendering.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.