Method, medium, and system for generating a stereo signal
US9087511B2 · kind B2 · utility
2Cited by
8References
31Claims
0Family size
Assignee
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Key dates
| Filing date | Feb 20, 2007 |
| Grant date | Jul 21, 2015 |
| Priority date | — |
| Expiry date | Jun 14, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2420/03
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Surround audio decoding for selectively generating an audio signal from a multi-channel signal. In the surround audio decoding, a down-mixed signal, e.g., as down-mixed by an encoding terminal, is selectively up-mixed to a stereo signal or a multi-channel signal, by generating spatial information for generating the stereo signal, using spatial information for up-mixing the down-mixed signal to the multi-channel signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.