Digital playback device and method and apparatus for spectrally modifying a digital audio signal
US8965542B2 · kind B2 · utility
1Cited by
5References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2006 |
| Grant date | Feb 24, 2015 |
| Priority date | — |
| Expiry date | Feb 14, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L2021/065
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A digital playback device and a method and apparatus for modifying a digital audio signal. The method includes allowing a user to select a digital audio track and modifying the digital audio track with a predetermined spectral modification signal to create a spectrally modified digital audio track. The spectrally modified digital audio track can then be retrieved by a user to a digital playback device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.