Method and apparatus for two-component signal compression
US5592584A · kind A · utility
56Cited by
11References
6Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 4, 1994 |
| Grant date | Jan 7, 1997 |
| Priority date | — |
| Expiry date | Nov 4, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2020/10592
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for performing a Modified Discrete Cosine Transform on an audio signal is disclosed which utilizes a Discrete Fourier Transform. Illustratively, the MDCT spectral coefficients for the signal are generated from the real FFT spectral coefficients.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.