PCM Audio reproducing system
US4356517A · kind A · utility
7Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 6, 1979 |
| Grant date | Oct 26, 1982 |
| Priority date | — |
| Expiry date | Sep 6, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B27/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Upon reproducing a PCM audio signal, the disclosed weighting circuit gradually changes the weight or value of signal bits constituting the PCM audio signal in accordance with a command signal so as to vary gradually a level of a reproduced analog audio signal corresponding to the PCM audio signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.