Method and apparatus for compressing video and voice signals according to different standards
US5784572A · kind A · utility
117Cited by
15References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 29, 1995 |
| Grant date | Jul 21, 1998 |
| Priority date | — |
| Expiry date | Dec 29, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/6587
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed herein is a method and apparatus for compressing and decompressing audio and video signals. The audio and video signals can be compressed and decompressed according to different standards, such as MPEG-1 and MPEG-2. The audio and video signals can also be compressed and decompressed at different rates. Compression rates can be varied to fit the audio and video signals into a narrow transmission bandwidth, such as an RF transmission bandwidth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.