Method and apparatus for performing variable speed reproduction of compressed video data
US5970205A · kind A · utility
31Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1998 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Jan 15, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/8063
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of reproducing a recording medium on which image data is recorded using an MPEG (Moving Picture Coding Expert Group) or the like, the image data including first image data where all image information for one frame of question is compressed and second image data where information on a change in image information for frames before and after the frame of question is compressed, is characterized in that, when a predetermined portion in the image data recorded on the recording medium is reproduced, reproduction is started from a portion on the recording medium where the first image data is recorded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.