Digital information recording/playback system and digital information recording medium
US7403695B2 · kind B2 · utility
12Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2003 |
| Grant date | Jul 22, 2008 |
| Priority date | — |
| Expiry date | Dec 19, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/8063
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a system for recording/playing back video data together with control information, a thumbnail, or thumbnail control information, extracted from a moving picture of a video is used as the control information. The thumbnail control information includes information for generating a thumbnail image which is generated based on the contents of the video data, and information for using the generated thumbnail picture in a menu corresponding to the contents of the video data. The user can create a menu corresponding to the video recorded contents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.