Method and apparatus for indexing and retrieving audio-video data
US5136655A · kind A · utility
130Cited by
5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 26, 1990 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Mar 26, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/90
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A technique is disclosed for processing audio-video data in a storage medium where indexes are generated by automatically extracting and indexing words and pictures in the audio-video data with their corresponding timing or other location data. The indexes permit searching and selective retrieval of word and/or scene data in accordance with location data associated therewith.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.