Merging of video mosaic with teletext
US5781245A · kind A · utility
92Cited by
45References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 1996 |
| Grant date | Jul 14, 1998 |
| Priority date | — |
| Expiry date | Jan 31, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/445
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Video data and TXT data are combined into a single image. The video data is representative of a mosaic of video windows. The TXT data form a plurality of TXT pages. Each TXT page is transparent in an area of one or more corresponding video windows. In an interactive application, a customized TXT page guides a user through a virtual world in video and TXT combined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.