Electronic programming guide with movie preview
US6453471B1 · kind B1 · utility
222Cited by
20References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 1997 |
| Grant date | Sep 17, 2002 |
| Priority date | — |
| Expiry date | Mar 3, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/812
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A preview system activated from an on-screen programming guide displays a video preview of a selected particular program on the display screen. The video preview is displayed on less than the full screen so that the video can be highly-compressed to save bandwidth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.