Method, system and article of manufacture for identifying the source type and quality level of a video sequence
US6867814B2 · kind B2 · utility
39Cited by
77References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2001 |
| Grant date | Mar 15, 2005 |
| Priority date | — |
| Expiry date | Jan 1, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/440218
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A deinterlacing system which converts an interlaced video stream into a progressive video stream is disclosed. The deinterlacing system includes a field assembly responsive to a last field, a next field, a current field and progressive source phase and operative to develop a progressive output frame, a source detection module responsive to last, next and current fields and operative to develop a progressive source phase and a progressive source detected and an intra-frame deinterlacer responsive to the progressive output frame and the progressive source detected and operative to develop a progressive frame output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.