Video down-conversion
US5822009A · kind A · utility
3Cited by
2References
10Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 28, 1996 |
| Grant date | Oct 13, 1998 |
| Priority date | — |
| Expiry date | Oct 28, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/82
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Video down-conversion apparatus in which lines of successive output video field are interpolated from lines of respective input video fields, the apparatus being selectively operable to interpolate each output field from an input field of either field polarity so that the successive output video fields can maintain a regular odd-even field polarity sequence even if there is a discontinuity in the field polarity sequence of the input video fields.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.