Elimination of contouring on displayed gray level images
US5083210A · kind A · utility
12Cited by
13References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1990 |
| Grant date | Jan 21, 1992 |
| Priority date | — |
| Expiry date | Sep 28, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/40075
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic reprographic system with a scanner for scanning the document pages of a job and converting the document images scanned to an array of binary pixels. The ability to convert a high resolution array of binary pixels representing the scanned image to a lower resolution, gray version for display on a screen and further eliminate effects of contouring and moire on the displayed image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.