Scanning method and scanning diaphragm for suppressing Moire in the scanning of rastered masters
US4516175A · kind A · utility
20Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1982 |
| Grant date | May 7, 1985 |
| Priority date | — |
| Expiry date | May 19, 2002 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/029
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A scanning method for already rastered masters in reproduction technology uses a special diaphragm for avoiding Moire effects in the re-recording.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.