Image processing apparatus with variable magnification and gray level processing
US4701808A · kind A · utility
21Cited by
2References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 25, 1984 |
| Grant date | Oct 20, 1987 |
| Priority date | — |
| Expiry date | Oct 25, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/4055
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In image processing apparatus comprises image signal input means, variable magnification processing means for magnification-processing an input image signal inputted by the input means, and half-tone processing means for half-tone processing the image signal magnification-processed by the variable magnification processing means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.