Method for enhancing printing quality
US6744532B1 · kind B1 · utility
7Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 31, 1999 |
| Grant date | Jun 1, 2004 |
| Priority date | — |
| Expiry date | Aug 31, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K15/02
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for enhancing printing quality to process the picture and textual data in an image properly such that both the picture and textual data can be clearly printed. The inventive method can treat the image data to be printed in a real time fashion and while the entire image data is not required. In the inventive method, the difference of gray level is reallocated by error diffusion method to render the edge more smooth and clear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.