Blended halftone with mixed dot sizes for object oriented halftones
US9013756B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 6, 2013 |
| Grant date | Apr 21, 2015 |
| Priority date | — |
| Expiry date | Sep 6, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/4055
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method, non-transitory computer readable medium, and apparatus for printing is disclosed. For example, the method selects a first frequency and a first angle for a low frequency halftone, selects a second frequency and a second angle for a high frequency halftone, wherein the high frequency halftone comprises a large dot cluster and a small dot cluster, tags each one of one or more objects in an image to be printed, selects a low frequency halftone or a high frequency halftone for the each one of the one or more objects that are tagged and prints the image in accordance with the low frequency halftone or the high frequency halftone that is selected for the each one of the one or more objects that are tagged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.