Method and system for registering printing stations of a printing press
US10315412B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 18, 2016 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Jul 18, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30144
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method for registering a printing press, said printing press including a plurality of printing stations each for printing a respective color-image on a web, each said printing stations being associated with a respective different color, at least two pairs of said printing stations being un-registered, the method includes the procedures of identifying at least two regions-of-interest in the image to be printed, each including a respective different pair of two partially overlapping color-images, acquiring an image of the common area on the web, for each region-of-interest, chromatically separating the acquired image to determine two monochrome images respective of each region-of-interest, for each region-of-interest registering the two monochrome images respective thereof, registering a monochrome image respective of one region-of-interest with a monochrome image respective of another region-of-interest and determining a registration correction for each printing station according to the registration between the monochrome images.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.