Method and apparatus for printing a paper web
AssigneeSWISS KRONO Tec AG
InventorsSabrina Pfeiffer, Sebastian Dicke, Falko Geitz, Frank Oldorff
Life of this patent
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Abstract
The disclosure relates to a method for printing a paper web with at least one print motif by means of a digital printing facility. The method includes: providing a digital image of a master sample of the print motif, printing a plurality of copies of a section of the at least one print motif with different color settings, creating digital images of the printed copies, comparing the digital images of the printed copies with the digital image of the master sample, where a degree of similarity is determined in each case, selecting color settings using the determined degrees of similarity and printing the print motif onto the paper web with the selected color settings.
Claims14
A method for printing a paper web with at least one print motif by a digital printing facility, comprising:
- providing a digital image of a master sample of the print motif,
- printing a plurality of copies of a section of the at least one print motif with different color settings,
- creating digital images of the printed copies, the digital images and the master sample of the print motif comprising a same motif,
- comparing the digital images of the printed copies with the digital image of the master sample, wherein a degree of similarity is determined in each case,
- selecting color settings using a highest similarity of the digital images of the printed copies with the digital image of the master sample based on the determined degrees of similarity, and
- printing the print motif onto the paper web with the selected color settings.
Dependencies are inferred from the claim text.