×

Halftone patterns

  • US RE41,604 E1
  • Filed: 03/16/2000
  • Issued: 08/31/2010
  • Est. Priority Date: 03/16/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A screen system having:

  • a plurality of screens each representing different colours or black in a digital original image, each screen has a pattern of printing areas which defines a minimum mesh, each pattern has a parcel of printing areas which repeats throughout the respective screen, and two or more of the screens have different non-orthogonal minimum meshes and have parcels which correspond in shape and size, said two or more screens having different non-orthogonal minimum meshes have printing areas which extend to join first along directions other than that of their closest spacing and;

    a processor arrangement configured to take as input the digital original image and to generate, using the plurality of screens, a coloured halftone image.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×