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Moire-free color halftone configuration

  • US 20060170975A1
  • Filed: 12/08/2005
  • Published: 08/03/2006
  • Est. Priority Date: 01/28/2005
  • Status: Active Grant
First Claim
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1. A method for forming non-orthogonal halftone screens for moiré

  • ;

    free color halftoning, comprising;

    defining a first color halftone screen having a first fundamental frequency vector Vc1 and second fundamental frequency vector Vc2;

    defining a second color halftone screen having a first fundamental frequency vector Vm1 and second fundamental frequency vector Vm2; and

    , selecting the values of the fundamental frequency vectors to identify combinations that satisfy the following;

    Vc





    2
    +Vm





    1
    =-12

    Vc





    1
    ,and




    Vc





    1
    -Vm





    2
    =-12

    Vm





    1
    .

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