US 11,870,966 B1
Spot color adjustment system and methods for color printing operations
Javier A Morales, Rochester, NY (US)
Assigned to KYOCERA DOCUMENT SOLUTIONS INC., Osaka (JP)
Filed by Kyocera Document Solutions Inc., Osaka (JP)
Filed on Jan. 6, 2023, as Appl. No. 18/094,204.
Int. Cl. H04N 1/60 (2006.01)
CPC H04N 1/6033 (2013.01) [H04N 1/6027 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for adjusting spot colors in printing operations, the method comprising:
determining a first color swatch of a first spot color;
generating a test chart having a plurality of rings of color swatches by
positioning each ring of color swatches from the plurality of rings around the first color swatch at an adjustment value,
wherein the adjustment value for each ring of color swatches corresponds to a color change from the first color swatch,
wherein a number of color swatches in each ring increases extending away from the first color swatch, and
wherein the adjustment value for a first ring of color swatches is less than the adjustment value for a second ring of color swatches;
selecting a second color swatch having a second spot color from one of the plurality of rings encompassing the first color swatch;
adjusting a new test chart to center the second color swatch; and
generating the new test chart having a new plurality of rings around the second color swatch.