Patent ID: 11863726
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A printing device, comprising:
a head configured to print an image having a plurality of pixels on a printing medium based on image data;
an input device configured to obtain an input of designating a pixel of the image; and
a controller;
wherein the controller is configured to cause the printing device to print, on a same printing medium, a first patch group containing a plurality of patches, and a second patch group containing patches corresponding to the designated pixel designated via the input device, the second patch group containing a pair of patches, a color difference of the pair of patches contained in the second patch group being smaller than a color difference of a pair of patches with a smallest color difference among the plurality of patches contained in the first patch group.