Patent ID: 8641159
Filing Date: 2014-02-04
Classification: B41J

Abstract:
1. A method of printing on a medium for ruled line correction, wherein a ruled line is a line comprising a length disposed along either a length or a width direction of the medium, and a width of either one or two pixels, the method comprising: (a) acquiring data that corresponds to an image to be printed on the medium; (b) determining whether the image comprises any ruled line; (c) if the image does not comprise any ruled line, proceeding to step (h); (d) if the image does comprise a ruled line, determining a length direction of the ruled line relative to the medium, and determining a width of the ruled line; (e) if the image does comprise a ruled line, either (f) immediately returning to step (b) to determine whether the image comprises an additional ruled line, or (g) performing a correction method on the ruled line, wherein the correction method comprises altering at least one of a size or an existence of at least one pixel of the ruled line, and returning to step (b) to determine whether the image comprises an additional ruled line; wherein step (e) selects either step (f) or step (g) based on the length direction of the ruled line relative to the medium and based on the width of the ruled line; and (h) printing the image and ending the method.