Printing method and printing apparatus

Details Printing method and printing apparatus Printing method and printing apparatus

2008-03-25

2008-03-25

Huffman, Julian D. (Department: 2853)

Incremental printing of symbolic information

Ink jet

Controller

Reexamination Certificate

active

11050648

ABSTRACT:
A printing method and printing apparatus by which the quality of printed images can be improved are achieved. The printing method includes: (a) a step of printing a correction pattern on a medium, wherein the correction pattern is constituted by a line group including a plurality of lines arranged in an intersecting direction that intersects a movement direction of nozzles, each of the lines being made of a plurality of dots arranged in the movement direction, and is printed by alternately repeating an operation of ejecting ink from a plurality of the nozzles and an operation of moving the medium in the intersecting direction; (b) a step of setting for each of the lines a correction value for correcting a darkness in the intersecting direction of an image to be printed on the medium, wherein each of the correction values is set based on a darkness of a plurality of lines, in the line group, including the line whose correction value is to be set; and (c) a step of printing the image on the medium based on the correction values that have been set for each of the lines.

REFERENCES:
patent: 6354688 (2002-03-01), Inoue et al.
patent: 6390598 (2002-05-01), Sato et al.
patent: 02-054676 (1990-02-01), None

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