| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology for enhancing the image quality by correcting the sheet feed error of a printer printing in an interlace recording mode. SOLUTION: A test pattern including a plurality of color patches being printed using different correction values is printed according to an interlace recording mode. Correction value of feeding amount is determined by examining print results of the test pattern. At the time of printing an image according to an interlace recording mode, sub-scan feeding amount is corrected according to that correction value. |
