Invention Grant
US08393709B2 Printing method for reducing stitch error between overlapping jetting modules
有权
用于减少重叠喷射模块之间的针迹误差的打印方法
- Patent Title: Printing method for reducing stitch error between overlapping jetting modules
- Patent Title (中): 用于减少重叠喷射模块之间的针迹误差的打印方法
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Application No.: US12949918Application Date: 2010-11-19
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Publication No.: US08393709B2Publication Date: 2013-03-12
- Inventor: James M. Enge
- Applicant: James M. Enge
- Applicant Address: US NY Rochester
- Assignee: Eastman Kodak Company
- Current Assignee: Eastman Kodak Company
- Current Assignee Address: US NY Rochester
- Agent William R. Zimmerli
- Main IPC: B41J29/393
- IPC: B41J29/393

Abstract:
A method of printing is described for a page-width printer including a line head having a plurality of jetting modules that are staggered in a page-width direction. In a set up procedure, a test pattern is printed using the nozzles of adjacent jetting modules, and the pattern is analyzed to detect a stitch error in the overlap regions. The results of this analysis is used to calculate a set of correction values to be applied to print data subsequently sent to nozzles of the adjacent jetting modules to make a correction for the stitch error. During a subsequent production run, the print data sent to the nozzles of the adjacent jetting modules is analyzed to sense an image content attribute, such as gray or density level, of the print data. These results of the analysis of the print data is then used to calculate a dynamic adjustment that is used to adjust the set of correction values calculated during the set up procedure. The line head is then used to print the corrected print data by applying the set of adjusted correction values to production print data subsequently sent to the jetting modules.
Public/Granted literature
- US20110063354A1 PRINTING METHOD FOR REDUCING STITCH ERROR BETWEEN OVERLAPPING JETTING MODULES Public/Granted day:2011-03-17
Information query
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