Printing apparatus and driving control method for printhead
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United States of America Patent
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Sep 19, 2017
Issued Date -
N/A
app pub date -
Sep 18, 2015
filing date -
Oct 7, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
In a printing apparatus including a printhead and a print control unit, wherein the printhead includes two nozzle arrays, each arranged in a first direction and including nozzles arranged along a second direction, the print control unit performs a first operation of expanding print data onto a memory, a second operation of selecting, for each nozzle array, some of the nozzles as non-driving nozzles and the remaining nozzles as driving nozzles, and a third operation of distributing the expanded print data to the two nozzle arrays such that dots corresponding to the non-driving nozzles of one nozzle array are printed by the driving nozzles of the other nozzle array.
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