发明名称 PRINTING SYSTEM, AND PRINTING APPARATUS AND METHOD
摘要 <P>PROBLEM TO BE SOLVED: To perform an appropriate gamma correction when a gamma correction table is updated by calibration. <P>SOLUTION: In a system including a computer terminal 103 connected to a network 102 and a printing apparatus 101, the computer terminal 103 sends print data to the printing apparatus 101 and the printing apparatus 101 stores the sent print data in a memory unit. A table modification processing is performed for performing density control and updating a density correction table through the density control processing. When the table modification processing is performed, print data processed using a non-modified density correction table are discarded and the modified density correction table is used to perform an image processing. <P>COPYRIGHT: (C)2010,JPO&INPIT
申请公布号 JP2010056890(A) 申请公布日期 2010.03.11
申请号 JP20080219750 申请日期 2008.08.28
申请人 CANON INC 发明人 IGARASHI HIROYA
分类号 H04N1/407;G06F3/12 主分类号 H04N1/407
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