发明名称 IMAGE READING APPARATUS, IMAGE READING METHOD AND MEDIUM
摘要 PROBLEM TO BE SOLVED: To make it possible to sense whether an original has images on both sides or on just one side thereof. SOLUTION: An image density histogram regarding read out image data is prepared to recognize that there is a set off, in other words, the original has images on both sides when the peak count of the image density histogram is beyond a predetermined value.
申请公布号 JP2002077606(A) 申请公布日期 2002.03.15
申请号 JP20000265371 申请日期 2000.09.01
申请人 CANON INC 发明人 ISEMURA KEIZO
分类号 G06T1/00;H04N1/00;H04N1/40;(IPC1-7):H04N1/40 主分类号 G06T1/00
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