发明名称 IMAGE READING DEVICE AND IMAGE FORMING APPARATUS
摘要 An image reading device is provided with a waveform memory that stores correction waveform data generated based on a digital image signal output from an image signal processing circuit when a light source of the image reading device is turned off, and an image signal correcting circuit that corrects an image signal of an original image using the correction waveform data stored in the waveform memory.
申请公布号 US2012062962(A1) 申请公布日期 2012.03.15
申请号 US201113231339 申请日期 2011.09.13
申请人 NAGASE MASAKI 发明人 NAGASE MASAKI
分类号 H04N1/38 主分类号 H04N1/38
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