发明名称 Image reading apparatus and image forming apparatus with a control device for adjusting a white reference member to a set position according to shading correction or image reading operation
摘要 An image reading apparatus including: an image sensor unit having a light source that irradiates light onto an original document transferred to a predetermined image reading position, and a light receiving element that receives reflected light of the light; a white reference member for shading correction, provided so as to oppose the image sensor unit across a transferring path for the original document; an actuator that adjusts a position or an angle of the white reference member; and a control device that sets a position or angle of the white reference member and controls the actuator so as to adjust the white reference member to the set position or to the set angle, so that light reflected from the white reference member is received on the light receiving element when correcting shading, and so that the reflected light is not received on the light receiving element when reading an image.
申请公布号 US8320026(B2) 申请公布日期 2012.11.27
申请号 US20090356228 申请日期 2009.01.20
申请人 TANAKA KOICHI;KYOCERA DOCUMENT SOLUTIONS INC. 发明人 TANAKA KOICHI
分类号 H04N1/40 主分类号 H04N1/40
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