发明名称 Image forming apparatus and method for forming image using recording head and test image.
摘要 <p>There is disclosed an image forming apparatus for recording an original image read by a reading unit (16) on a recording medium using a recording head (37) having an array (117,118,119,120) of a plurality of recording elements. The apparatus includes pattern forming unit (130) for forming, on the recording medium, a test pattern having an area larger than an array range of the plurality of recording elements using the recording head (37) in accordance with a predetermined operation, a detection unit for causing the reading unit to read the test pattern formed on the recording medium by the pattern forming unit (130) in accordance with a predetermined operation, and detecting a density distribution within the array range of the plurality of recording elements, a generation unit for generating correction data of a drive condition for uniforming a density during image formation on the basis of the density distribution detected by the detection unit in correspondence with the plurality of recording elements, and a guide unit for display the predetermined operations on a display unit. &lt;IMAGE&gt;</p>
申请公布号 EP0461810(A2) 申请公布日期 1991.12.18
申请号 EP19910305134 申请日期 1991.06.07
申请人 CANON KABUSHIKI KAISHA 发明人 OHTSUBO, TOSHIHIKO;SHOUNO, SEITA;SUZUKI, AKIO;SUGISHIMA, KIYOHISA;TAKAGI, EIICHI;TAKADA, YOSHIHIRO
分类号 B41J2/12;B41J2/01;B41J29/46;H04N1/401;H04N1/407;H04N1/60 主分类号 B41J2/12
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