US 11,868,071 B2
Image forming apparatus
Hirotaka Seki, Tokyo (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Nov. 17, 2022, as Appl. No. 17/988,823.
Application 17/988,823 is a division of application No. 17/375,172, filed on Jul. 14, 2021, granted, now 11,520,264.
Claims priority of application No. 2020-123903 (JP), filed on Jul. 20, 2020.
Prior Publication US 2023/0074291 A1, Mar. 9, 2023
Int. Cl. G03G 15/00 (2006.01); G03G 15/23 (2006.01)
CPC G03G 15/5041 (2013.01) [G03G 15/234 (2013.01); G03G 15/5058 (2013.01); G03G 15/5062 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An image forming apparatus, comprising:
an image forming unit configured to form an image on a sheet based on an image forming condition;
a reading conveying path in which a sheet having a test image formed by the image forming unit is conveyed from the image forming unit;
a reader configured to read the test image on the sheet conveyed in the reading conveying path; and
a controller configured to:
generate the image forming condition for adjusting a density of an image to be formed by the image forming unit, based on a reading result of the test image by the reader,
wherein, in a duplex printing job in which the image forming unit forms images on both surfaces of a sheet, no image is formed on a partial area on the sheet, with the partial area being an area which is a back side of a test image area on which the test image is to be formed.