Color image forming apparatus

Details Color image forming apparatus Color image forming apparatus

1995-03-30

1996-04-23

Pendegrass, Joan

Photocopying

Contact printing

Light boxes

355326R, 347116, G03G 1501

Patent

active

055108857

ABSTRACT:
When a plural number of color out-of-registration detect patterns arrayed in the direction substantially orthogonal to the advancing direction of the endless image bearing member are sampled, the output signals of the line photosensing device are shading corrected. When a plural number of color out-of-registration detect patterns arrayed in the direction substantially parallel to the advancing direction of the endless image bearing member are sampled, a control means controls a shading correction means so as to perform the shading correction of the output signals of the line photosensing device.

REFERENCES:
patent: 5457518 (1995-10-01), Ashikaga et al.

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