Image forming apparatus and auto color registration method...

Details Image forming apparatus and auto color registration method... Image forming apparatus and auto color registration method...

2008-07-14

2010-12-07

Chen, Sophia S (Department: 2852)

Electrophotography

Image formation

Transfer

C399S049000

Reexamination Certificate

active

07848690

ABSTRACT:
A color registration method of an image forming apparatus, including forming a plurality of front detection marks corresponding to a plurality of colors on a transfer belt, forming a first rear detection mark to at least one of the plurality of colors, except at least one of the plurality of colors, using a color registration reference, and performing auto color registration (ACR) to align the colors on the basis of the first rear detection mark.

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European Search Report issued Jul. 20, 2009 in EP Application No. 08161346.5.

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