Printing apparatus and method

Details Printing apparatus and method Printing apparatus and method

2007-02-05

2010-11-02

Gray, David M (Department: 2852)

Electrophotography

Image formation

Photoconductive member

C399S225000

Reexamination Certificate

active

07826770

ABSTRACT:
Disclosed is a printing apparatus and method to correct for image non-uniformities. The printing apparatus comprises a photoreceptor (P/R) belt charging device positioned to charge the P/R belt after an image is transferred to a media sheet. Subsequently, an image sensing device scans the P/R belt residual image or patches to detect image non-uniformities.

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patent: 7561834 (2009-07-01), Silence
U.S. Appl. No. 11/531,016, Sep. 12, 2006, Wing et al.

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