Image forming apparatus containing color shading correction and bias correction of intermediate transfer belt
US8139991B2 · kind B2 · utility
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1References
9Claims
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Key dates
| Filing date | Nov 26, 2008 |
| Grant date | Mar 20, 2012 |
| Priority date | — |
| Expiry date | Oct 30, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0161
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A bias correction is carried out before a color registration correction is carried out so as to stabilize the running state of an intermediate transfer belt, thereafter the bias correction ceases and the color registration correction is carried out.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.