Method and device for correcting a position for writing an image

Facsimile and static presentation processing – Facsimile – Recording apparatus

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Details

347116, 347234, 250235, 2502141, 358302, H04N 121, G01D 1514, G01D 942

Patent

active

056276494

ABSTRACT:
In an image forming apparatus, a method of correcting a position for writing an image on a photoconductive element on the basis of a signal representative of a pattern formed on the element and detected, and a device therefor. A single photoconductive element is used to form a plurality of different colored images using a single rotating polygonal mirror and a plurality of light sources. The toner images can be sensed either while they are on the single photoconductive element or by sensing them through a transport belt.

REFERENCES:
patent: 4912491 (1990-03-01), Hoshino et al.
patent: 4963899 (1990-10-01), Resch, III
patent: 5076163 (1991-12-01), Sainio
patent: 5325154 (1994-06-01), Tayama et al.
patent: 5442388 (1995-08-01), Schieck

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