Density adjustment in an image processing apparatus

Details Density adjustment in an image processing apparatus Density adjustment in an image processing apparatus

1994-12-20

1995-11-14

Wong, Peter S.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358300, 358504, 355208, 382168, H04N 123, H04N 156, G06K 946, G03G 2100

Patent

active

054671957

ABSTRACT:
An image forming apparatus has a producing device for producing density information from an original image signal, an image forming device for effecting image formation, and a controlling device for controlling an image formation condition based on the density information of the producing device and the image formation density of the image forming device. The density information is obtained as a frequency distribution of output level of the producing device.

REFERENCES:
patent: 4352553 (1982-10-01), Hirahara
patent: 4958219 (1990-09-01), Kadowaki
patent: 5053888 (1991-10-01), Nomura
patent: 5091967 (1992-02-01), Ohsawa
patent: 5189441 (1993-02-01), Fukui et al.
patent: 5206686 (1993-04-01), Fukui et al.

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