Apparatus and method to generate a halftoning screen and...

Details Apparatus and method to generate a halftoning screen and... Apparatus and method to generate a halftoning screen and...

2011-07-26

2011-07-26

Lee, Thomas D (Department: 2625)

Facsimile and static presentation processing

Static presentation processing

Attribute control

C358S003060

Reexamination Certificate

active

07986442

ABSTRACT:
An apparatus to generate a halftoning screen and an image forming apparatus. The apparatus to generate a halftoning screen includes a dot center setting unit to set locations of dot centers according to a plurality of grey levels of print data, and a screen generating unit to grow dots from the locations of the dot centers that are set for each of the plurality of grey levels of the print data.

REFERENCES:
patent: 5587811 (1996-12-01), Liguori
patent: 7471421 (2008-12-01), Asai et al.
patent: 7626730 (2009-12-01), Tai et al.

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