Line screen design for gray scale rendering

Details Line screen design for gray scale rendering Line screen design for gray scale rendering

1992-06-05

1993-11-02

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358457, 358459, H04N 123

Patent

active

052588505

ABSTRACT:
A method and arrangement for reproducing an original image, includes scanning and digitizing an original image into pixels of a digitized image. The pixels of the digitized image are arranged into cells. A gray level halftone printer is then controlled to form dots along lines in accordance with at least a first template corresponding to increasing cell gray levels until a first line structure is stable. The printer is then controlled to form dots along lines in accordance with at least a second template corresponding to further increasing cell gray levels.

REFERENCES:
patent: 4736254 (1988-04-01), Kotera et al.
patent: 4814886 (1989-03-01), Kuge et al.

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