Method of image enhancement by raster scanning

Details Method of image enhancement by raster scanning Method of image enhancement by raster scanning

1984-02-17

1986-02-18

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Recording apparatus

382 54, H04N 712

Patent

active

045716358

ABSTRACT:
A method of enhancing images comprises making a point-by-point record of an image with successive pixels in a logical array, determining the standard deviation of the pixels, determining an effective central pixel value, and then displaying or recording the image using the determined central pixel values.

REFERENCES:
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patent: 4311914 (1982-01-01), Huber
patent: 4315318 (1982-02-01), Kato et al.
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patent: 4355337 (1982-10-01), Sekigawa
patent: 4356555 (1982-10-01), Ejiri et al.
patent: 4437122 (1984-03-01), Walsh et al.
patent: 4499597 (1985-02-01), Alves

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