Picture element data generating method

Details Picture element data generating method Picture element data generating method

1987-09-28

1990-01-16

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358448, 358452, H04N 140

Patent

active

048947296

ABSTRACT:
A picture element data generating method comprises the steps of extracting a noticeable pixel and a plurality of reference pixels from image data, the reference pixels being adjacent to the noticeable pixel; and generating a pixel positioned within a minimum polygon which is formed so as to include the noticeable pixel and the reference pixels as vertexes thereof or include the reference pixels as vertexes and the noticeable pixel on a side thereof. A level of the pixel being calculated by use of levels of the noticeable and reference pixels which are weighed.

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patent: 4720745 (1988-01-01), DeForest
patent: 4725892 (1988-02-01), Suzuki
patent: 4742399 (1988-05-01), Kitamura
patent: 4776031 (1988-10-01), Mita

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