Digital halftoning with spiral dots

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United States of America Patent

PATENT NO 11915072
APP PUB NO 20220215213A1
SERIAL NO

17607534

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Abstract

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A halftone raster image, suitable for rendering a continuous-tone image, which comprises a plurality of regularly tiled spiral dots. Said spiral dots comprise (i) image pixels arranged as a first arc (200) or as a plurality of arcs which together represent a first spiral (100), and (ii) non-image pixels arranged as a second arc (201) or as a plurality of arcs which together represent a second spiral (101), wherein neighbour halftone dots from said plurality of regularly tiled halftone dots represent a double spiral or triple spiral.

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Patent Owner(s)

Patent OwnerAddress
ECO3 BVSEPTESTRAAT 27 MORTSEL 2640

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bartels, Rudolf Mortsel, BE 14 29

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