Apparatus for evaluating density and evenness of printed pattern

Details Apparatus for evaluating density and evenness of printed pattern Apparatus for evaluating density and evenness of printed pattern

1985-04-12

1988-04-05

Harkcom, Gary V.

Boots, shoes, and leggings

356355, 356432, 364518, 355 14D, G03G 1500

Patent

active

047363150

ABSTRACT:
An apparatus for evaluating density-evenness of patterns printed on an article includes a circuit for calculating density distribution of the image data in each segment; a circuit for normalizing the density distribution with an area of effective image data in each segment; and a circuit for quantifying the density and evenness of the patterns.

REFERENCES:
patent: 3842422 (1974-10-01), Vanden Broek et al.
patent: 4005434 (1977-01-01), Golias et al.
patent: 4468703 (1984-08-01), Fujiwara et al.
patent: 4556916 (1985-12-01), Matsunawa
patent: 4572654 (1986-02-01), Murai et al.
patent: 4573798 (1986-03-01), Fujie et al.
patent: 4578712 (1986-03-01), Matsunawa

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