Image processing apparatus with anti-forgery function

Details Image processing apparatus with anti-forgery function Image processing apparatus with anti-forgery function

1992-03-27

1994-11-08

Rogers, Scott A.

Facsimile and static presentation processing

Natural color facsimile

Image reproduction

358401, 358468, 355201, 340687, H04N 100, H04N 146, H04N 144

Patent

active

053632028

ABSTRACT:
An image processing apparatus having a function for detecting a specific original decides the degree of similarity between the image represented by input image signals and the image of a specific original which is not to be allowed to be copied, e.g., currency. The image processing apparatus determines the content of the image processing in accordance with the result of the decision, and processes the input image signals on the basis of the determined content.

REFERENCES:
patent: 3997873 (1976-12-01), Thornton
patent: 4780806 (1988-10-01), Wada et al.
patent: 4788575 (1988-11-01), Ito et al.
patent: 4908873 (1990-03-01), Philibert
patent: 5047864 (1991-09-01), Fujito
patent: 5097348 (1992-03-01), Suetaka
patent: 5126838 (1992-06-01), Ohsawa et al.
"Hitachi-IP/200 High-Performance Image Processor", Hitachi Review, No. 4, Tokyo, Japan. pp. 195-204, (Aug., 1989).

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