Signature identification system

Details Signature identification system Signature identification system

1991-06-18

1992-09-22

Mancuso, Joseph

Image analysis

Histogram processing

For setting a threshold

235380, 34082534, 382 13, G06K 900

Patent

active

051504200

ABSTRACT:
A signature identification system includes an IC card having a memory storing sign data representing a genuine signature and a display device for displaying the genuine signature by readign the sign data stored in the IC card. A writing unit includes a sign reading device for reading a genuine signature signed by an authorized person and a writing device for writing data representing the read genuine signature on an IC card, whereby the genuine signature is invisibly stored in the IC card and imitation of the genuine signature by viewing the genuine signature in the card can be avoided.

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patent: 4680801 (1987-07-01), Etherington
patent: 4718103 (1988-01-01), Shojima et al.
patent: 4752965 (1988-06-01), Dunkley et al.
"Identification Technologies" by Warfel, Published by Charles C. Thomas, 1979 pp. 108-109.

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