Method and apparatus for recording a signature

Details Method and apparatus for recording a signature Method and apparatus for recording a signature

1975-10-14

1977-07-12

Boudreau, Leo H.

Communications: electrical

Digital comparator systems

340347AD, G06K 900

Patent

active

040357694

ABSTRACT:
The pressure exerted while writing a signature is transduced to an electrical analog signal which is periodically converted to a binary coded number representing the average amplitude of the pressure between periodic samplings.

REFERENCES:
patent: 3133266 (1964-05-01), Frishkopf
patent: 3618019 (1971-11-01), Nemirovsky et al.
patent: 3699517 (1972-10-01), Dyche
patent: 3818443 (1974-06-01), Radcliffe

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