Device for imaging prints

Details Device for imaging prints Device for imaging prints

1998-03-03

1999-12-14

Mancuso, Joseph

Image analysis

Applications

Personnel identification

382116, G06K 900

Patent

active

06002786&

ABSTRACT:
The device for imaging finger prints has a transparent electrically insulating substrate, a thin transparent electrode on the substrate and a sensitive layer on the electrode comprising electroluminescent dielectric material, arranged to receive hand tissues whose print is to be imaged. A source means connected to said electrode applies a voltage between the electrode and tissues. A camera provides a picture taken through the substrate.

REFERENCES:
patent: 4336998 (1982-06-01), Ruell
patent: 4340300 (1982-07-01), Ruell
patent: 5057244 (1991-10-01), Yukio et al.
patent: 5448649 (1995-09-01), Chen
patent: 5757278 (1998-05-01), Itsumi
Database WPI Section Ch, Week 8320 Derwent Publications Ltd., London, GB; AN 83-48904K XP002080114 & SU 942 684 B (As Azerb Physics), 15 juillet 1982 * abrege *.
Database WPI Section Ch, Week 8141 Derwent Publications Ltd., London, GB; AN 81-75251D XP002080115 & SU 797 657 B (As Azerb Physics), 28 janvier 1981 * abrege *.

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