Card true/false decision apparatus

B - Operations – Transporting – 42 – D

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

B42D 15/10 (2006.01) G03H 1/18 (2006.01) G03H 1/30 (2006.01) G06K 7/10 (2006.01) G06K 7/12 (2006.01) G06K 19/00 (2006.01) G06K 19/16 (2006.01)

Patent

CA 2416295

A card true/false decision apparatus for deciding whether a card (1) having a predetermined hologram in accordance with the type of the card 1 (1) is true or false according to the hologram. The card true/false decision apparatus comprises a measuring light projection system (semiconductor laser 25a, collimator lens 25b) for projecting measuring light to the hologram, an area sensor (28) for receiving reflected/diffracted light reflected by the hologram of the measuring beam P, a plurality of decision calculation means (30 to 32) for performing calculations corresponding to various holograms in accordance with a signal from the area sensor (28) so as to decide whether the card (1) is true or false, and selection means (selector switch 24, switch circuit 29) for selecting one of the plurality of decision calculation means (30 to 32).

L'invention porte sur un appareil détectant si une carte (1) est vraie ou fausse comportant un hologramme prédéterminé correspondant à une carte vraie ou fausse. L'appareil comprend un système de projection de la lumière de mesure (laser à semi-conducteur 25a ou lentille collimatrice 25b) projetant ladite lumière sur l'hologramme, un détecteur surfacique (28) recevant la lumière réfléchie/diffractée renvoyée par l'hologramme du faisceau de mesure, plusieurs moyens de calcul de décision (30 à 32) pour effectuer des calculs correspondant aux divers hologrammes sur la base du signal fourni par le détecteur surfacique (28) pour décider si la carte (1) est vraie ou fausse, et des moyens de sélection (commutateur de sélection 24, circuit de commutation 29) sélectionnant l'un des différents moyens de calcul de décision (30 à 32).

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Card true/false decision apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Card true/false decision apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Card true/false decision apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1993064

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.