Data recording and reading method

Details Data recording and reading method Data recording and reading method

G - Physics

06

K

G06K 7/06 (2006.01) G06K 1/12 (2006.01) G06K 19/067 (2006.01)

Patent

CA 2155436

Method and apparatus for recording/reading information codes, for reading information codes recorded by an electrolytic ink by a sensor using two kinds of contacts different in ionization tendency. The apparatus comprises a pair of contacts using two kinds of electrodes different in ionization tendency and information codes recorded with ionically conductive electrolyte. The present invention provide a compact and lightweight sensor which is not affected by external environment such as temperature, moisture, brightness, dust, and so forth.

L'invention concerne un procédé et un appareil permettant d'enregistrer/lire des codes d'information et de lire des informations enregistrées par encre électrolytique par un capteur au moyen de deux types de contact à tendances d'ionisation différentes. Ledit appareil comporte une paire de contacts utilisant deux types d'électrodes à tendances d'ionisation différentes et des codes d'information enregistrés au moyen d'un électrolyte ioniquement conducteur. L'invention porte également sur un capteur compact et léger insensible aux conditions ambiantes telles que, entre autres, la température, l'humidité, la lumière et la poussière.

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