Information card and information card system
AssigneeASA Systems, Inc.
InventorsEiji Kawaguchi, Richard Eason, Kunihiro Tsuda
Life of this patent
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Abstract
An information card and card system that eliminates forgery and illegal use of a card. The information card includes a memory that stores information data, which includes one of image data and acoustic data and contains inherent data that is embedded in the information data according to steganographic information hiding. The inherent data is data that authenticates a legitimacy of a card owner of the information card. The information card system include the information card and a data processing terminal for authenticating the owner of the card and/or the authenticity of the card itself.
Claims18
An information card comprising a visible photograph of a card owner displayed upon the card and a memory that stores information data, the information data comprising one of image data and acoustic data;
- wherein the information data contains inherent data that is embedded in the information data according to steganographic information hiding;
- wherein the inherent data comprises data that authenticates a legitimacy of a card owner of the information card;
- and
- wherein one of the information data and the inherent data comprises a reproduction of the visible photograph of the card owner displayed upon the card.
An information card system comprising:
- an information card comprising a memory that stores information data, the information data comprising one of image data and acoustic data, wherein the information data comprises inherent data that is embedded in the information data according to steganographic information hiding, wherein the inherent data comprises data that authenticates a legitimacy of a card owner of the information card, and wherein the memory stores a password for permitting the information data to be read from the memory, and
- a data processing terminal comprising input means for submitting a password,
- password checking means for checking the submitted password against the password stored in the information card to permit the information data to be read from the memory, and output means for outputting the read information data.
An information card system comprising:
- an information card comprising a visible photograph of a card owner displayed upon the card and a memory that stores information data, wherein the information data comprises one of image data and acoustic data, wherein the information data comprises inherent data that is embedded in the information data according to steganographic information hiding, wherein one of the information data and the inherent data comprises a reproduction of the visible photograph of the card owner displayed upon the card;
- and
- a data processing terminal comprising input means for submitting a customized key inherent data extracting means for extracting the inherent data with the use of the submitted customized key, and output means for outputting the extracted inherent data.
Dependencies are inferred from the claim text.