Information hiding system, method, and printed matter into which information is hidden
First Claim
Patent Images
1. Printed matter comprising:
- a printable media having at least one surface;
printing data disposed upon said at least one surface of said printable media; and
information data embedded within said printing data and disposed upon said at least one surface of said printable media such that said information data is hidden within said printing data.
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Accused Products
Abstract
An information hiding system that hides information-data in the printing-data according to steganography using an embedding means, and produces printed matter by printing out the printing-data on printable media. A scanner is used to read the data, such as image or pattern data, from the printed matter in order to restore the printing-data. The hidden information-data is then extracted from the restored printing-data using an information-data extracting means. Finally, the information-data is outputted in such a form as an image, musical or voice sound, and/or character letters according to the outputting means.
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Citations
23 Claims
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1. Printed matter comprising:
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a printable media having at least one surface;
printing data disposed upon said at least one surface of said printable media; and
information data embedded within said printing data and disposed upon said at least one surface of said printable media such that said information data is hidden within said printing data. - View Dependent Claims (2, 3)
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4. An information hiding system for hiding information data within printing data disposed upon a printable media, said system comprising:
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embedding means for embedding said information data within said printing data;
printing means for disposing said information data and said printing data upon said printable media to form a printed matter;
extracting means for reading said printed matter and extracting said information data from said printing data; and
outputting means for outputting said information data from said extracting means. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23)
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15. A method for hiding and extracting information data from printing data disposed upon printed matter comprising the steps of;
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embedding said information data within said printing data;
disposing said information data and said printing data upon a printable media to form said printed matter;
reading said printed matter;
extracting said information data from said printing data; and
outputting said information data extracted in said extracting step.
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Specification