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US 2004/0196764 A1Published application
Copy-protected optical recording medium and a method for manufacturing thereof
AssigneeSettec Inc.
InventorsHeung-Chan Seung, Byeongseok Oh
Life of this patent
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Abstract
A copy-protected optical recording medium and a method for manufacturing thereof is provided, wherein the medium has at least two auxiliary sections for confusing control of a copying machine.
Claims14
An optical recording medium protected from being copied by a general recording/reproducing apparatus but capable of being reproduced by a general reproducing apparatus, comprising:
- a content session in which content information to be reproduced by said reproducing apparatus is stored;
- and
- a first and second auxiliary sessions for preventing said recording/reproducing apparatus from copying said content information,
- wherein said content session comprises control information for guiding said recording/reproducing apparatus to said first auxiliary session therein,
- said first auxiliary session comprises control information for guiding said recording/reproducing apparatus to said second auxiliary session therein, and
- said second auxiliary session comprises control information for guiding said recording/reproducing apparatus to said first auxiliary session therein.
3 more elements
A method for manufacturing an optical recording medium protected from being copied by a general recording/reproducing apparatus but capable of being reproduced by a general reproducing apparatus, comprising the steps of:
- (a)forming a content session in which content information to be reproduced by said reproducing apparatus is stored;
- and
- (b)forming a first and second auxiliary sessions for preventing said recording/reproducing apparatus from copying said content information,
- wherein control information for guiding said recording/reproducing apparatus to said first auxiliary session is stored in a predetermined area of said content session in said step (a),
- control information for guiding said recording/reproducing apparatus to said second auxiliary session is stored in a predetermined area of said first auxiliary session in said step (b), and
- control information for guiding said recording/reproducing apparatus to said first auxiliary session is stored in a predetermined area of said second auxiliary session in said step (b).
3 more elements
Dependencies are inferred from the claim text.