Invention Grant
US07792001B2 Copy protection system for optical disc having a confusion pattern 有权
具有混淆图案的光盘复制保护系统

Copy protection system for optical disc having a confusion pattern
Abstract:
User information is encoded on a record carrier in accordance with a first record carrier standard, the encoding of the user information also being in accordance with a second record carrier standard. Also, format information is provided on the record carrier for presenting the user information in a predetermined manner, at least a portion of the format information being according to the second standard and not in accordance with the first standard so that a player in accordance with the first standard and not in accordance with the second standard can not play the user information in the predefined manner.
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