Digital video disc, its recording and reproducing

专利名称：Digital video disc, its recording and

reproducing methods, and related encoderand decoder using the same

发明人：Yoshiaki Tanaka,Shoji Ueno申请号：US10120424申请日：20020412

公开号：US20020154893A1公开日：20021024

专利附图：

摘要：At least one musical composition is transmitted via a digital video disc togetherwith bonus information relating to the musical composition and an approved interactive

data required when a user accesses the bonus information. An arbitrary interactive data isentered by the user accessing the bonus information. The transmitted musicalcomposition is reproducible regardless of the entered interactive data. However, areproduction of the bonus information is allowed only when the entered interactive dataagrees with the approved interactive data.

申请人：VICTOR COMPANY OF JAPAN, LTD.

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