| 摘要 |
PROBLEM TO BE SOLVED: To provide a playback system to suitably reproduce video signals from an optical disk. SOLUTION: In the playback system to reproduce a video title from an optical disk, a first menu is reproduced from the video manager after obtaining the video manager menu language unit based on matching between the language code specific to the reproduction device and the video manager menu language code by referring to the video manager information. The attribute information is obtained from the video title set attribute by referring to the video title set attribute table. Then, a second menu is reproduced from the video title after obtaining the video title menu language unit based on matching between the language code specific to the reproduction device and the video title menu language code by referring to the video title set information. COPYRIGHT: (C)2007,JPO&INPIT
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