- 专利标题: Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium
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申请号: US10984937申请日: 2004-11-10
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公开(公告)号: US20050192686A1公开(公告)日: 2005-09-01
- 发明人: Teruto Hirota , Kenji Tagawa , Hideki Matsushima , Tomokazu Ishikawa , Shinji Inoue , Masayuki Kozuka
- 申请人: Teruto Hirota , Kenji Tagawa , Hideki Matsushima , Tomokazu Ishikawa , Shinji Inoue , Masayuki Kozuka
- 优先权: JP11-149893 19990528; JP11-236724 19990824; JP11-372606 19991228
- 主分类号: G06F12/14
- IPC分类号: G06F12/14 ; G06F3/06 ; G06F3/08 ; G06F3/16 ; G06F12/00 ; G06F21/24 ; G06K17/00 ; G06K19/00 ; G06K19/07 ; G06K19/073 ; G10K15/04 ; G10L19/00 ; G11B20/10 ; G11B20/12 ; G11B27/00 ; G11C7/16 ; H04L9/08 ; H04L9/10 ; H04N1/21 ; G06F17/00
摘要:
An audio stream is divided into a plurality of audio object (AOB) files that are recorded having each been encrypted using a different encryption key. At least one piece of track management information (TKI) is provided corresponding to each track. Playlist information (PLI) assigns a playback position in a playback order to each track when a plurality of tracks are to be played back one after the other.
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