| 发明名称 |
Recording medium, license management apparatus, and recording and playback apparatus |
| 摘要 |
A License Management Apparatus, see FIG. 2. Each Audio Object (AOB) is put in correspondence with a Migrate Permission Flag (MPF) which is set to ON to show that a migration procedure is permitted. When a Right Management Information (RMI) does not exist for an AOB the MPF is set to OFF to show that a migration procedure is not permitted.
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| 申请公布号 |
US2002165825(A1) |
申请公布日期 |
2002.11.07 |
| 申请号 |
US20020048546 |
申请日期 |
2002.05.02 |
| 申请人 |
MATSUSHIMA HIDEKI;HARADA SHUNJI;UESAKA YASUSHI;HIROTA TERUTO;KOZUKA MASAYUKI;NIKAIDO MASATAKA |
发明人 |
MATSUSHIMA HIDEKI;HARADA SHUNJI;UESAKA YASUSHI;HIROTA TERUTO;KOZUKA MASAYUKI;NIKAIDO MASATAKA |
| 分类号 |
G06F12/14;G06F21/00;G06F21/24;G06K17/00;G06K19/00;G06K19/073;G06Q10/00;G06Q50/00;G10L19/00;(IPC1-7):G06F17/60 |
主分类号 |
G06F12/14 |
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