| 摘要 |
<P>PROBLEM TO BE SOLVED: To allow discrimination between a broadcast program which is recorded on a record/reproduction data layer by a program of a reproduction-only data layer and a broadcast program which is recorded on a record/reproduction data layer by a user, in a hybrid disk medium composed of the reproduction-only data layer and the record/reproduction data layer. <P>SOLUTION: An AV stream recorded by a program of a reproduction-only data layer and management information are recorded under a first directory 3502, an AV stream recorded by a user and management information are recorded under a second directory 3503, and the first directory 3502 and the second directory 3503 are independent of each other. <P>COPYRIGHT: (C)2012,JPO&INPIT |
