| 摘要 |
A first method for determining the start of user data in a data block on an optical disc is disclosed. The first method includes: setting a plurality of predetermined time intervals; detecting a first sync pattern and a second sync pattern; and utilizing one of the predetermined time intervals and a time interval between the first sync pattern and the second sync pattern to determine the start of the user data. In addition, a second method for determining the start of user data in a data block on an optical disc is disclosed. The second method includes: detecting a first sync pattern; when the first sync pattern is found, detecting a sync ID of the first sync pattern; and when the sync ID of the first sync pattern is found, determining the start of the user data according to the sync ID of the first sync pattern.
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