| 摘要 |
A recording medium and a spare area management method for an optical recording medium are provided. The recording medium includes a spare area including a first spare area and/or an extendable second spare area and a control information area including first and second state information to indicate respectively whether or not the first spare area and the second spare area are in full state, wherein the second state information is set indicate further whether or not the second spare area is assigned.
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