记录介质和控制对该记录介质的访问的方法和设备

Recording medium, and method and apparatus of controlling access to the recording medium

Abstract

公开了一种记录介质以及控制对该记录介质的访问的方法和设备。提取预先记录在记录介质上的物理访问控制(PAC)信息。随后,从该PAC信息提取PAC标识。当PAC标识为已知时,使用包含在PAC信息中的第一控制信息控制对该记录介质的访问。或者,当PAC标识为未知时,使用包含在PAC信息中的第二控制信息控制对该记录介质的访问。
A recording medium, and a method and apparatus of controlling an access to the recording medium are disclosed. Physical access control (PAC) information that is pre-recorded on a recording medium is extracted. Then, a PAC identification is extracted from the PAC information. An access to the recording medium is controlled using first control information that is included in the PAC information, when the PAC identification is known. Alternatively, the access to the recording medium is controlled using second control information that is included in the PAC information, when the PAC identificationis unknown.

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