Patent ID: 6693765
Filing Date: 2004-02-17
Classification: G11B

Abstract:
An information storage apparatus including storage means for storing control information for controlling a state of access to a recording medium, and control means for controlling the state of access to the recording medium based on the control information, the information storage apparatus comprising:transfer control means for transferring the control information stored in the storage means to the control means at a time of accessing the recording medium, the transfer control means comprising: first retention means for retaining a control information storage address of the storage means where the control information is stored; second retention means for retaining number of units of data of the control information to be transferred to the control means; control information reading means for successively reading out the control information of the number of units of data stored in said second retention means from the control information storage address stored in said first retention means; and data switching means for switching transfer destinations of the control information read out by said control information reading means based on the number of units of data stored in said second retention means.