Information record medium having an area for recording...

Details Information record medium having an area for recording... Information record medium having an area for recording...

G - Physics

11

B

352/19, 352/32.1

G11B 27/28 (2006.01) G06F 3/08 (2006.01) G06F 17/30 (2006.01) G11B 7/004 (2006.01) G11B 7/007 (2006.01) G11B 7/013 (2006.01) G11B 27/32 (2006.01)

Patent

CA 1320268

ABSTRACT OF THE DISCLOSURE There is disclosed an information record medium having an area for recording data and an area for recording a directory used to manage the recorded data, by providing an area for recording information indicating logical erasure of the unnecessary data. In the information record method of the present invention, when unnecessary data is produced, information indicating the logical erasure of the data is recorded in the area of the information record medium in which the directory is recorded.

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