Title:
光ディスク記録装置、光ディスク記録方法及び光ディスク
Document Type and Number:
Japanese Patent JP4337569
Kind Code:
B2
Abstract:
In an optical disc having on one of the surfaces thereof a first information recording layer in which physical sector numbers are allocated in an ascending order from an inner circumference to an outer circumference and a second information recording layer in which physical sector numbers are allocated in the ascending order from the outer circumference to the inner circumference, each of the recording layers being allocated into a user area and a spare area situated on the outer circumferential side of the user area, first volume management information in an existing file system is recorded to the inner circumferential side of the user area of the first layer, second volume management information is recorded to the outer circumferential side of the spare area of the second layer, and user data of the file system and the file management information are recorded to the user area.
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Inventors:
Shinji Fujita
Application Number:
JP2004030100A
Publication Date:
September 30, 2009
Filing Date:
February 06, 2004
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G11B20/12; G11B7/0045; G11B7/007; G11B7/085; G11B7/24; G11B20/10; G11B20/18; G11B27/00; G11B27/30; G11B27/32
Domestic Patent References:
JP2003510742A | ||||
JP11312378A | ||||
JP2003288759A | ||||
JP10021673A | ||||
JP2005071468A |
Foreign References:
WO2004029964A1 |
Attorney, Agent or Firm:
Manabu Inoue
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