Dynamic information storage or retrieval – Condition indicating – monitoring – or testing – Including radiation storage or retrieval
Reexamination Certificate
2005-05-12
2008-12-30
Feild, Joseph (Department: 2627)
Dynamic information storage or retrieval
Condition indicating, monitoring, or testing
Including radiation storage or retrieval
C369S053220
Reexamination Certificate
active
07471602
ABSTRACT:
An optical disk medium in which a learning area can be expanded, an optical disk information recording method and an optical disk apparatus are provided. A first lead-in area and second lead-in area are provided on the inner side and outer side of a data area. The first lead-in area includes a first learning area, management information recording area and data connection area and the second lead-in area includes a protection area which protects the user data in the inner portion thereof and a second learning area which is provided on the outer side of the protection area and sets an optimum condition for an operation of recording data into the data area. An area in which information indicating the utilization state of the protection area is recorded is prepared in one of the management information recording area and data connection area.
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ECMA Standardizing Information and Communication System: 80mm (1,46 Gbytes per side) and 120 mm (4,70 Gbytes per side) DVD Re-recordable Disk (DVD-RW), XP 002339283, Dec. 2002, pp. I-VI and 1-148.
Ide Tatsunori
Kashihara Yutaka
Ogawa Akihito
Shimonou Shigeru
Takahashi Hideki
Feild Joseph
Haley Joseph
Kabushiki Kaisha Toshiba
NEC Corporation
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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