DATA CARRIER HAVING RESERVED AREA FOR CONTROLLING DEFECTS AND DATA CONCERNING DEFECTS CONTROL, METHOD FOR MARKING ABOUT RESERVED AREA AND METHOD FOR CONTROLLING DEFECTS Russian patent published in 2005 - IPC

Abstract RU 2253911 C2

FIELD: optical data carriers.

SUBSTANCE: primary reserved area, marked out during initialization, is present on data carrier. Also present is auxiliary reserved area, marked after initialization and/or expanded reserved area. Additional reserved area is marked in directly, starting from back portion of data zone.

EFFECT: excluded double replacements and marking of normal blocks as defect ones.

2 cl, 11 dwg

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RU 2 253 911 C2

Authors

Ko Dzung-Van

Dates

2005-06-10—Published

1999-11-10—Filed