Method for controlling defect of optical disk, optical disk...

Details Method for controlling defect of optical disk, optical disk... Method for controlling defect of optical disk, optical disk...

2002-10-31

2009-06-30

Tran, Thai (Department: 2621)

Motion video signal processing for recording or reproducing

Local trick play processing

With randomly accessible medium

C386S349000, C386S349000, C386S349000

Reexamination Certificate

active

07555205

ABSTRACT:
An optical disc recording apparatus (1) includes a system control unit (14) that judges whether main information and sub information which is recorded by being superimposed on said main information, relocates and records the main information or the sub information, or the main information and the sub information in a replacement area, when it is judged to be a defective area, and registers information in a defect management area in the optical disc, the information associating the defective area with the replacement area to which said defective area is relocated.

REFERENCES:
patent: 6621782 (2003-09-01), Nakane et al.
patent: 07-073607 (1995-03-01), None
patent: 11-126426 (1999-05-01), None
patent: 2001-357533 (2001-12-01), None

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