Multi-layer information recording medium, recording apparatus, and recording method

Multi-layer information recording medium, recording apparatus, and recording method

  • CN 101,281,770 A
  • Filed: 01/06/2003
  • Published: 10/08/2008
  • Est. Priority Date: 01/22/2002
  • Status: Active Application
First Claim
Patent Images

1. the recording method of a recorded information on information recording medium, described recording medium have first recording layer and second recording layer adjacent with described first recording layer,Record is as first user data area of the part of user data area on described first recording layer, and first spare area that joins with described first user data area,Record is as second user data area of described user data area another part, and join with described second user data area and with second spare area of described first spare area in radial position roughly the same on the described recording medium,When described user data area comprised at least one defect area, at least one in described first spare area and described second spare area substituted described defect area.

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