US 7,624,299 B2 · Write-once optical disc, and method and apparatus for recording management information on write-once optical disc

Abstract

A writable-once optical recording medium such as a BD-WO, and a method and apparatus for managing the writable-once optical recording medium, are provided. According to an embodiment, the method includes recording temporary management information in a temporary defect management area of the recording medium, the temporary management information including disc usage management information indicating a recording or non-recording status of the user area of the each recording layer; and transferring the disc usage management information from the at least one temporary defect management area to the at least one final defect management area of the recording medium, wherein in the recording step, the disc usage management information for each of the recording layers is separately recorded in the temporary defect management area.

Claims20

Dependent claims

A method of managing an optical recording medium, the recording medium including a plurality of recording layers, each recording layer having at least one temporary defect management area and at least one final defect management area, the method comprising:

recording temporary management information in a temporary defect management area of the recording medium, the temporary management information including disc usage management information indicating a recording or non-recording status of a user area of the each recording layer;
and
transferring the disc usage management information from the temporary defect management area to the at least one final defect management area of the recording medium,
wherein in the recording step, the disc usage management information for each of the recording layers is separately recorded in the temporary defect management area.

1 more element

An optical recording medium, comprising:

a plurality of recording layers, each recording layer having at least one temporary defect management area and at least one final defect management area,
wherein temporary management information is recorded in a temporary defect management area of the recording medium, the temporary management information including disc usage management information indicating a recording or non-recording status of the recording medium,
the disc usage management information for each of the recording layers is separately recorded in the temporary defect management area, and
the disc usage management information is transferred from the temporary defect management area to the at least one final defect management area of the recording medium.

1 more element

Dependencies are inferred from the claim text.

Write-once optical disc, and method and apparatus for recording management information on write-once optical disc

Life of this patent

Write-once optical disc, and method and apparatus for recording management information on write-once optical disc

Life of this patent

Abstract

Claims20