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US 6,477,126 B1Granted
Optical recording medium and method of assigning its spare area
AssigneeLG Electronics Inc.
InventorsYong Cheol Park, Yong Hee Han
Life of this patent
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Abstract
A rewritable optical recording medium and a method of assigning a spare area in the rewritable optical recording medium is disclosed. In the present invention, a primary spare area of optical discs, which have the same disc size and track pitch but different initial user sizes, are assigned to have a same size, thereby improving the compatibility the discs.
Claims19
A method of assigning a spare area of an optical recording medium having a data area, the method comprising:
- providing a first mode in which both a primary spare area and a supplementary spare area are assigned;
- providing a second mode in which a primary spare area is assigned;
- and
- assigning the spare area according to one of either the first mode or the second mode when the optical recording medium is formatted.
1 more element
An optical recording medium having a data area in which a spare area is assigned by:
- providing a first mode in which both a primary spare area and a supplementary spare area are assigned;
- providing a second mode in which a primary spare area is assigned;
- and
- assigning the spare area according to one of either the first mode or the second mode when the optical recording medium is formatted.
1 more element
Dependencies are inferred from the claim text.