Recording medium and information storage apparatus
AssigneeFujitsu Limited
InventorShigenori Yanagi
Life of this patent
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Abstract
A recording medium and an information storage apparatus having high formatting efficiency are provided. The recording medium and the information storage apparatus give IDs for data to be stored. In one embodiment, one ID is provided for two data areas, and no two IDs are situated in line with each other on two adjacent tracks.
Claims5
An information storage apparatus for making access to a recording medium which has data sectors, and identifier portions each provided for more than one of the data sectors, each of the identifier portions being arranged in positions shifted from each other on adjacent tracks, said information storage apparatus comprising:
- an address determination unit which generates addresses of the data sectors based on the identifier portions, and determines whether a desired data sector is reached in accordance with the addresses.
Dependencies are inferred from the claim text.