Information recording device and information recording method
AssigneeKabushiki Kaisha Toshiba
InventorTakuya KONTANI
Life of this patent
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Abstract
An information recording device includes a table showing a physical address in first and second areas and a number of rewriting at the physical address in a correspondence manner, the first area being a writing destination in a recording medium configured to be consumed by rewriting, the second area being not a writing destination in the recording medium, an instructor configured to instruct to change the first and second tables based on the first table and the physical address of the writing destination, a changer configured to change the table based on the instruction, and a writer configured to write data to the recording medium based on the physical address in the first area.
Claims19
An information recording device, comprising:
- a table, stored in a recording medium worn by rewriting, comprising a physical address in first and second areas of the recording medium and a number indicative of rewriting operations executed at the physical address, the first area comprises a writing destination in the recording medium, the second area does not comprise a writing destination in the recording medium;
- a determination module configured to determine a modification of the table based on contents of the table and the physical address of the writing destination;
- a modification module configured to modify the table based on a result from the determination module;
- and
- a writer configured to write data to the recording medium using the physical address in the first area.
An information recording method in an information recording device comprising:
- storing a table in the recording medium comprising a combination of a physical address in first and second areas of a recording medium worn by rewriting, and a number indicative of rewriting operations executed at the physical address, the first area that comprises a writing destination in the recording medium, the second area does not comprise a writing destination in the recording medium;
- the information recording method further comprising:
- determining whether to modify the table based on contents of the table and the physical address of the writing destination;
- modifying the table based on a result from the determination module;
- and
- writing data to the recording medium using the physical address in the first area.
Dependencies are inferred from the claim text.