File management system for memory card

Boots – shoes – and leggings

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Details

364DIG1, 36422281, G06F 1730

Patent

active

056089023

ABSTRACT:
In an IC card using a file management system for performing data management of a plurality of files obtained by dividing a data memory, when selection is performed to allow use of the file, discrimination ID information representing that each file is already selected is provided to each file. In accessing a file, the provided discrimination ID information is added to each access command to designate a specific access, and a file serving as an access target is recognized on the basis of the designated discrimination ID information, thereby accessing the file.

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