File management system with file-size flexibility
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 25, 1995
Grant Date -
N/A
app pub date -
Mar 22, 1994
filing date -
Mar 29, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In an IC card, a memory is divided into a plurality of files and data management of each divided file is performed. The IC card comprises a size allocation section for allocating an optional file size to each file, and a control section for performing a control operation so that size management may be effected according to the size allocated by the size allocation section in which an instruction section for commanding that size management should not be performed in each file is included.
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