Title:
IC CARD AND METHOD FOR MANAGING VOLATILE MEMORY OF THE IC CARD
Document Type and Number:
WIPO Patent Application WO/2001/041058
Kind Code:
A1
Abstract:
An IC card (2) in which volatile objects are created and accessed by using reference addresses on a nonvolatile memory (23). The volatile objects are dynamically created, and real objects are arranged in order from volatile objects of shorter durations, thereby enabling the circulatory use of a garbage collection of volatile memory (22) the duration of which has expired.
Inventors:
KAWAURA ATSUYOSHI (JP)
Application Number:
PCT/JP1999/006698
Publication Date:
June 07, 2001
Filing Date:
November 30, 1999
Export Citation:
Assignee:
TOSHIBA KK (JP)
KAWAURA ATSUYOSHI (JP)
KAWAURA ATSUYOSHI (JP)
International Classes:
G06K19/073; G07F7/10; (IPC1-7): G06K19/073
Foreign References:
| EP0955577A1 | 1999-11-10 |
Other References:
"Java Card Applet Developer's Guide", 19 August 1998, SUN MICROSYSTEMS, INC., XP002924584
ZHIQUN CHEN, RINALDO DI GIORGIO: "Rensai: Java taio jisedai card no katsuyoho; Dai 4 kai: Java card 2.0 wo rikai suru (first volumn)", JAVA WORLD, vol. 2 (CONSECUTIVE VOL. 8), no. 7, 1 July 1998 (1998-07-01), TOKYO, pages 154 - 160, XP002924585
See also references of EP 1239411A4
ZHIQUN CHEN, RINALDO DI GIORGIO: "Rensai: Java taio jisedai card no katsuyoho; Dai 4 kai: Java card 2.0 wo rikai suru (first volumn)", JAVA WORLD, vol. 2 (CONSECUTIVE VOL. 8), no. 7, 1 July 1998 (1998-07-01), TOKYO, pages 154 - 160, XP002924585
See also references of EP 1239411A4
Attorney, Agent or Firm:
Suzuye, Takehiko (Kasumigaseki 3-chome Chiyoda-ku, Tokyo, JP)
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