Method for the administration of a subscriber card for mobile telephony equipment of the type with auxiliary reader and embedded system for the implementation of the method
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United States of America Patent
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Feb 24, 2009
Grant Date -
Sep 22, 2005
app pub date -
Feb 19, 2002
filing date -
Feb 19, 2001
priority date (Note) -
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Abstract
The invention concerns a method for the administration of a subscriber SIM card 3 inserted in the main smartcard reader of a mobile telephone of the type including a second smartcard reader, using an additional administrator smartcard temporarily inserted in this second reader. The administrator smartcard includes at least one specific loader (Ch) applet and one or more files (f.sub.1-f.sub.n) corresponding to the applets (A.sub.1-A.sub.n) which can be loaded in the SIM card under the control of the loader (Ch). The administrator card complies with the Sim Toolkit standard. The method can also be used to carry out the deletion, modification and various operations on data or applets (A.sub.1-A.sub.n) present in the SIM card: display, determination of the memory space, etc. The invention also concerns an embedded system, more particularly a smartcard, for the implementation of the method.
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