System and method for employing a telecommunications network to remotely disable a SIM or smartcard
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United States of America Patent
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Apr 27, 1999
Grant Date -
N/A
app pub date -
Nov 14, 1996
filing date -
Nov 14, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
In a smartcard having a subscriber identity module ('SIMI') that cooperates with a mobile station to effect communication with a telecommunications network, a system for, and method of, disabling the smartcard. The system includes: (1) data commnications circuitry that transmits a code uniquely identifying the smartcard from logic circuitry within the smartcard to the telecommunications network via the mobile station, the code employable by the telecommunications network to search a disable database associated therewith, the telecommunications network returning a disable command if the code is found in the disable database and (2) disabling circuitry that incapacitates the logic circuitry to prevent an operation thereof, the smartcard being incapacitated with respect to the telecommunications network and systems independent of the telecommunications network.
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