Device for and method of detecting SIM card removal and reinsertion
AssigneeThe United States of America as represented by the Director, National Security Agency
InventorDaryle D. Deloatch
Life of this patent
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Abstract
A device for and method of determining if a SIM card was removed and reinserted into a device by initially inserting the SIM card into the device, checking for the presence of the SIM card, if the SIM card is present then returning to the second step, if the SIM card is not present then reporting that the SIM card has been removed from the user-definable electronic device, checking for the presence of the SIM card, if the SIM card is not present then returning to the fifth step, and if the SIM card is present then reporting that the SIM card has been reinserted into the device, and returning to the second step.
Claims7
A method of determining when a Subscriber Identity Module (SIM) card is removed and reinserted into a user-definable electronic device, comprising the steps of:
- (a) initially inserting the SIM card into the user-definable electronic device;
- (b) checking for the presence of the SIM card in the user-definable electronic device;
- (c) if the SIM card is present in the user-definable electronic device then returning to step (b);
- (d) if the SIM card is not present in the user-definable electronic device then reporting via a communication from the user-definable electronic device to a remote monitor of the user-definable electronic device that the SIM card has been removed;
- (e) checking for the presence of the SIM card in the user-definable electronic device;
- (f) if the SIM card is not present in the electronic device then returning, to step (e);
- and
- (g) if the SIM card is present in the electronic device then reporting that the SIM card has been reinserted into the electronic device, and returning to step (b).
Dependencies are inferred from the claim text.